beta 2011.03.25 18:03

12 files changed, 5223 insertions, 8984 deletions

diff --git a/tex/generic/context/luatex-basics-gen.lua b/tex/generic/context/luatex-basics-gen.lua
new file mode 100644
index 000000000..df5e7e6c4
--- /dev/null
+++ b/tex/generic/context/luatex-basics-gen.lua
@@ -0,0 +1,220 @@
+if not modules then modules = { } end modules ['luat-basics-gen'] = {
+    version   = 1.100,
+    comment   = "companion to luatex-*.tex",
+    author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
+    copyright = "PRAGMA ADE / ConTeXt Development Team",
+    license   = "see context related readme files"
+}
+
+if context then
+    texio.write_nl("fatal error: this module is not for context")
+    os.exit()
+end
+
+local dummyfunction = function() end
+local dummyreporter = function(c) return function(...) texio.write(c .. " : " .. string.format(...)) end end
+
+statistics = {
+    register      = dummyfunction,
+    starttiming   = dummyfunction,
+    stoptiming    = dummyfunction,
+    elapsedtime   = nil,
+}
+
+directives = {
+    register      = dummyfunction,
+    enable        = dummyfunction,
+    disable       = dummyfunction,
+}
+
+trackers = {
+    register      = dummyfunction,
+    enable        = dummyfunction,
+    disable       = dummyfunction,
+}
+
+experiments = {
+    register      = dummyfunction,
+    enable        = dummyfunction,
+    disable       = dummyfunction,
+}
+
+storage = { -- probably no longer needed
+    register      = dummyfunction,
+    shared        = { },
+}
+
+logs = {
+    new           = dummyreporter,
+    reporter      = dummyreporter,
+    messenger     = dummyreporter,
+    report        = dummyfunction,
+}
+
+callbacks = {
+    register = function(n,f) return callback.register(n,f) end,
+
+}
+
+utilities = {
+    storage = {
+        allocate = function(t) return t or { } end,
+        mark     = function(t) return t or { } end,
+    },
+}
+
+characters = characters or {
+    data = { }
+}
+
+-- we need to cheat a bit here
+
+texconfig.kpse_init = true
+
+resolvers = resolvers or { } -- no fancy file helpers used
+
+local remapper = {
+    otf   = "opentype fonts",
+    ttf   = "truetype fonts",
+    ttc   = "truetype fonts",
+    dfont = "truetype fonts", -- "truetype dictionary",
+    cid   = "cid maps",
+    fea   = "font feature files",
+}
+
+function resolvers.findfile(name,fileformat)
+    name = string.gsub(name,"\\","\/")
+    fileformat = fileformat and string.lower(fileformat)
+    local found = kpse.find_file(name,(fileformat and fileformat ~= "" and (remapper[fileformat] or fileformat)) or file.extname(name,"tex"))
+    if not found or found == "" then
+        found = kpse.find_file(name,"other text files")
+    end
+    return found
+end
+
+function resolvers.findbinfile(name,fileformat)
+    if not fileformat or fileformat == "" then
+        fileformat = file.extname(name) -- string.match(name,"%.([^%.]-)$")
+    end
+    return resolvers.findfile(name,(fileformat and remapper[fileformat]) or fileformat)
+end
+
+function resolvers.resolve(s)
+    return s
+end
+
+function resolvers.unresolve(s)
+    return s
+end
+
+-- Caches ... I will make a real stupid version some day when I'm in the
+-- mood. After all, the generic code does not need the more advanced
+-- ConTeXt features. Cached data is not shared between ConTeXt and other
+-- usage as I don't want any dependency at all. Also, ConTeXt might have
+-- different needs and tricks added.
+
+--~ containers.usecache = true
+
+caches = { }
+
+local writable, readables = nil, { }
+
+if not caches.namespace or caches.namespace == "" or caches.namespace == "context" then
+    caches.namespace = 'generic'
+end
+
+do
+
+    local cachepaths = kpse.expand_path('$TEXMFCACHE') or ""
+
+    if cachepaths == "" then
+        cachepaths = kpse.expand_path('$TEXMFVAR')
+    end
+
+    if cachepaths == "" then
+        cachepaths = kpse.expand_path('$VARTEXMF')
+    end
+
+    if cachepaths == "" then
+        cachepaths = "."
+    end
+
+    cachepaths = string.split(cachepaths,os.type == "windows" and ";" or ":")
+
+    for i=1,#cachepaths do
+        if file.is_writable(cachepaths[i]) then
+            writable = file.join(cachepaths[i],"luatex-cache")
+            lfs.mkdir(writable)
+            writable = file.join(writable,caches.namespace)
+            lfs.mkdir(writable)
+            break
+        end
+    end
+
+    for i=1,#cachepaths do
+        if file.is_readable(cachepaths[i]) then
+            readables[#readables+1] = file.join(cachepaths[i],"luatex-cache",caches.namespace)
+        end
+    end
+
+    if not writable then
+        texio.write_nl("quiting: fix your writable cache path")
+        os.exit()
+    elseif #readables == 0 then
+        texio.write_nl("quiting: fix your readable cache path")
+        os.exit()
+    elseif #readables == 1 and readables[1] == writable then
+        texio.write(string.format("(using cache: %s)",writable))
+    else
+        texio.write(string.format("(using write cache: %s)",writable))
+        texio.write(string.format("(using read cache: %s)",table.concat(readables, " ")))
+    end
+
+end
+
+function caches.getwritablepath(category,subcategory)
+    local path = file.join(writable,category)
+    lfs.mkdir(path)
+    path = file.join(path,subcategory)
+    lfs.mkdir(path)
+    return path
+end
+
+function caches.getreadablepaths(category,subcategory)
+    local t = { }
+    for i=1,#readables do
+        t[i] = file.join(readables[i],category,subcategory)
+    end
+    return t
+end
+
+local function makefullname(path,name)
+    if path and path ~= "" then
+        name = "temp-" .. name -- clash prevention
+        return file.addsuffix(file.join(path,name),"lua")
+    end
+end
+
+function caches.is_writable(path,name)
+    local fullname = makefullname(path,name)
+    return fullname and file.is_writable(fullname)
+end
+
+function caches.loaddata(paths,name)
+    for i=1,#paths do
+        local fullname = makefullname(paths[i],name)
+        if fullname then
+            texio.write(string.format("(load: %s)",fullname))
+            local data = loadfile(fullname)
+            return data and data()
+        end
+    end
+end
+
+function caches.savedata(path,name,data)
+    local fullname = makefullname(path,name)
+    if fullname then
+        texio.write(string.format("(save: %s)",fullname))
+        table.tofile(fullname,data,'return',false,true,false)
+    end
+end
diff --git a/tex/generic/context/luatex-basics-nod.lua b/tex/generic/context/luatex-basics-nod.lua
new file mode 100644
index 000000000..151d98a8f
--- /dev/null
+++ b/tex/generic/context/luatex-basics-nod.lua
@@ -0,0 +1,95 @@
+if not modules then modules = { } end modules ['luatex-fonts-nod'] = {
+    version   = 1.001,
+    comment   = "companion to luatex-fonts.lua",
+    author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
+    copyright = "PRAGMA ADE / ConTeXt Development Team",
+    license   = "see context related readme files"
+}
+
+if context then
+    texio.write_nl("fatal error: this module is not for context")
+    os.exit()
+end
+
+-- Don't depend on code here as it is only needed to complement the
+-- font handler code.
+
+-- Attributes:
+
+if tex.attribute[0] ~= 0 then
+
+    texio.write_nl("log","!")
+    texio.write_nl("log","! Attribute 0 is reserved for ConTeXt's font feature management and has to be")
+    texio.write_nl("log","! set to zero. Also, some attributes in the range 1-255 are used for special")
+    texio.write_nl("log","! purposes so setting them at the TeX end might break the font handler.")
+    texio.write_nl("log","!")
+
+    tex.attribute[0] = 0 -- else no features
+
+end
+
+attributes            = { }
+attributes.unsetvalue = -0x7FFFFFFF
+
+local numbers, last = { }, 127
+
+function attributes.private(name)
+    local number = numbers[name]
+    if not number then
+        if last < 255 then
+            last = last + 1
+        end
+        number = last
+        numbers[name] = number
+    end
+    return number
+end
+
+-- Nodes:
+
+nodes              = { }
+nodes.pool         = { }
+nodes.handlers     = { }
+
+local nodecodes    = { } for k,v in next, node.types   () do nodecodes[string.gsub(v,"_","")] = k end
+local whatcodes    = { } for k,v in next, node.whatsits() do whatcodes[string.gsub(v,"_","")] = k end
+local glyphcodes   = { [0] = "character", "glyph", "ligature", "ghost", "left", "right" }
+
+nodes.nodecodes    = nodecodes
+nodes.whatcodes    = whatcodes
+nodes.whatsitcodes = whatcodes
+nodes.glyphcodes   = glyphcodes
+
+local free_node    = node.free
+local remove_node  = node.remove
+local new_node     = node.new
+
+nodes.handlers.protectglyphs   = node.protect_glyphs
+nodes.handlers.unprotectglyphs = node.unprotect_glyphs
+
+function nodes.remove(head, current, free_too)
+   local t = current
+   head, current = remove_node(head,current)
+   if t then
+        if free_too then
+            free_node(t)
+            t = nil
+        else
+            t.next, t.prev = nil, nil
+        end
+   end
+   return head, current, t
+end
+
+function nodes.delete(head,current)
+    return nodes.remove(head,current,true)
+end
+
+nodes.before = node.insert_before
+nodes.after  = node.insert_after
+
+function nodes.pool.kern(k)
+    local n = new_node("kern",1)
+    n.kern = k
+    return n
+end
diff --git a/tex/generic/context/luatex-fonts-cbk.lua b/tex/generic/context/luatex-fonts-cbk.lua
new file mode 100644
index 000000000..9db94f65e
--- /dev/null
+++ b/tex/generic/context/luatex-fonts-cbk.lua
@@ -0,0 +1,68 @@
+if not modules then modules = { } end modules ['luatex-fonts-cbk'] = {
+    version   = 1.001,
+    comment   = "companion to luatex-*.tex",
+    author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
+    copyright = "PRAGMA ADE / ConTeXt Development Team",
+    license   = "see context related readme files"
+}
+
+if context then
+    texio.write_nl("fatal error: this module is not for context")
+    os.exit()
+end
+
+local fonts = fonts
+local nodes = nodes
+
+-- Fonts: (might move to node-gef.lua)
+
+local traverse_id = node.traverse_id
+local glyph_code  = nodes.nodecodes.glyph
+
+function nodes.handlers.characters(head)
+    local fontdata = fonts.hashes.identifiers
+    if fontdata then
+        local usedfonts, done, prevfont = { }, false, nil
+        for n in traverse_id(glyph_code,head) do
+            local font = n.font
+            if font ~= prevfont then
+                prevfont = font
+                local used = usedfonts[font]
+                if not used then
+                    local tfmdata = fontdata[font] --
+                    if tfmdata then
+                        local shared = tfmdata.shared -- we need to check shared, only when same features
+                        if shared then
+                            local processors = shared.processes
+                            if processors and #processors > 0 then
+                                usedfonts[font] = processors
+                                done = true
+                            end
+                        end
+                    end
+                end
+            end
+        end
+        if done then
+            for font, processors in next, usedfonts do
+                for i=1,#processors do
+                    local h, d = processors[i](head,font,0)
+                    head, done = h or head, done or d
+                end
+            end
+        end
+        return head, true
+    else
+        return head, false
+    end
+end
+
+function nodes.simple_font_handler(head)
+--  lang.hyphenate(head)
+    head = nodes.handlers.characters(head)
+    nodes.injections.handler(head)
+    nodes.handlers.protectglyphs(head)
+    head = node.ligaturing(head)
+    head = node.kerning(head)
+    return head
+end
diff --git a/tex/generic/context/luatex-fonts-def.lua b/tex/generic/context/luatex-fonts-def.lua
new file mode 100644
index 000000000..1d71bf5d5
--- /dev/null
+++ b/tex/generic/context/luatex-fonts-def.lua
@@ -0,0 +1,97 @@
+if not modules then modules = { } end modules ['luatex-font-def'] = {
+    version   = 1.001,
+    comment   = "companion to luatex-*.tex",
+    author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
+    copyright = "PRAGMA ADE / ConTeXt Development Team",
+    license   = "see context related readme files"
+}
+
+if context then
+    texio.write_nl("fatal error: this module is not for context")
+    os.exit()
+end
+
+local fonts = fonts
+
+-- A bit of tuning for definitions.
+
+fonts.constructors.namemode = "specification" -- somehow latex needs this (changed name!) => will change into an overload
+
+-- tricky: we sort of bypass the parser and directly feed all into
+-- the sub parser
+
+function fonts.definers.getspecification(str)
+    return "", str, "", ":", str
+end
+
+-- the generic name parser (different from context!)
+
+local list = { }
+
+local function issome ()    list.lookup = 'name'          end -- xetex mode prefers name (not in context!)
+local function isfile ()    list.lookup = 'file'          end
+local function isname ()    list.lookup = 'name'          end
+local function thename(s)   list.name   = s               end
+local function issub  (v)   list.sub    = v               end
+local function iscrap (s)   list.crap   = string.lower(s) end
+local function iskey  (k,v) list[k]     = v               end
+local function istrue (s)   list[s]     = true            end
+local function isfalse(s)   list[s]     = false           end
+
+local P, S, R, C = lpeg.P, lpeg.S, lpeg.R, lpeg.C
+
+local spaces     = P(" ")^0
+local namespec   = (1-S("/:("))^0 -- was: (1-S("/: ("))^0
+local crapspec   = spaces * P("/") * (((1-P(":"))^0)/iscrap) * spaces
+local filename_1 = P("file:")/isfile * (namespec/thename)
+local filename_2 = P("[") * P(true)/isname * (((1-P("]"))^0)/thename) * P("]")
+local fontname_1 = P("name:")/isname * (namespec/thename)
+local fontname_2 = P(true)/issome * (namespec/thename)
+local sometext   = (R("az","AZ","09") + S("+-."))^1
+local truevalue  = P("+") * spaces * (sometext/istrue)
+local falsevalue = P("-") * spaces * (sometext/isfalse)
+local keyvalue   = (C(sometext) * spaces * P("=") * spaces * C(sometext))/iskey
+local somevalue  = sometext/istrue
+local subvalue   = P("(") * (C(P(1-S("()"))^1)/issub) * P(")") -- for Kim
+local option     = spaces * (keyvalue + falsevalue + truevalue + somevalue) * spaces
+local options    = P(":") * spaces * (P(";")^0  * option)^0
+
+local pattern    = (filename_1 + filename_2 + fontname_1 + fontname_2) * subvalue^0 * crapspec^0 * options^0
+
+local function colonized(specification) -- xetex mode
+    list = { }
+    lpeg.match(pattern,specification.specification)
+    list.crap = nil -- style not supported, maybe some day
+    if list.name then
+        specification.name = list.name
+        list.name = nil
+    end
+    if list.lookup then
+        specification.lookup = list.lookup
+        list.lookup = nil
+    end
+    if list.sub then
+        specification.sub = list.sub
+        list.sub = nil
+    end
+    specification.features.normal = fonts.handlers.otf.features.normalize(list)
+    return specification
+end
+
+fonts.definers.registersplit(":",colonized,"cryptic")
+fonts.definers.registersplit("", colonized,"more cryptic") -- catches \font\text=[names]
+
+function definers.applypostprocessors(tfmdata)
+    local postprocessors = tfmdata.postprocessors
+    if postprocessors then
+        for i=1,#postprocessors do
+            local extrahash = postprocessors[i](tfmdata) -- after scaling etc
+            if type(extrahash) == "string" and extrahash ~= "" then
+                -- e.g. a reencoding needs this
+                extrahash = string.gsub(lower(extrahash),"[^a-z]","-")
+                tfmdata.properties.fullname = format("%s-%s",tfmdata.properties.fullname,extrahash)
+            end
+        end
+    end
+    return tfmdata
+end
diff --git a/tex/generic/context/luatex-fonts-demo-vf-1.lua b/tex/generic/context/luatex-fonts-demo-vf-1.lua
index 31ac4b87b..b9f2a2c76 100644
--- a/tex/generic/context/luatex-fonts-demo-vf-1.lua
+++ b/tex/generic/context/luatex-fonts-demo-vf-1.lua
@@ -1,7 +1,9 @@
+local identifiers = fonts.hashes.identifiers
+
 return function(specification)
-    local f1, id1 = fonts.tfm.readanddefine('lmroman10-regular',     specification.size)
-    local f2, id2 = fonts.tfm.readanddefine('lmsans10-regular',      specification.size)
-    local f3, id3 = fonts.tfm.readanddefine('lmtypewriter10-regular',specification.size)
+    local f1, id1 = fonts.constructors.readanddefine('lmroman10-regular',     specification.size)
+    local f2, id2 = fonts.constructors.readanddefine('lmsans10-regular',      specification.size)
+    local f3, id3 = fonts.constructors.readanddefine('lmtypewriter10-regular',specification.size)
     if f1 and f2 and f3 then
         f1.name = specification.name
         f1.virtualized = true
@@ -17,9 +19,9 @@ return function(specification)
             { "special", "pdf:0 0 1 rg" },
         }
         local chars = {
-            fonts.identifiers[id1].characters,
-            fonts.identifiers[id2].characters,
-            fonts.identifiers[id3].characters,
+            identifiers[id1].characters,
+            identifiers[id2].characters,
+            identifiers[id3].characters,
         }
         for u, v in next, f1.characters do
             local n = math.floor(math.random(1,3)+0.5)
diff --git a/tex/generic/context/luatex-fonts-enc.lua b/tex/generic/context/luatex-fonts-enc.lua
new file mode 100644
index 000000000..ac736f2a6
--- /dev/null
+++ b/tex/generic/context/luatex-fonts-enc.lua
@@ -0,0 +1,28 @@
+if not modules then modules = { } end modules ['luatex-font-enc'] = {
+    version   = 1.001,
+    comment   = "companion to luatex-*.tex",
+    author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
+    copyright = "PRAGMA ADE / ConTeXt Development Team",
+    license   = "see context related readme files"
+}
+
+if context then
+    texio.write_nl("fatal error: this module is not for context")
+    os.exit()
+end
+
+local fonts         = fonts
+fonts.encodings     = { }
+fonts.encodings.agl = { }
+
+setmetatable(fonts.encodings.agl, { __index = function(t,k)
+    if k == "unicodes" then
+        texio.write(" <loading (extended) adobe glyph list>")
+        local unicodes = dofile(resolvers.findfile("font-agl.lua"))
+        fonts.encodings.agl = { unicodes = unicodes }
+        return unicodes
+    else
+        return nil
+    end
+end })
+
diff --git a/tex/generic/context/luatex-fonts-ext.lua b/tex/generic/context/luatex-fonts-ext.lua
new file mode 100644
index 000000000..951afcc7e
--- /dev/null
+++ b/tex/generic/context/luatex-fonts-ext.lua
@@ -0,0 +1,276 @@
+if not modules then modules = { } end modules ['luatex-fonts-ext'] = {
+    version   = 1.001,
+    comment   = "companion to luatex-*.tex",
+    author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
+    copyright = "PRAGMA ADE / ConTeXt Development Team",
+    license   = "see context related readme files"
+}
+
+if context then
+    texio.write_nl("fatal error: this module is not for context")
+    os.exit()
+end
+
+local fonts       = fonts
+local otffeatures = fonts.constructors.newfeatures("otf")
+
+-- A few generic extensions.
+
+local function initializeitlc(tfmdata,value)
+    if value then
+        -- the magic 40 and it formula come from Dohyun Kim
+        local parameters  = tfmdata.parameters
+        local italicangle = parameters.italicangle
+        if italicangle and italicangle ~= 0 then
+            local uwidth = (parameters.uwidth or 40)/2
+            for unicode, d in next, tfmdata.descriptions do
+                local it = d.boundingbox[3] - d.width + uwidth
+                if it ~= 0 then
+                    d.italic = it
+                end
+            end
+            tfmdata.properties.italic_correction = true
+        end
+    end
+end
+
+otffeatures.register {
+    name        = "itlc",
+    description = "italic correction",
+    initializers = {
+        base = initializeitlc,
+        node = initializeitlc,
+    }
+}
+
+-- slant and extend
+
+local function initializeslant(tfmdata,value)
+    value = tonumber(value)
+    if not value then
+        value =  0
+    elseif value >  1 then
+        value =  1
+    elseif value < -1 then
+        value = -1
+    end
+    tfmdata.parameters.slant_factor = value
+end
+
+otffeatures.register {
+    name        = "slant",
+    description = "slant glyphs",
+    initializers = {
+        base = initializeslant,
+        node = initializeslant,
+    }
+}
+
+local function initializeextend(tfmdata,value)
+    value = tonumber(value)
+    if not value then
+        value =  0
+    elseif value >  10 then
+        value =  10
+    elseif value < -10 then
+        value = -10
+    end
+    tfmdata.parameters.extend_factor = value
+end
+
+otffeatures.register {
+    name        = "extend",
+    description = "scale glyphs horizontally",
+    initializers = {
+        base = initializeextend,
+        node = initializeextend,
+    }
+}
+
+-- expansion and protrusion
+
+fonts.protrusions        = fonts.protrusions        or { }
+fonts.protrusions.setups = fonts.protrusions.setups or { }
+
+local setups = fonts.protrusions.setups
+
+local function initializeprotrusion(tfmdata,value)
+    if value then
+        local setup = setups[value]
+        if setup then
+            local factor, left, right = setup.factor or 1, setup.left or 1, setup.right or 1
+            local emwidth = tfmdata.parameters.quad
+            tfmdata.parameters.protrusion = {
+                auto = true,
+            }
+            for i, chr in next, tfmdata.characters do
+                local v, pl, pr = setup[i], nil, nil
+                if v then
+                    pl, pr = v[1], v[2]
+                end
+                if pl and pl ~= 0 then chr.left_protruding  = left *pl*factor end
+                if pr and pr ~= 0 then chr.right_protruding = right*pr*factor end
+            end
+        end
+    end
+end
+
+otffeatures.register {
+    name        = "protrusion",
+    description = "shift characters into the left and or right margin",
+    initializers = {
+        base = initializeprotrusion,
+        node = initializeprotrusion,
+    }
+}
+
+fonts.expansions         = fonts.expansions        or { }
+fonts.expansions.setups  = fonts.expansions.setups or { }
+
+local setups = fonts.expansions.setups
+
+local function initializeexpansion(tfmdata,value)
+    if value then
+        local setup = setups[value]
+        if setup then
+            local factor = setup.factor or 1
+            tfmdata.parameters.expansion = {
+                stretch = 10 * (setup.stretch or 0),
+                shrink  = 10 * (setup.shrink  or 0),
+                step    = 10 * (setup.step    or 0),
+                auto    = true,
+            }
+            for i, chr in next, tfmdata.characters do
+                local v = setup[i]
+                if v and v ~= 0 then
+                    chr.expansion_factor = v*factor
+                else -- can be option
+                    chr.expansion_factor = factor
+                end
+            end
+        end
+    end
+end
+
+otffeatures.register {
+    name        = "expansion",
+    description = "apply hz optimization",
+    initializers = {
+        base = initializeexpansion,
+        node = initializeexpansion,
+    }
+}
+
+-- left over
+
+function fonts.loggers.onetimemessage() end
+
+-- example vectors
+
+local byte = string.byte
+
+fonts.expansions.setups['default'] = {
+
+    stretch = 2, shrink = 2, step = .5, factor = 1,
+
+    [byte('A')] = 0.5, [byte('B')] = 0.7, [byte('C')] = 0.7, [byte('D')] = 0.5, [byte('E')] = 0.7,
+    [byte('F')] = 0.7, [byte('G')] = 0.5, [byte('H')] = 0.7, [byte('K')] = 0.7, [byte('M')] = 0.7,
+    [byte('N')] = 0.7, [byte('O')] = 0.5, [byte('P')] = 0.7, [byte('Q')] = 0.5, [byte('R')] = 0.7,
+    [byte('S')] = 0.7, [byte('U')] = 0.7, [byte('W')] = 0.7, [byte('Z')] = 0.7,
+    [byte('a')] = 0.7, [byte('b')] = 0.7, [byte('c')] = 0.7, [byte('d')] = 0.7, [byte('e')] = 0.7,
+    [byte('g')] = 0.7, [byte('h')] = 0.7, [byte('k')] = 0.7, [byte('m')] = 0.7, [byte('n')] = 0.7,
+    [byte('o')] = 0.7, [byte('p')] = 0.7, [byte('q')] = 0.7, [byte('s')] = 0.7, [byte('u')] = 0.7,
+    [byte('w')] = 0.7, [byte('z')] = 0.7,
+    [byte('2')] = 0.7, [byte('3')] = 0.7, [byte('6')] = 0.7, [byte('8')] = 0.7, [byte('9')] = 0.7,
+}
+
+fonts.protrusions.setups['default'] = {
+
+    factor = 1, left = 1, right = 1,
+
+    [0x002C] = { 0, 1    }, -- comma
+    [0x002E] = { 0, 1    }, -- period
+    [0x003A] = { 0, 1    }, -- colon
+    [0x003B] = { 0, 1    }, -- semicolon
+    [0x002D] = { 0, 1    }, -- hyphen
+    [0x2013] = { 0, 0.50 }, -- endash
+    [0x2014] = { 0, 0.33 }, -- emdash
+    [0x3001] = { 0, 1    }, -- ideographic comma      、
+    [0x3002] = { 0, 1    }, -- ideographic full stop  。
+    [0x060C] = { 0, 1    }, -- arabic comma           ،
+    [0x061B] = { 0, 1    }, -- arabic semicolon       ؛
+    [0x06D4] = { 0, 1    }, -- arabic full stop       ۔
+
+}
+
+-- normalizer
+
+fonts.handlers.otf.features.normalize = function(t)
+    if t.rand then
+        t.rand = "random"
+    end
+    return t
+end
+
+-- bonus
+
+function fonts.helpers.nametoslot(name)
+    local t = type(name)
+    if t == "string" then
+        local tfmdata = fonts.hashes.identifiers[currentfont()]
+        local shared  = tfmdata and tfmdata.shared
+        local fntdata = shared and shared.rawdata
+        return fntdata and fntdata.resources.unicodes[name]
+    elseif t == "number" then
+        return n
+    end
+end
+
+-- \font\test=file:somefont:reencode=mymessup
+--
+--  fonts.encodings.reencodings.mymessup = {
+--      [109] = 110, -- m
+--      [110] = 109, -- n
+--  }
+
+fonts.encodings             = fonts.encodings or { }
+local reencodings           = { }
+fonts.encodings.reencodings = reencodings
+
+local function specialreencode(tfmdata,value)
+    -- we forget about kerns as we assume symbols and we
+    -- could issue a message if ther are kerns but it's
+    -- a hack anyway so we odn't care too much here
+    local encoding = value and reencodings[value]
+    if encoding then
+        local temp = { }
+        local char = tfmdata.characters
+        for k, v in next, encoding do
+            temp[k] = char[v]
+        end
+        for k, v in next, temp do
+            char[k] = temp[k]
+        end
+        -- if we use the font otherwise luatex gets confused so
+        -- we return an additional hash component for fullname
+        return string.format("reencoded:%s",value)
+    end
+end
+
+local function reencode(tfmdata,value)
+    tfmdata.postprocessors = tfmdata.postprocessors or { }
+    table.insert(tfmdata.postprocessors,
+        function(tfmdata)
+            return specialreencode(tfmdata,value)
+        end
+    )
+end
+
+otffeatures.register {
+    name         = "reencode",
+    description  = "reencode characters",
+    manipulators = {
+        base = reencode,
+        node = reencode,
+    }
+}
diff --git a/tex/generic/context/luatex-fonts-lua.lua b/tex/generic/context/luatex-fonts-lua.lua
new file mode 100644
index 000000000..ec3fe38be
--- /dev/null
+++ b/tex/generic/context/luatex-fonts-lua.lua
@@ -0,0 +1,33 @@
+if not modules then modules = { } end modules ['luatex-fonts-lua'] = {
+    version   = 1.001,
+    comment   = "companion to luatex-*.tex",
+    author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
+    copyright = "PRAGMA ADE / ConTeXt Development Team",
+    license   = "see context related readme files"
+}
+
+if context then
+    texio.write_nl("fatal error: this module is not for context")
+    os.exit()
+end
+
+local fonts       = fonts
+fonts.formats.lua = "lua"
+
+function fonts.readers.lua(specification)
+    local fullname = specification.filename or ""
+    if fullname == "" then
+        local forced = specification.forced or ""
+        if forced ~= "" then
+            fullname = specification.name .. "." .. forced
+        else
+            fullname = specification.name
+        end
+    end
+    local fullname = resolvers.findfile(fullname) or ""
+    if fullname ~= "" then
+        local loader = loadfile(fullname)
+        loader = loader and loader()
+        return loader and loader(specification)
+    end
+end
diff --git a/tex/generic/context/luatex-fonts-merged.lua b/tex/generic/context/luatex-fonts-merged.lua
index ff5ade637..d627f1d4c 100644
--- a/tex/generic/context/luatex-fonts-merged.lua
+++ b/tex/generic/context/luatex-fonts-merged.lua
@@ -1,6 +1,6 @@
 -- merged file : luatex-fonts-merged.lua
 -- parent file : luatex-fonts.lua
--- merge date  : 02/25/11 22:03:53
+-- merge date  : 03/25/11 18:03:32
 
 do -- begin closure to overcome local limits and interference
 
@@ -667,6 +667,8 @@ function lpeg.is_lpeg(p)
     return p and lpegtype(p) == "pattern"
 end
 
+--~ Cf(Ct("") * (Cg(C(...) * "=" * Cs(...)))^0, rawset)
+
 end -- closure
 
 do -- begin closure to overcome local limits and interference
@@ -864,24 +866,24 @@ local function compare(a,b)
 end
 
 local function sortedkeys(tab)
-    local srt, kind, s = { }, 0, 0 -- 0=unknown 1=string, 2=number 3=mixed
+    local srt, category, s = { }, 0, 0 -- 0=unknown 1=string, 2=number 3=mixed
     for key,_ in next, tab do
         s = s + 1
         srt[s] = key
-        if kind == 3 then
+        if category == 3 then
             -- no further check
         else
             local tkey = type(key)
             if tkey == "string" then
-                kind = (kind == 2 and 3) or 1
+                category = (category == 2 and 3) or 1
             elseif tkey == "number" then
-                kind = (kind == 1 and 3) or 2
+                category = (category == 1 and 3) or 2
             else
-                kind = 3
+                category = 3
             end
         end
     end
-    if kind == 0 or kind == 3 then
+    if category == 0 or category == 3 then
         sort(srt,compare)
     else
         sort(srt)
@@ -1047,6 +1049,13 @@ end
 table.fastcopy = fastcopy
 table.copy     = copy
 
+function table.derive(parent)
+    local child = { }
+    if parent then
+        setmetatable(child,{ __index = parent })
+    end
+    return child
+end
 
 function table.tohash(t,value)
     local h = { }
@@ -2355,7 +2364,7 @@ end -- closure
 
 do -- begin closure to overcome local limits and interference
 
-if not modules then modules = { } end modules ['luat-dum'] = {
+if not modules then modules = { } end modules ['luat-basics-gen'] = {
     version   = 1.100,
     comment   = "companion to luatex-*.tex",
     author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
@@ -2363,6 +2372,11 @@ if not modules then modules = { } end modules ['luat-dum'] = {
     license   = "see context related readme files"
 }
 
+if context then
+    texio.write_nl("fatal error: this module is not for context")
+    os.exit()
+end
+
 local dummyfunction = function() end
 local dummyreporter = function(c) return function(...) texio.write(c .. " : " .. string.format(...)) end end
 
@@ -2372,34 +2386,42 @@ statistics = {
     stoptiming    = dummyfunction,
     elapsedtime   = nil,
 }
+
 directives = {
     register      = dummyfunction,
     enable        = dummyfunction,
     disable       = dummyfunction,
 }
+
 trackers = {
     register      = dummyfunction,
     enable        = dummyfunction,
     disable       = dummyfunction,
 }
+
 experiments = {
     register      = dummyfunction,
     enable        = dummyfunction,
     disable       = dummyfunction,
 }
+
 storage = { -- probably no longer needed
     register      = dummyfunction,
     shared        = { },
 }
+
 logs = {
     new           = dummyreporter,
     reporter      = dummyreporter,
     messenger     = dummyreporter,
     report        = dummyfunction,
 }
+
 callbacks = {
     register = function(n,f) return callback.register(n,f) end,
+
 }
+
 utilities = {
     storage = {
         allocate = function(t) return t or { } end,
@@ -2426,21 +2448,21 @@ local remapper = {
     fea   = "font feature files",
 }
 
-function resolvers.findfile(name,kind)
+function resolvers.findfile(name,fileformat)
     name = string.gsub(name,"\\","\/")
-    kind = kind and string.lower(kind)
-    local found = kpse.find_file(name,(kind and kind ~= "" and (remapper[kind] or kind)) or file.extname(name,"tex"))
+    fileformat = fileformat and string.lower(fileformat)
+    local found = kpse.find_file(name,(fileformat and fileformat ~= "" and (remapper[fileformat] or fileformat)) or file.extname(name,"tex"))
     if not found or found == "" then
-        found = kpse.find_file(name,"other text file")
+        found = kpse.find_file(name,"other text files")
     end
     return found
 end
 
-function resolvers.findbinfile(name,kind)
-    if not kind or kind == "" then
-        kind = file.extname(name) -- string.match(name,"%.([^%.]-)$")
+function resolvers.findbinfile(name,fileformat)
+    if not fileformat or fileformat == "" then
+        fileformat = file.extname(name) -- string.match(name,"%.([^%.]-)$")
     end
-    return resolvers.findfile(name,(kind and remapper[kind]) or kind)
+    return resolvers.findfile(name,(fileformat and remapper[fileformat]) or fileformat)
 end
 
 function resolvers.resolve(s)
@@ -2707,46 +2729,23 @@ end -- closure
 
 do -- begin closure to overcome local limits and interference
 
-if not modules then modules = { } end modules ['node-dum'] = {
+if not modules then modules = { } end modules ['luatex-fonts-nod'] = {
     version   = 1.001,
-    comment   = "companion to luatex-*.tex",
+    comment   = "companion to luatex-fonts.lua",
     author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
     copyright = "PRAGMA ADE / ConTeXt Development Team",
     license   = "see context related readme files"
 }
 
-nodes      = nodes      or { }
-fonts      = fonts      or { }
-attributes = attributes or { }
-
-nodes.pool     = nodes.pool     or { }
-nodes.handlers = nodes.handlers or { }
-
-local nodecodes  = { } for k,v in next, node.types   () do nodecodes[string.gsub(v,"_","")] = k end
-local whatcodes  = { } for k,v in next, node.whatsits() do whatcodes[string.gsub(v,"_","")] = k end
-local glyphcodes = { [0] = "character", "glyph", "ligature", "ghost", "left", "right" }
-
-nodes.nodecodes    = nodecodes
-nodes.whatcodes    = whatcodes
-nodes.whatsitcodes = whatcodes
-nodes.glyphcodes   = glyphcodes
-
-local traverse_id = node.traverse_id
-local free_node   = node.free
-local remove_node = node.remove
-local new_node    = node.new
+if context then
+    texio.write_nl("fatal error: this module is not for context")
+    os.exit()
+end
 
-local glyph_code = nodecodes.glyph
+-- Don't depend on code here as it is only needed to complement the
+-- font handler code.
 
-function nodes.simple_font_handler(head)
---  lang.hyphenate(head)
-    head = nodes.handlers.characters(head)
-    nodes.injections.handler(head)
-    nodes.handlers.protectglyphs(head)
-    head = node.ligaturing(head)
-    head = node.kerning(head)
-    return head
-end
+-- Attributes:
 
 if tex.attribute[0] ~= 0 then
 
@@ -2760,78 +2759,7 @@ if tex.attribute[0] ~= 0 then
 
 end
 
-nodes.handlers.protectglyphs   = node.protect_glyphs
-nodes.handlers.unprotectglyphs = node.unprotect_glyphs
-
-function nodes.handlers.characters(head)
-    local fontdata = fonts.identifiers
-    if fontdata then
-        local usedfonts, done, prevfont = { }, false, nil
-        for n in traverse_id(glyph_code,head) do
-            local font = n.font
-            if font ~= prevfont then
-                prevfont = font
-                local used = usedfonts[font]
-                if not used then
-                    local tfmdata = fontdata[font] --
-                    if tfmdata then
-                        local shared = tfmdata.shared -- we need to check shared, only when same features
-                        if shared then
-                            local processors = shared.processes
-                            if processors and #processors > 0 then
-                                usedfonts[font] = processors
-                                done = true
-                            end
-                        end
-                    end
-                end
-            end
-        end
-        if done then
-            for font, processors in next, usedfonts do
-                for i=1,#processors do
-                    local h, d = processors[i](head,font,0)
-                    head, done = h or head, done or d
-                end
-            end
-        end
-        return head, true
-    else
-        return head, false
-    end
-end
-
--- helper
-
-function nodes.pool.kern(k)
-    local n = new_node("kern",1)
-    n.kern = k
-    return n
-end
-
-function nodes.remove(head, current, free_too)
-   local t = current
-   head, current = remove_node(head,current)
-   if t then
-        if free_too then
-            free_node(t)
-            t = nil
-        else
-            t.next, t.prev = nil, nil
-        end
-   end
-   return head, current, t
-end
-
-function nodes.delete(head,current)
-    return nodes.remove(head,current,true)
-end
-
-nodes.before = node.insert_before
-nodes.after  = node.insert_after
-
--- attributes
-
+attributes            = { }
 attributes.unsetvalue = -0x7FFFFFFF
 
 local numbers, last = { }, 127
@@ -2848,458 +2776,53 @@ function attributes.private(name)
     return number
 end
 
-end -- closure
-
-do -- begin closure to overcome local limits and interference
-
-if not modules then modules = { } end modules ['node-inj'] = {
-    version   = 1.001,
-    comment   = "companion to node-ini.mkiv",
-    author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
-    copyright = "PRAGMA ADE / ConTeXt Development Team",
-    license   = "see context related readme files"
-}
-
--- tricky ... fonts.identifiers is not yet defined .. to be solved (maybe general tex ini)
-
--- This is very experimental (this will change when we have luatex > .50 and
--- a few pending thingies are available. Also, Idris needs to make a few more
--- test fonts. Btw, future versions of luatex will have extended glyph properties
--- that can be of help.
-
-local next = next
-
-local trace_injections = false  trackers.register("nodes.injections", function(v) trace_injections = v end)
-
-local report_injections = logs.reporter("nodes","injections")
-
-local attributes, nodes, node = attributes, nodes, node
-
-fonts                    = fonts or { }
-fonts.tfm                = fonts.tfm or { }
-fonts.identifiers        = fonts.identifiers or { }
-
-nodes.injections         = nodes.injections or { }
-local injections         = nodes.injections
-
-local fontdata           = fonts.identifiers
-local nodecodes          = nodes.nodecodes
-local glyph_code         = nodecodes.glyph
-local nodepool           = nodes.pool
-local newkern            = nodepool.kern
-
-local traverse_id        = node.traverse_id
-local unset_attribute    = node.unset_attribute
-local has_attribute      = node.has_attribute
-local set_attribute      = node.set_attribute
-local insert_node_before = node.insert_before
-local insert_node_after  = node.insert_after
-
-local markbase = attributes.private('markbase')
-local markmark = attributes.private('markmark')
-local markdone = attributes.private('markdone')
-local cursbase = attributes.private('cursbase')
-local curscurs = attributes.private('curscurs')
-local cursdone = attributes.private('cursdone')
-local kernpair = attributes.private('kernpair')
+-- Nodes:
 
-local cursives = { }
-local marks    = { }
-local kerns    = { }
+nodes              = { }
+nodes.pool         = { }
+nodes.handlers     = { }
 
--- currently we do gpos/kern in a bit inofficial way but when we
--- have the extra fields in glyphnodes to manipulate ht/dp/wd
--- explicitly i will provide an alternative; also, we can share
--- tables
+local nodecodes    = { } for k,v in next, node.types   () do nodecodes[string.gsub(v,"_","")] = k end
+local whatcodes    = { } for k,v in next, node.whatsits() do whatcodes[string.gsub(v,"_","")] = k end
+local glyphcodes   = { [0] = "character", "glyph", "ligature", "ghost", "left", "right" }
 
--- for the moment we pass the r2l key ... volt/arabtype tests
-
-function injections.setcursive(start,nxt,factor,rlmode,exit,entry,tfmstart,tfmnext)
-    local dx, dy = factor*(exit[1]-entry[1]), factor*(exit[2]-entry[2])
-    local ws, wn = tfmstart.width, tfmnext.width
-    local bound = #cursives + 1
-    set_attribute(start,cursbase,bound)
-    set_attribute(nxt,curscurs,bound)
-    cursives[bound] = { rlmode, dx, dy, ws, wn }
-    return dx, dy, bound
-end
+nodes.nodecodes    = nodecodes
+nodes.whatcodes    = whatcodes
+nodes.whatsitcodes = whatcodes
+nodes.glyphcodes   = glyphcodes
 
-function injections.setpair(current,factor,rlmode,r2lflag,spec,tfmchr)
-    local x, y, w, h = factor*spec[1], factor*spec[2], factor*spec[3], factor*spec[4]
-    -- dy = y - h
-    if x ~= 0 or w ~= 0 or y ~= 0 or h ~= 0 then
-        local bound = has_attribute(current,kernpair)
-        if bound then
-            local kb = kerns[bound]
-            -- inefficient but singles have less, but weird anyway, needs checking
-            kb[2], kb[3], kb[4], kb[5] = (kb[2] or 0) + x, (kb[3] or 0) + y, (kb[4] or 0)+ w, (kb[5] or 0) + h
-        else
-            bound = #kerns + 1
-            set_attribute(current,kernpair,bound)
-            kerns[bound] = { rlmode, x, y, w, h, r2lflag, tfmchr.width }
-        end
-        return x, y, w, h, bound
-    end
-    return x, y, w, h -- no bound
-end
+local free_node    = node.free
+local remove_node  = node.remove
+local new_node     = node.new
 
-function injections.setkern(current,factor,rlmode,x,tfmchr)
-    local dx = factor*x
-    if dx ~= 0 then
-        local bound = #kerns + 1
-        set_attribute(current,kernpair,bound)
-        kerns[bound] = { rlmode, dx }
-        return dx, bound
-    else
-        return 0, 0
-    end
-end
+nodes.handlers.protectglyphs   = node.protect_glyphs
+nodes.handlers.unprotectglyphs = node.unprotect_glyphs
 
-function injections.setmark(start,base,factor,rlmode,ba,ma,index) --ba=baseanchor, ma=markanchor
-    local dx, dy = factor*(ba[1]-ma[1]), factor*(ba[2]-ma[2])
-    local bound = has_attribute(base,markbase)
-    if bound then
-        local mb = marks[bound]
-        if mb then
-            if not index then index = #mb + 1 end
-            mb[index] = { dx, dy }
-            set_attribute(start,markmark,bound)
-            set_attribute(start,markdone,index)
-            return dx, dy, bound
+function nodes.remove(head, current, free_too)
+   local t = current
+   head, current = remove_node(head,current)
+   if t then
+        if free_too then
+            free_node(t)
+            t = nil
         else
-            report_injections("possible problem, U+%04X is base mark without data (id: %s)",base.char,bound)
+            t.next, t.prev = nil, nil
         end
-    end
-    index = index or 1
-    bound = #marks + 1
-    set_attribute(base,markbase,bound)
-    set_attribute(start,markmark,bound)
-    set_attribute(start,markdone,index)
-    marks[bound] = { [index] = { dx, dy, rlmode } }
-    return dx, dy, bound
-end
-
-local function dir(n)
-    return (n and n<0 and "r-to-l") or (n and n>0 and "l-to-r") or "unset"
+   end
+   return head, current, t
 end
 
-local function trace(head)
-    report_injections("begin run")
-    for n in traverse_id(glyph_code,head) do
-        if n.subtype < 256 then
-            local kp = has_attribute(n,kernpair)
-            local mb = has_attribute(n,markbase)
-            local mm = has_attribute(n,markmark)
-            local md = has_attribute(n,markdone)
-            local cb = has_attribute(n,cursbase)
-            local cc = has_attribute(n,curscurs)
-            report_injections("char U+%05X, font=%s",n.char,n.font)
-            if kp then
-                local k = kerns[kp]
-                if k[3] then
-                    report_injections("  pairkern: dir=%s, x=%s, y=%s, w=%s, h=%s",dir(k[1]),k[2] or "?",k[3] or "?",k[4] or "?",k[5] or "?")
-                else
-                    report_injections("  kern: dir=%s, dx=%s",dir(k[1]),k[2] or "?")
-                end
-            end
-            if mb then
-                report_injections("  markbase: bound=%s",mb)
-            end
-            if mm then
-                local m = marks[mm]
-                if mb then
-                    local m = m[mb]
-                    if m then
-                        report_injections("  markmark: bound=%s, index=%s, dx=%s, dy=%s",mm,md or "?",m[1] or "?",m[2] or "?")
-                    else
-                        report_injections("  markmark: bound=%s, missing index",mm)
-                    end
-                else
-                    m = m[1]
-                    report_injections("  markmark: bound=%s, dx=%s, dy=%s",mm,m[1] or "?",m[2] or "?")
-                end
-            end
-            if cb then
-                report_injections("  cursbase: bound=%s",cb)
-            end
-            if cc then
-                local c = cursives[cc]
-                report_injections("  curscurs: bound=%s, dir=%s, dx=%s, dy=%s",cc,dir(c[1]),c[2] or "?",c[3] or "?")
-            end
-        end
-    end
-    report_injections("end run")
+function nodes.delete(head,current)
+    return nodes.remove(head,current,true)
 end
 
--- todo: reuse tables (i.e. no collection), but will be extra fields anyway
--- todo: check for attribute
+nodes.before = node.insert_before
+nodes.after  = node.insert_after
 
-function injections.handler(head,where,keep)
-    local has_marks, has_cursives, has_kerns = next(marks), next(cursives), next(kerns)
-    if has_marks or has_cursives then
---~     if has_marks or has_cursives or has_kerns then
-        if trace_injections then
-            trace(head)
-        end
-        -- in the future variant we will not copy items but refs to tables
-        local done, ky, rl, valid, cx, wx, mk, nofvalid = false, { }, { }, { }, { }, { }, { }, 0
-        if has_kerns then -- move outside loop
-            local nf, tm = nil, nil
-            for n in traverse_id(glyph_code,head) do
-                if n.subtype < 256 then
-                    nofvalid = nofvalid + 1
-                    valid[nofvalid] = n
-                    if n.font ~= nf then
-                        nf = n.font
-                        tm = fontdata[nf].marks
-                    end
-                    mk[n] = tm[n.char]
-                    local k = has_attribute(n,kernpair)
-                    if k then
---~ unset_attribute(k,kernpair)
-                        local kk = kerns[k]
-                        if kk then
-                            local x, y, w, h = kk[2] or 0, kk[3] or 0, kk[4] or 0, kk[5] or 0
-                            local dy = y - h
-                            if dy ~= 0 then
-                                ky[n] = dy
-                            end
-                            if w ~= 0 or x ~= 0 then
-                                wx[n] = kk
-                            end
-                            rl[n] = kk[1] -- could move in test
-                        end
-                    end
-                end
-            end
-        else
-            local nf, tm = nil, nil
-            for n in traverse_id(glyph_code,head) do
-                if n.subtype < 256 then
-                    nofvalid = nofvalid + 1
-                    valid[nofvalid] = n
-                    if n.font ~= nf then
-                        nf = n.font
-                        tm = fontdata[nf].marks
-                    end
-                    mk[n] = tm[n.char]
-                end
-            end
-        end
-        if nofvalid > 0 then
-            -- we can assume done == true because we have cursives and marks
-            local cx = { }
-            if has_kerns and next(ky) then
-                for n, k in next, ky do
-                    n.yoffset = k
-                end
-            end
-            -- todo: reuse t and use maxt
-            if has_cursives then
-                local p_cursbase, p = nil, nil
-                -- since we need valid[n+1] we can also use a "while true do"
-                local t, d, maxt = { }, { }, 0
-                for i=1,nofvalid do -- valid == glyphs
-                    local n = valid[i]
-                    if not mk[n] then
-                        local n_cursbase = has_attribute(n,cursbase)
-                        if p_cursbase then
-                            local n_curscurs = has_attribute(n,curscurs)
-                            if p_cursbase == n_curscurs then
-                                local c = cursives[n_curscurs]
-                                if c then
-                                    local rlmode, dx, dy, ws, wn = c[1], c[2], c[3], c[4], c[5]
-                                    if rlmode >= 0 then
-                                        dx = dx - ws
-                                    else
-                                        dx = dx + wn
-                                    end
-                                    if dx ~= 0 then
-                                        cx[n] = dx
-                                        rl[n] = rlmode
-                                    end
-                                --  if rlmode and rlmode < 0 then
-                                        dy = -dy
-                                --  end
-                                    maxt = maxt + 1
-                                    t[maxt] = p
-                                    d[maxt] = dy
-                                else
-                                    maxt = 0
-                                end
-                            end
-                        elseif maxt > 0 then
-                            local ny = n.yoffset
-                            for i=maxt,1,-1 do
-                                ny = ny + d[i]
-                                local ti = t[i]
-                                ti.yoffset = ti.yoffset + ny
-                            end
-                            maxt = 0
-                        end
-                        if not n_cursbase and maxt > 0 then
-                            local ny = n.yoffset
-                            for i=maxt,1,-1 do
-                                ny = ny + d[i]
-                                local ti = t[i]
-                                ti.yoffset = ny
-                            end
-                            maxt = 0
-                        end
-                        p_cursbase, p = n_cursbase, n
-                    end
-                end
-                if maxt > 0 then
-                    local ny = n.yoffset
-                    for i=maxt,1,-1 do
-                        ny = ny + d[i]
-                        local ti = t[i]
-                        ti.yoffset = ny
-                    end
-                    maxt = 0
-                end
-                if not keep then
-                    cursives = { }
-                end
-            end
-            if has_marks then
-                for i=1,nofvalid do
-                    local p = valid[i]
-                    local p_markbase = has_attribute(p,markbase)
-                    if p_markbase then
-                        local mrks = marks[p_markbase]
-                        for n in traverse_id(glyph_code,p.next) do
-                            local n_markmark = has_attribute(n,markmark)
-                            if p_markbase == n_markmark then
-                                local index = has_attribute(n,markdone) or 1
-                                local d = mrks[index]
-                                if d then
-                                    local rlmode = d[3]
-                                    if rlmode and rlmode > 0 then
-                                        -- new per 2010-10-06
-                                        local k = wx[p]
-                                        if k then -- maybe (d[1] - p.width) and/or + k[2]
-                                            n.xoffset = p.xoffset - (p.width - d[1]) - k[2]
-                                        else
-                                            n.xoffset = p.xoffset - (p.width - d[1])
-                                        end
-                                    else
-                                        local k = wx[p]
-                                        if k then
-                                            n.xoffset = p.xoffset - d[1] - k[2]
-                                        else
-                                            n.xoffset = p.xoffset - d[1]
-                                        end
-                                    end
-                                    if mk[p] then
-                                        n.yoffset = p.yoffset + d[2]
-                                    else
-                                        n.yoffset = n.yoffset + p.yoffset + d[2]
-                                    end
-                                end
-                            else
-                                break
-                            end
-                        end
-                    end
-                end
-                if not keep then
-                    marks = { }
-                end
-            end
-            -- todo : combine
-            if next(wx) then
-                for n, k in next, wx do
-                 -- only w can be nil, can be sped up when w == nil
-                    local rl, x, w, r2l = k[1], k[2] or 0, k[4] or 0, k[6]
-                    local wx = w - x
-                    if r2l then
-                        if wx ~= 0 then
-                            insert_node_before(head,n,newkern(wx))
-                        end
-                        if x ~= 0 then
-                            insert_node_after (head,n,newkern(x))
-                        end
-                    else
-                        if x ~= 0 then
-                            insert_node_before(head,n,newkern(x))
-                        end
-                        if wx ~= 0 then
-                            insert_node_after(head,n,newkern(wx))
-                        end
-                    end
-                end
-            end
-            if next(cx) then
-                for n, k in next, cx do
-                    if k ~= 0 then
-                        local rln = rl[n]
-                        if rln and rln < 0 then
-                            insert_node_before(head,n,newkern(-k))
-                        else
-                            insert_node_before(head,n,newkern(k))
-                        end
-                    end
-                end
-            end
-            if not keep then
-                kerns = { }
-            end
-            return head, true
-        elseif not keep then
-            kerns, cursives, marks = { }, { }, { }
-        end
-    elseif has_kerns then
-        if trace_injections then
-            trace(head)
-        end
-        for n in traverse_id(glyph_code,head) do
-            if n.subtype < 256 then
-                local k = has_attribute(n,kernpair)
-                if k then
-                    local kk = kerns[k]
-                    if kk then
-                        local rl, x, y, w = kk[1], kk[2] or 0, kk[3], kk[4]
-                        if y and y ~= 0 then
-                            n.yoffset = y -- todo: h ?
-                        end
-                        if w then
-                            -- copied from above
-                            local r2l = kk[6]
-                            local wx = w - x
-                            if r2l then
-                                if wx ~= 0 then
-                                    insert_node_before(head,n,newkern(wx))
-                                end
-                                if x ~= 0 then
-                                    insert_node_after (head,n,newkern(x))
-                                end
-                            else
-                                if x ~= 0 then
-                                    insert_node_before(head,n,newkern(x))
-                                end
-                                if wx ~= 0 then
-                                    insert_node_after(head,n,newkern(wx))
-                                end
-                            end
-                        else
-                            -- simple (e.g. kernclass kerns)
-                            if x ~= 0 then
-                                insert_node_before(head,n,newkern(x))
-                            end
-                        end
-                    end
-                end
-            end
-        end
-        if not keep then
-            kerns = { }
-        end
-        return head, true
-    else
-        -- no tracing needed
-    end
-    return head, false
+function nodes.pool.kern(k)
+    local n = new_node("kern",1)
+    n.kern = k
+    return n
 end
 
 end -- closure
@@ -3314,16 +2837,14 @@ if not modules then modules = { } end modules ['font-ini'] = {
     license   = "see context related readme files"
 }
 
--- The font code will be upgraded and reorganized so that we have a
--- leaner generic code base and can do more tuning for context.
+-- basemethods    -> can also be in list
+-- presetcontext  -> defaults
+-- hashfeatures   -> ctx version
 
 --[[ldx--
 <p>Not much is happening here.</p>
 --ldx]]--
 
-local utf = unicode.utf8
-local format, serialize = string.format, table.serialize
-local write_nl = texio.write_nl
 local lower = string.lower
 local allocate, mark = utilities.storage.allocate, utilities.storage.mark
 
@@ -3331,105 +2852,27 @@ local report_defining = logs.reporter("fonts","defining")
 
 fontloader.totable = fontloader.to_table
 
--- vtf comes first
--- fix comes last
-
-fonts = fonts or { }
-
--- beware, some already defined
-
-fonts.identifiers = mark(fonts.identifiers or { }) -- fontdata
------.characters  = mark(fonts.characters  or { }) -- chardata
------.csnames     = mark(fonts.csnames     or { }) -- namedata
------.quads       = mark(fonts.quads       or { }) -- quaddata
-
---~ fonts.identifiers[0] = { -- nullfont
---~     characters   = { },
---~     descriptions = { },
---~     name         = "nullfont",
---~ }
-
-fonts.tfm = fonts.tfm or { }
-fonts.vf  = fonts.vf  or { }
-fonts.afm = fonts.afm or { }
-fonts.pfb = fonts.pfb or { }
-fonts.otf = fonts.otf or { }
-
-fonts.privateoffset = 0xF0000 -- 0x10FFFF
-fonts.verbose       = false   -- more verbose cache tables (will move to context namespace)
-
-fonts.methods = fonts.methods or {
-    base = { tfm = { }, afm = { }, otf = { }, vtf = { }, fix = { } },
-    node = { tfm = { }, afm = { }, otf = { }, vtf = { }, fix = { }  },
-}
-
-fonts.initializers = fonts.initializers or {
-    base = { tfm = { }, afm = { }, otf = { }, vtf = { }, fix = { }  },
-    node = { tfm = { }, afm = { }, otf = { }, vtf = { }, fix = { }  }
-}
-
-fonts.triggers = fonts.triggers or {
-    'mode',
-    'language',
-    'script',
-    'strategy',
-}
-
-fonts.processors = fonts.processors or {
-}
-
-fonts.analyzers = fonts.analyzers or {
-    useunicodemarks = false,
-}
-
-fonts.manipulators = fonts.manipulators or {
-}
-
-fonts.tracers = fonts.tracers or {
-}
-
-fonts.typefaces = fonts.typefaces or {
-}
-
-fonts.definers                     = fonts.definers                     or { }
-fonts.definers.specifiers          = fonts.definers.specifiers          or { }
-fonts.definers.specifiers.synonyms = fonts.definers.specifiers.synonyms or { }
-
--- tracing
-
-if not fonts.colors then
-
-    fonts.colors = allocate {
-        set   = function() end,
-        reset = function() end,
-    }
-
-end
-
--- format identification
-
-fonts.formats = allocate()
+fonts               = fonts or { } -- already defined in context
+local fonts         = fonts
 
-function fonts.fontformat(filename,default)
-    local extname = lower(file.extname(filename))
-    local format = fonts.formats[extname]
-    if format then
-        return format
-    else
-        report_defining("unable to determine font format for '%s'",filename)
-        return default
-    end
-end
+-- some of these might move to where they are used first:
 
--- readers
+fonts.hashes        = { identifiers = allocate() }
+fonts.analyzers     = { } -- not needed here
+fonts.readers       = { }
+fonts.tables        = { }
+fonts.definers      = { methods = { } }
+fonts.specifiers    = fonts.specifiers or { } -- in format !
+fonts.loggers       = { register = function() end }
+fonts.helpers       = { }
 
-fonts.tfm.readers = fonts.tfm.readers or { }
+fonts.tracers       = { } -- for the moment till we have move to moduledata
 
 end -- closure
 
 do -- begin closure to overcome local limits and interference
 
-if not modules then modules = { } end modules ['font-tfm'] = {
+if not modules then modules = { } end modules ['font-con'] = {
     version   = 1.001,
     comment   = "companion to font-ini.mkiv",
     author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
@@ -3437,10 +2880,13 @@ if not modules then modules = { } end modules ['font-tfm'] = {
     license   = "see context related readme files"
 }
 
+
 local utf = unicode.utf8
 
-local next, format, match, lower, gsub = next, string.format, string.match, string.lower, string.gsub
-local concat, sortedkeys, utfbyte, serialize = table.concat, table.sortedkeys, utf.byte, table.serialize
+local next, tostring, setmetatable, rawget = next, tostring, setmetatable, rawget
+local format, match, lower, gsub = string.format, string.match, string.lower, string.gsub
+local utfbyte = utf.byte
+local sort, insert, concat, sortedkeys, serialize, fastcopy = table.sort, table.insert, table.concat, table.sortedkeys, table.serialize, table.fastcopy
 
 local allocate = utilities.storage.allocate
 
@@ -3449,77 +2895,41 @@ local trace_scaling  = false  trackers.register("fonts.scaling" , function(v) tr
 
 local report_defining = logs.reporter("fonts","defining")
 
--- tfmdata has also fast access to indices and unicodes
--- to be checked: otf -> tfm -> tfmscaled
---
 -- watch out: no negative depths and negative eights permitted in regular fonts
 
 --[[ldx--
 <p>Here we only implement a few helper functions.</p>
 --ldx]]--
 
-local fonts = fonts
-local tfm   = fonts.tfm
+local fonts                 = fonts
+local constructors          = { }
+fonts.constructors          = constructors
+local handlers              = { }
+fonts.handlers              = handlers
 
-fonts.loaded              = allocate()
-fonts.dontembed           = allocate()
-fonts.triggers            = fonts.triggers or { } -- brrr
-fonts.initializers        = fonts.initializers or { }
-fonts.initializers.common = fonts.initializers.common or { }
+local specifiers            = fonts.specifiers
+local contextsetups         = specifiers.contextsetups
+local contextnumbers        = specifiers.contextnumbers
 
-local set_attribute = node.set_attribute
-local findbinfile   = resolvers.findbinfile
+-- will be directives
 
-local readers    = fonts.tfm.readers
-local fontdata   = fonts.identifiers
-local nodecodes  = nodes.nodecodes
+constructors.sharebasekerns = false -- true (.5 sec slower on mk but brings down mem from 410M to 310M, beware: then script/lang share too)
+constructors.dontembed      = allocate()
+constructors.mathactions    = { }
+constructors.autocleanup    = true
+constructors.namemode       = "fullpath" -- will be a function
 
-local disc_code  = nodecodes.disc
-local glyph_code = nodecodes.glyph
+constructors.version        = 1.01
+constructors.cache          = containers.define("fonts", "constructors", constructors.version, false)
 
---[[ldx--
-<p>The next function encapsulates the standard <l n='tfm'/> loader as
-supplied by <l n='luatex'/>.</p>
---ldx]]--
+constructors.privateoffset  = 0xF0000 -- 0x10FFFF
 
-tfm.resolvevirtualtoo = true  -- false
-tfm.sharebasekerns    = false -- true (.5 sec slower on mk but brings down mem from 410M to 310M, beware: then script/lang share too)
-tfm.mathactions       = { }
-tfm.fontnamemode      = "fullpath"
+-- This might become an interface;
 
-tfm.enhance = tfm.enhance or function() end
-
-local function read_from_tfm(specification)
-    local fname, tfmdata = specification.filename or "", nil
-    if fname ~= "" then
-        if trace_defining then
-            report_defining("loading tfm file %s at size %s",fname,specification.size)
-        end
-        tfmdata = font.read_tfm(fname,specification.size) -- not cached, fast enough
-        if tfmdata then
-            tfmdata.descriptions = tfmdata.descriptions or { }
-            if tfm.resolvevirtualtoo then
-                fonts.logger.save(tfmdata,file.extname(fname),specification) -- strange, why here
-                fname = findbinfile(specification.name, 'ovf')
-                if fname and fname ~= "" then
-                    local vfdata = font.read_vf(fname,specification.size) -- not cached, fast enough
-                    if vfdata then
-                        local chars = tfmdata.characters
-                        for k,v in next, vfdata.characters do
-                            chars[k].commands = v.commands
-                        end
-                        tfmdata.type = 'virtual'
-                        tfmdata.fonts = vfdata.fonts
-                    end
-                end
-            end
-            tfm.enhance(tfmdata,specification)
-        end
-    elseif trace_defining then
-        report_defining("loading tfm with name %s fails",specification.name)
-    end
-    return tfmdata
-end
+local designsizes           = allocate()
+constructors.designsizes    = designsizes
+local loadedfonts           = allocate()
+constructors.loadedfonts    = loadedfonts
 
 --[[ldx--
 <p>We need to normalize the scale factor (in scaled points). This has to
@@ -3532,22 +2942,23 @@ local factors = {
     bp = 65781.8,
 }
 
-function tfm.setfactor(f)
-    tfm.factor = factors[f or 'pt'] or factors.pt
+function constructors.setfactor(f)
+    constructors.factor = factors[f or 'pt'] or factors.pt
 end
 
-tfm.setfactor()
+constructors.setfactor()
 
-function tfm.scaled(scaledpoints, designsize) -- handles designsize in sp as well
+function constructors.scaled(scaledpoints, designsize) -- handles designsize in sp as well
     if scaledpoints < 0 then
         if designsize then
-            if designsize > tfm.factor then -- or just 1000 / when? mp?
+            local factor = constructors.factor
+            if designsize > factor then -- or just 1000 / when? mp?
                 return (- scaledpoints/1000) * designsize -- sp's
             else
-                return (- scaledpoints/1000) * designsize * tfm.factor
+                return (- scaledpoints/1000) * designsize * factor
             end
         else
-            return (- scaledpoints/1000) * 10 * tfm.factor
+            return (- scaledpoints/1000) * 10 * factor
         end
     else
         return scaledpoints
@@ -3555,68 +2966,18 @@ function tfm.scaled(scaledpoints, designsize) -- handles designsize in sp as wel
 end
 
 --[[ldx--
-<p>Before a font is passed to <l n='tex'/> we scale it. Here we also need
-to scale virtual characters.</p>
---ldx]]--
-
---~ function tfm.getvirtualid(tfmdata)
---~     --  since we don't know the id yet, we use 0 as signal
---~     local tf = tfmdata.fonts
---~     if not tf then
---~         tfmdata.type = "virtual"
---~         tfmdata.fonts = { { id = 0 } }
---~         return 1
---~     else
---~         local ntf = #tf + 1
---~         tf[ntf] = { id = 0 }
---~         return ntf
---~     end
---~ end
-
-function tfm.getvirtualid(tfmdata)
-    --  since we don't know the id yet, we use 0 as signal
-    local tf = tfmdata.fonts
-    if not tf then
-        tf = { }
-        tfmdata.type = "virtual"
-        tfmdata.fonts = tf
-    end
-    local ntf = #tf + 1
-    tf[ntf] = { id = 0 }
-    return ntf
-end
-
-function tfm.checkvirtualid(tfmdata, id)
-    if tfmdata and tfmdata.type == "virtual" then
-        if not tfmdata.fonts or #tfmdata.fonts == 0 then
-            tfmdata.type, tfmdata.fonts = "real", nil
-        else
-            local vfonts = tfmdata.fonts
-            for f=1,#vfonts do
-                local fnt = vfonts[f]
-                if fnt.id and fnt.id == 0 then
-                    fnt.id = id
-                end
-            end
-        end
-    end
-end
-
---[[ldx--
 <p>Beware, the boundingbox is passed as reference so we may not overwrite it
 in the process; numbers are of course copies. Here 65536 equals 1pt. (Due to
 excessive memory usage in CJK fonts, we no longer pass the boundingbox.)</p>
 --ldx]]--
 
-fonts.trace_scaling = false
-
 -- the following hack costs a bit of runtime but safes memory
 --
 -- basekerns are scaled and will be hashed by table id
 -- sharedkerns are unscaled and are be hashed by concatenated indexes
 
---~ function tfm.check_base_kerns(tfmdata)
---~     if tfm.sharebasekerns then
+--~ function constructors.check_base_kerns(tfmdata)
+--~     if constructors.sharebasekerns then
 --~         local sharedkerns = tfmdata.sharedkerns
 --~         if sharedkerns then
 --~             local basekerns = { }
@@ -3627,8 +2988,8 @@ fonts.trace_scaling = false
 --~     return nil, nil
 --~ end
 
---~ function tfm.prepare_base_kerns(tfmdata)
---~     if tfm.sharebasekerns and not tfmdata.sharedkerns then
+--~ function constructors.prepare_base_kerns(tfmdata)
+--~     if constructors.sharebasekerns and not tfmdata.sharedkerns then
 --~         local sharedkerns = { }
 --~         tfmdata.sharedkerns = sharedkerns
 --~         for u, chr in next, tfmdata.characters do
@@ -3646,16 +3007,15 @@ fonts.trace_scaling = false
 --~     end
 --~ end
 
--- we can have cache scaled characters when we are in node mode and don't have
+-- we can cache scaled characters when we are in node mode and don't have
 -- protruding and expansion: hash == fullname @ size @ protruding @ expansion
 -- but in practice (except from mk) the otf hash will be enough already so it
--- makes no sense to mess  up the code now
-
-local charactercache = { }
+-- makes no sense to mess up the code now
 
 -- The scaler is only used for otf and afm and virtual fonts. If
 -- a virtual font has italic correction make sure to set the
--- has_italic flag. Some more flags will be added in the future.
+-- italic_correction flag. Some more flags will be added in
+-- the future.
 
 --[[ldx--
 <p>The reason why the scaler was originally split, is that for a while we experimented
@@ -3664,156 +3024,302 @@ make this profitable and the <l n='lua'/> based variant was just faster. A days
 wasted day but an experience richer.</p>
 --ldx]]--
 
-tfm.autocleanup = true
-
-local lastfont = nil
-
 -- we can get rid of the tfm instance when we have fast access to the
 -- scaled character dimensions at the tex end, e.g. a fontobject.width
+-- actually we already have soem of that now as virtual keys in glyphs
 --
 -- flushing the kern and ligature tables from memory saves a lot (only
 -- base mode) but it complicates vf building where the new characters
 -- demand this data .. solution: functions that access them
 
--- we don't need the glyph data as we can use the description .. but we will
--- have to wait till we can access the internal tfm table efficiently in which
--- case characters will become a metatable afterwards
-
-function tfm.cleanuptable(tfmdata) -- we need a cleanup callback, now we miss the last one
-    if tfm.autocleanup then  -- ok, we can hook this into everyshipout or so ... todo
-        if tfmdata.type == 'virtual' or tfmdata.virtualized then
-            for k, v in next, tfmdata.characters do
-                if v.commands then v.commands = nil end
-            --  if v.kerns    then v.kerns    = nil end
-            end
-        else
-        --  for k, v in next, tfmdata.characters do
-        --     if v.kerns    then v.kerns    = nil end
-        --  end
+function constructors.cleanuptable(tfmdata)
+    if constructors.autocleanup and tfmdata.properties.virtualized then
+        for k, v in next, tfmdata.characters do
+            if v.commands then v.commands = nil end
+        --  if v.kerns    then v.kerns    = nil end
         end
     end
 end
 
-function tfm.cleanup(tfmdata) -- we need a cleanup callback, now we miss the last one
-end
+-- experimental, sharing kerns (unscaled and scaled) saves memory
+-- local sharedkerns, basekerns = constructors.check_base_kerns(tfmdata)
+-- loop over descriptions (afm and otf have descriptions, tfm not)
+-- there is no need (yet) to assign a value to chr.tonunicode
 
-function tfm.calculatescale(tfmtable, scaledpoints)
+-- constructors.prepare_base_kerns(tfmdata) -- optimalization
+
+-- we have target.name=metricfile and target.fullname=RealName and target.filename=diskfilename
+-- when collapsing fonts, luatex looks as both target.name and target.fullname as ttc files
+-- can have multiple subfonts
+
+function constructors.calculatescale(tfmdata,scaledpoints)
+    local parameters = tfmdata.parameters
     if scaledpoints < 0 then
-        scaledpoints = (- scaledpoints/1000) * tfmtable.designsize -- already in sp
+        scaledpoints = (- scaledpoints/1000) * (tfmdata.designsize or parameters.designsize) -- already in sp
     end
-    local units = tfmtable.units or 1000
-    local delta = scaledpoints/units -- brr, some open type fonts have 2048
-    return scaledpoints, delta, units
+    return scaledpoints, scaledpoints / (parameters.units or 1000) -- delta
 end
 
-function tfm.scale(tfmtable, scaledpoints, relativeid)
- -- tfm.prepare_base_kerns(tfmtable) -- optimalization
-    local t = { } -- the new table
-    local scaledpoints, delta, units = tfm.calculatescale(tfmtable, scaledpoints, relativeid)
-    -- is just a trigger for the backend
-    t.units_per_em = units or 1000
+function constructors.scale(tfmdata,specification)
+    local target         = { } -- the new table
     --
-    local hdelta, vdelta = delta, delta
-    -- unicoded unique descriptions shared cidinfo characters changed parameters indices
-    for k,v in next, tfmtable do
-        if type(v) == "table" then
-        --  print(k)
-        else
-            t[k] = v
-        end
+    if tonumber(specification) then
+        specification = { size = specification }
     end
-    local extend_factor = tfmtable.extend_factor or 0
+    --
+    local scaledpoints   = specification.size
+    local relativeid     = specification.relativeid
+    --
+    local properties     = tfmdata.properties     or { }
+    local goodies        = tfmdata.goodies        or { }
+    local resources      = tfmdata.resources      or { }
+    local descriptions   = tfmdata.descriptions   or { } -- bad news if empty
+    local characters     = tfmdata.characters     or { } -- bad news if empty
+    local changed        = tfmdata.changed        or { } -- for base mode
+    local shared         = tfmdata.shared         or { }
+    local parameters     = tfmdata.parameters     or { }
+    local mathparameters = tfmdata.mathparameters or { }
+    local MathConstants  = tfmdata.mathconstants  or { }
+    --
+    local targetcharacters     = { }
+    local targetdescriptions   = table.derive(descriptions)
+    local targetparameters     = table.derive(parameters)
+    local targetmathparameters = table.derive(mathparameters)
+    local targetproperties     = table.derive(properties)
+    local targetgoodies        = table.derive(goodies)
+    target.characters          = targetcharacters
+    target.descriptions        = targetdescriptions
+    target.parameters          = targetparameters
+    target.mathparameters      = targetmathparameters
+    target.properties          = targetproperties
+    target.goodies             = targetgoodies
+    target.shared              = shared
+    target.resources           = resources
+    target.unscaled            = tfmdata -- the original unscaled one (temp)
+    --
+    -- specification.mathsize : 1=text 2=script 3=scriptscript
+    -- specification.textsize : natural (text)size
+    -- parameters.mathsize    : 1=text 2=script 3=scriptscript >1000 enforced size (feature value other than yes)
+    --
+    local mathsize   = tonumber(specification.mathsize) or 0
+    local textsize   = tonumber(specification.textsize) or scaledpoints
+    local forcedsize = tonumber(parameters.mathsize   ) or 0
+    if (mathsize == 2 or forcedsize == 2) and parameters.scriptpercentage then
+        scaledpoints = parameters.scriptpercentage * textsize / 100
+    elseif (mathsize == 3 or forcedsize == 3) and parameters.scriptscriptpercentage then
+        scaledpoints = parameters.scriptscriptpercentage * textsize / 100
+    elseif forcedsize > 1000 then -- safeguard
+        scaledpoints = forcedsize
+    end
+    --
+    local tounicode     = resources.tounicode
+    local defaultwidth  = resources.defaultwidth  or 0
+    local defaultheight = resources.defaultheight or 0
+    local defaultdepth  = resources.defaultdepth or 0
+    local units         = parameters.units or 1000
+    --
+    if target.fonts then
+        target.fonts = fastcopy(target.fonts) -- maybe we virtualize more afterwards
+    end
+    --
+    -- boundary keys are no longer needed as we now have a string 'right_boundary'
+    -- that can be used in relevant tables (kerns and ligatures) ... not that I ever
+    -- used them
+    --
+ -- boundarychar_label = 0,     -- not needed
+ -- boundarychar       = 65536, -- there is now a string 'right_boundary'
+ -- false_boundarychar = 65536, -- produces invalid tfm in luatex
+    --
+    targetproperties.language = properties.language or "dflt" -- inherited
+    targetproperties.script   = properties.script   or "dflt" -- inherited
+    targetproperties.mode     = properties.mode     or "base" -- inherited
+    --
+    local askedscaledpoints   = scaledpoints
+    local scaledpoints, delta = constructors.calculatescale(tfmdata,scaledpoints) -- no shortcut, dan be redefined
+    --
+    local hdelta         = delta
+    local vdelta         = delta
+    --
+    target.designsize    = parameters.designsize -- not really needed so it muight become obsolete
+    target.units_per_em  = units                 -- just a trigger for the backend (does luatex use this? if not it will go)
+    --
+    local direction      = properties.direction or tfmdata.direction or 0 -- pointless, as we don't use omf fonts at all
+    target.direction     = direction
+    properties.direction = direction
+    --
+    target.size          = scaledpoints
+    --
+    target.encodingbytes = properties.encodingbytes or 1
+    target.embedding     = properties.embedding or "subset"
+    target.tounicode     = 1
+    target.cidinfo       = properties.cidinfo
+    target.format        = properties.format
+    --
+    local fontname = properties.fontname or tfmdata.fontname -- for the moment we fall back on
+    local fullname = properties.fullname or tfmdata.fullname -- names in the tfmdata although
+    local filename = properties.filename or tfmdata.filename -- that is not the right place to
+    local psname   = properties.psname   or tfmdata.psname   -- pass them
+    local name     = properties.name     or tfmdata.name
+    --
+    if not psname or psname == "" then
+     -- name used in pdf file as well as for selecting subfont in ttc/dfont
+        psname = fontname or (fullname and fonts.names.cleanname(fullname))
+    end
+    target.fontname = fontname
+    target.fullname = fullname
+    target.filename = filename
+    target.psname   = psname
+    target.name     = name
+    --
+    properties.fontname = fontname
+    properties.fullname = fullname
+    properties.filename = filename
+    properties.psname   = psname
+    properties.name     = name
+    -- expansion (hz)
+    local expansion = parameters.expansion
+    if expansion then
+        target.stretch     = expansion.stretch
+        target.shrink      = expansion.shrink
+        target.step        = expansion.step
+        target.auto_expand = expansion.auto
+    end
+    -- protrusion
+    local protrusion = parameters.protrusion
+    if protrusion then
+        target.auto_protrude = protrusion.auto
+    end
+    -- widening
+    local extend_factor = parameters.extend_factor or 0
     if extend_factor ~= 0 and extend_factor ~= 1 then
         hdelta = hdelta * extend_factor
-        t.extend = extend_factor * 1000
+        target.extend = extend_factor * 1000 -- extent ?
     else
-        t.extend = 1000
+        target.extend = 1000 -- extent ?
     end
-    local slant_factor = tfmtable.slant_factor or 0
+    -- slanting
+    local slant_factor = parameters.slant_factor or 0
     if slant_factor ~= 0 then
-        t.slant = slant_factor * 1000
+        target.slant = slant_factor * 1000
     else
-        t.slant = 0
-    end
-    -- status
-    local isvirtual = tfmtable.type == "virtual" or tfmtable.virtualized
-    local hasmath = (tfmtable.mathparameters ~= nil and next(tfmtable.mathparameters) ~= nil) or (tfmtable.MathConstants ~= nil and next(tfmtable.MathConstants) ~= nil)
-    local nodemode = tfmtable.mode == "node"
-    local hasquality = tfmtable.auto_expand or tfmtable.auto_protrude
-    local hasitalic = tfmtable.has_italic
-    local descriptions = tfmtable.descriptions or { }
+        target.slant = 0
+    end
     --
-    if hasmath then
-        t.has_math = true -- this will move to elsewhere
+    targetparameters.hfactor      = hdelta
+    targetparameters.vfactor      = vdelta
+    targetparameters.factor       = delta
+    targetparameters.size         = scaledpoints
+    targetparameters.units        = units
+    targetparameters.scaledpoints = askedscaledpoints
+    --
+    local isvirtual  = properties.virtualized or tfmdata.type == "virtual"
+    local hasquality = target.auto_expand or target.auto_protrude
+    local hasitalic  = properties.italic_correction
+    local stackmath  = not properties.no_stackmath
+    local nonames    = properties.noglyphnames
+    local nodemode   = properties.mode == "node"
+    --
+    if changed and not next(changed) then
+        changed = false
     end
     --
-    t.parameters = { }
-    t.characters = { }
-    t.MathConstants = { }
-    -- fast access
-    t.unscaled = tfmtable -- the original unscaled one (temp)
-    t.unicodes = tfmtable.unicodes
-    t.indices = tfmtable.indices
-    t.marks = tfmtable.marks
+    target.type = isvirtual and "virtual" or "real"
+    -- more extensive test
+    local hasmath = (properties.math or next(mathparameters) or next(MathConstants)) and true
+    if hasmath then
+        properties.has_math   = true
+        target.nomath         = false
+        target.MathConstants  = MathConstants
+        target.mathconstants  = MathConstants
+    else
+        properties.has_math   = false
+        target.nomath         = true
+        target.mathparameters = nil -- nop
+    end
     -- this will move to some subtable so that it is copied at once
-    t.goodies = tfmtable.goodies
-    t.colorscheme = tfmtable.colorscheme
-    t.postprocessors = tfmtable.postprocessors
+    target.postprocessors = tfmdata.postprocessors
+    --
+    local targetslant         = (parameters.slant         or parameters[1] or 0)
+    local targetspace         = (parameters.space         or parameters[2] or 0)*hdelta
+    local targetspace_stretch = (parameters.space_stretch or parameters[3] or 0)*hdelta
+    local targetspace_shrink  = (parameters.space_shrink  or parameters[4] or 0)*hdelta
+    local targetx_height      = (parameters.x_height      or parameters[5] or 0)*vdelta
+    local targetquad          = (parameters.quad          or parameters[6] or 0)*hdelta
+    local targetextra_space   = (parameters.extra_space   or parameters[7] or 0)*hdelta
     --
- -- t.embedding = tfmtable.embedding
-    t.descriptions = descriptions
-    if tfmtable.fonts then
-        t.fonts = table.fastcopy(tfmtable.fonts) -- hm  also at the end
-    end
-    local tp = t.parameters
-    local mp = t.mathparameters
-    local tfmp = tfmtable.parameters -- let's check for indexes
+    targetparameters.slant         = targetslant
+    targetparameters.space         = targetspace
+    targetparameters.space_stretch = targetspace_stretch
+    targetparameters.space_shrink  = targetspace_shrink
+    targetparameters.x_height      = targetx_height
+    targetparameters.quad          = targetquad
+    targetparameters.extra_space   = targetextra_space
     --
-    tp.slant         = (tfmp.slant         or tfmp[1] or 0)
-    tp.space         = (tfmp.space         or tfmp[2] or 0)*hdelta
-    tp.space_stretch = (tfmp.space_stretch or tfmp[3] or 0)*hdelta
-    tp.space_shrink  = (tfmp.space_shrink  or tfmp[4] or 0)*hdelta
-    tp.x_height      = (tfmp.x_height      or tfmp[5] or 0)*vdelta
-    tp.quad          = (tfmp.quad          or tfmp[6] or 0)*hdelta
-    tp.extra_space   = (tfmp.extra_space   or tfmp[7] or 0)*hdelta
-    local protrusionfactor = (tp.quad ~= 0 and 1000/tp.quad) or 0
-    local tc = t.characters
-    local characters = tfmtable.characters
-    local nameneeded = not tfmtable.shared.otfdata --hack
-    local changed = tfmtable.changed or { } -- for base mode
-    local ischanged = changed and next(changed)
-    local indices = tfmtable.indices
-    local luatex = tfmtable.luatex
-    local tounicode = luatex and luatex.tounicode
-    local defaultwidth  = luatex and luatex.defaultwidth  or 0
-    local defaultheight = luatex and luatex.defaultheight or 0
-    local defaultdepth  = luatex and luatex.defaultdepth  or 0
-    -- experimental, sharing kerns (unscaled and scaled) saves memory
-    -- local sharedkerns, basekerns = tfm.check_base_kerns(tfmtable)
-    -- loop over descriptions (afm and otf have descriptions, tfm not)
-    -- there is no need (yet) to assign a value to chr.tonunicode
-    local scaledwidth  = defaultwidth  * hdelta
-    local scaledheight = defaultheight * vdelta
-    local scaleddepth  = defaultdepth  * vdelta
-    local stackmath = tfmtable.ignore_stack_math ~= true
-    local private = fonts.privateoffset
-    local sharedkerns = { }
-    for k,v in next, characters do
+    local ascender = parameters.ascender
+    if ascender then
+        targetparameters.ascender  = delta * ascender
+    end
+    local descender = parameters.descender
+    if descender then
+        targetparameters.descender = delta * descender
+    end
+    --
+    if hasmath then
+        local ma = constructors.mathactions
+        local ta = type(ma)
+        if ta == "function" then -- context
+            ma(target,tfmdata)
+        elseif ta == "table" then -- generic (we keep the deltas)
+            for i=1,#ma do
+                ma[i](target,tfmdata,delta,hdelta,vdelta)
+            end
+        end
+        if not targetparameters[13] then targetparameters[13] = .86*targetx_height end  -- mathsupdisplay
+        if not targetparameters[14] then targetparameters[14] = .86*targetx_height end  -- mathsupnormal
+        if not targetparameters[15] then targetparameters[15] = .86*targetx_height end  -- mathsupcramped
+        if not targetparameters[16] then targetparameters[16] = .48*targetx_height end  -- mathsubnormal
+        if not targetparameters[17] then targetparameters[17] = .48*targetx_height end  -- mathsubcombined
+        if not targetparameters[22] then targetparameters[22] =   0                end  -- mathaxisheight
+        if target.MathConstants     then target.MathConstants.AccentBaseHeight = nil end -- safeguard
+        if trace_defining then
+            report_defining("math enabled for: name '%s', fullname: '%s', filename: '%s'",
+                name or "noname",fullname or "nofullname",filename or "nofilename")
+        end
+    else
+        if trace_defining then
+            report_defining("math disabled for: name '%s', fullname: '%s', filename: '%s'",
+                name or "noname",fullname or "nofullname",filename or "nofilename")
+        end
+    end
+    --
+    targetparameters.xheight      = targetparameters.xheight      or parameters.x_height
+    targetparameters.extraspace   = targetparameters.extraspace   or parameters.extra_space
+    targetparameters.spacestretch = targetparameters.spacestretch or parameters.space_stretch
+    targetparameters.spaceshrink  = targetparameters.spaceshrink  or parameters.space_shrink
+    --
+    local protrusionfactor = (targetquad ~= 0 and 1000/targetquad) or 0
+    local scaledwidth      = defaultwidth  * hdelta
+    local scaledheight     = defaultheight * vdelta
+    local scaleddepth      = defaultdepth  * vdelta
+    --
+    local sharedkerns   = { }
+    --
+    for unicode, character in next, characters do
         local chr, description, index
-        if ischanged then
+        if changed then
             -- basemode hack
-            local c = changed[k]
+            local c = changed[unicode]
             if c then
-                description = descriptions[c] or v
-                v = characters[c] or v
-                index = (indices and indices[c]) or c
+                description = descriptions[c] or character
+                character = characters[c] or character
+                index = description.index or c
             else
-                description = descriptions[k] or v
-                index = (indices and indices[k]) or k
+                description = descriptions[unicode] or character
+                index = description.index or unicode
             end
         else
-            description = descriptions[k] or v
-            index = (indices and indices[k]) or k
+            description = descriptions[unicode] or character
+            index = description.index or unicode
         end
         local width  = description.width
         local height = description.height
@@ -3823,9 +3329,8 @@ function tfm.scale(tfmtable, scaledpoints, relativeid)
     --  if depth  then depth  = vdelta*depth  else depth  = scaleddepth  end
         if depth and depth ~= 0 then
             depth = delta*depth
-            if nameneeded then
+            if nonames then
                 chr = {
-                    name   = description.name,
                     index  = index,
                     height = height,
                     depth  = depth,
@@ -3833,6 +3338,7 @@ function tfm.scale(tfmtable, scaledpoints, relativeid)
                 }
             else
                 chr = {
+                    name   = description.name,
                     index  = index,
                     height = height,
                     depth  = depth,
@@ -3841,15 +3347,15 @@ function tfm.scale(tfmtable, scaledpoints, relativeid)
             end
         else
             -- this saves a little bit of memory time and memory, esp for big cjk fonts
-            if nameneeded then
+            if nonames then
                 chr = {
-                    name   = description.name,
                     index  = index,
                     height = height,
                     width  = width,
                 }
             else
                 chr = {
+                    name   = description.name,
                     index  = index,
                     height = height,
                     width  = width,
@@ -3867,22 +3373,22 @@ function tfm.scale(tfmtable, scaledpoints, relativeid)
         end
         if hasquality then
             -- we could move these calculations elsewhere (saves calculations)
-            local ve = v.expansion_factor
+            local ve = character.expansion_factor
             if ve then
                 chr.expansion_factor = ve*1000 -- expansionfactor, hm, can happen elsewhere
             end
-            local vl = v.left_protruding
+            local vl = character.left_protruding
             if vl then
                 chr.left_protruding  = protrusionfactor*width*vl
             end
-            local vr = v.right_protruding
+            local vr = character.right_protruding
             if vr then
                 chr.right_protruding  = protrusionfactor*width*vr
             end
         end
         -- todo: hasitalic
         if hasitalic then
-            local vi = description.italic or v.italic
+            local vi = description.italic or character.italic
             if vi and vi ~= 0 then
                 chr.italic = vi*hdelta
             end
@@ -3890,14 +3396,14 @@ function tfm.scale(tfmtable, scaledpoints, relativeid)
         -- to be tested
         if hasmath then
             -- todo, just operate on descriptions.math
-            local vn = v.next
+            local vn = character.next
             if vn then
                 chr.next = vn
-            --~ if v.vert_variants or v.horiz_variants then
-            --~     report_defining("glyph 0x%05X has combination of next, vert_variants and horiz_variants",index)
-            --~ end
+             -- if character.vert_variants or character.horiz_variants then
+             --     report_defining("glyph 0x%05X has combination of next, vert_variants and horiz_variants",index)
+             -- end
             else
-                local vv = v.vert_variants
+                local vv = character.vert_variants
                 if vv then
                     local t = { }
                     for i=1,#vv do
@@ -3911,13 +3417,8 @@ function tfm.scale(tfmtable, scaledpoints, relativeid)
                         }
                     end
                     chr.vert_variants = t
-                --~ local ic = v.vert_italic_correction
-                --~ if ic then
-                --~     chr.italic = ic * hdelta
-                --~     print(format("0x%05X -> %s",k,chr.italic))
-                --~ end
                 else
-                    local hv = v.horiz_variants
+                    local hv = character.horiz_variants
                     if hv then
                         local t = { }
                         for i=1,#hv do
@@ -3934,12 +3435,12 @@ function tfm.scale(tfmtable, scaledpoints, relativeid)
                     end
                 end
             end
-            local vt = description.top_accent
-            if vt then
-                chr.top_accent = vdelta*vt
+            local va = character.top_accent
+            if va then
+                chr.top_accent = vdelta*va
             end
             if stackmath then
-                local mk = v.mathkerns
+                local mk = character.mathkerns -- not in math ?
                 if mk then
                     local kerns = { }
                     local v = mk.top_right    if v then local k = { } for i=1,#v do local vi = v[i]
@@ -3954,26 +3455,26 @@ function tfm.scale(tfmtable, scaledpoints, relativeid)
                     local v = mk.bottom_right if v then local k = { } for i=1,#v do local vi = v[i]
                         k[i] = { height = vdelta*vi.height, kern = vdelta*vi.kern }
                     end     kerns.bottom_right = k end
-                    chr.mathkern = kerns -- singular
+                    chr.mathkern = kerns -- singular -> should be patched in luatex !
                 end
             end
         end
         if not nodemode then
-            local vk = v.kerns
+            local vk = character.kerns
             if vk then
-            --~ if sharedkerns then
-            --~     local base = basekerns[vk] -- hashed by table id, not content
-            --~     if not base then
-            --~         base = {}
-            --~         for k,v in next, vk do base[k] = v*hdelta end
-            --~         basekerns[vk] = base
-            --~     end
-            --~     chr.kerns = base
-            --~ else
-            --~     local tt = {}
-            --~     for k,v in next, vk do tt[k] = v*hdelta end
-            --~     chr.kerns = tt
-            --~ end
+             -- if sharedkerns then
+             --     local base = basekerns[vk] -- hashed by table id, not content
+             --     if not base then
+             --         base = {}
+             --         for k,v in next, vk do base[k] = v*hdelta end
+             --         basekerns[vk] = base
+             --     end
+             --     chr.kerns = base
+             -- else
+             --     local tt = {}
+             --     for k,v in next, vk do tt[k] = v*hdelta end
+             --     chr.kerns = tt
+             -- end
                 local s = sharedkerns[vk]
                 if not s then
                     s = { }
@@ -3982,7 +3483,7 @@ function tfm.scale(tfmtable, scaledpoints, relativeid)
                 end
                 chr.kerns = s
             end
-            local vl = v.ligatures
+            local vl = character.ligatures
             if vl then
                 if true then
                     chr.ligatures = vl -- shared
@@ -3996,7 +3497,7 @@ function tfm.scale(tfmtable, scaledpoints, relativeid)
             end
         end
         if isvirtual then
-            local vc = v.commands
+            local vc = character.commands
             if vc then
                 -- we assume non scaled commands here
                 -- tricky .. we need to scale pseudo math glyphs too
@@ -4031,218 +3532,555 @@ function tfm.scale(tfmtable, scaledpoints, relativeid)
                 chr.index = nil
             end
         end
-        tc[k] = chr
+        targetcharacters[unicode] = chr
     end
-    -- t.encodingbytes, t.filename, t.fullname, t.name: elsewhere
-    t.size = scaledpoints
-    t.factor = delta
-    t.hfactor = hdelta
-    t.vfactor = vdelta
-    if t.fonts then
-        t.fonts = table.fastcopy(t.fonts) -- maybe we virtualize more afterwards
+    return target
+end
+
+function constructors.finalize(tfmdata)
+    if tfmdata.properties and tfmdata.properties.finalized then
+        return
     end
-    if hasmath then
-     -- mathematics.extras.copy(t) -- can be done elsewhere if needed
-        local ma = tfm.mathactions
-        for i=1,#ma do
-            ma[i](t,tfmtable,delta,hdelta,vdelta) -- what delta?
-        end
+    --
+    if not tfmdata.characters then
+        return nil
     end
-    -- needed for \high cum suis
-    local tpx = tp.x_height
-    if hasmath then
-        if not tp[13] then tp[13] = .86*tpx end  -- mathsupdisplay
-        if not tp[14] then tp[14] = .86*tpx end  -- mathsupnormal
-        if not tp[15] then tp[15] = .86*tpx end  -- mathsupcramped
-        if not tp[16] then tp[16] = .48*tpx end  -- mathsubnormal
-        if not tp[17] then tp[17] = .48*tpx end  -- mathsubcombined
-        if not tp[22] then tp[22] =   0     end  -- mathaxisheight
-        if t.MathConstants then t.MathConstants.AccentBaseHeight = nil end -- safeguard
-    end
-    t.tounicode = 1
-    t.cidinfo = tfmtable.cidinfo
-    -- we have t.name=metricfile and t.fullname=RealName and t.filename=diskfilename
-    -- when collapsing fonts, luatex looks as both t.name and t.fullname as ttc files
-    -- can have multiple subfonts
-    if hasmath then
-        if trace_defining then
-            report_defining("math enabled for: name '%s', fullname: '%s', filename: '%s'",t.name or "noname",t.fullname or "nofullname",t.filename or "nofilename")
-        end
-    else
-        if trace_defining then
-            report_defining("math disabled for: name '%s', fullname: '%s', filename: '%s'",t.name or "noname",t.fullname or "nofullname",t.filename or "nofilename")
-        end
-        t.nomath, t.MathConstants = true, nil
+    --
+    if not tfmdata.goodies then
+        tfmdata.goodies = { } -- context specific
     end
-    if not t.psname then
-     -- name used in pdf file as well as for selecting subfont in ttc/dfont
-        t.psname = t.fontname or (t.fullname and fonts.names.cleanname(t.fullname))
+    --
+    local parameters = tfmdata.parameters
+    if not parameters then
+        return nil
     end
-    if trace_defining then
-        report_defining("used for accessing (sub)font: '%s'",t.psname or "nopsname")
-        report_defining("used for subsetting: '%s'",t.fontname or "nofontname")
-    end
-    -- this will move up (side effect of merging split call)
-    t.factor    = delta
-    t.ascender  = delta*(tfmtable.ascender  or 0)
-    t.descender = delta*(tfmtable.descender or 0)
-    t.shared    = tfmtable.shared or { }
-    t.unique    = table.fastcopy(tfmtable.unique or {})
-    tfm.cleanup(t)
- -- print(t.fontname,table.serialize(t.MathConstants))
-    return t
+    --
+    if not parameters.expansion then
+        parameters.expansion = {
+            stretch = tfmdata.stretch     or 0,
+            shrink  = tfmdata.shrink      or 0,
+            step    = tfmdata.step        or 0,
+            auto    = tfmdata.auto_expand or false,
+        }
+    end
+    --
+    if not parameters.protrusion then
+        parameters.protrusion = {
+            auto = auto_protrude
+        }
+    end
+    --
+    if not parameters.size then
+        parameters.size = tfmdata.size
+    end
+    --
+    if not parameters.extend_factor then
+        parameters.extend_factor = tfmdata.extend or 0
+    end
+    --
+    if not parameters.slant_factor then
+        parameters.slant_factor = tfmdata.slant or 0
+    end
+    --
+    if not parameters.designsize then
+        parameters.designsize = tfmdata.designsize or 655360
+    end
+    --
+    if not parameters.units then
+        parameters.units = tfmdata.units_per_em or 1000
+    end
+    --
+    if not tfmdata.descriptions then
+        local descriptions = { } -- yes or no
+        setmetatable(descriptions, { __index = function(t,k) local v = { } t[k] = v return v end })
+        tfmdata.descriptions = descriptions
+    end
+    --
+    local properties = tfmdata.properties
+    if not properties then
+        properties = { }
+        tfmdata.properties = properties
+    end
+    --
+    if not properties.virtualized then
+        properties.virtualized = tfmdata.type == "virtual"
+    end
+    --
+    if not tfmdata.properties then
+        tfmdata.properties = {
+            fontname      = tfmdata.fontname,
+            filename      = tfmdata.filename,
+            fullname      = tfmdata.fullname,
+            name          = tfmdata.name,
+            psname        = tfmdata.psname,
+            --
+            encodingbytes = tfmdata.encodingbytes or 1,
+            embedding     = tfmdata.embedding     or "subset",
+            tounicode     = tfmdata.tounicode     or 1,
+            cidinfo       = tfmdata.cidinfo       or nil,
+            format        = tfmdata.format        or "type1",
+            direction     = tfmdata.direction     or 0,
+        }
+    end
+    if not tfmdata.resources then
+        tfmdata.resources = { }
+    end
+    if not tfmdata.shared then
+        tfmdata.shared = { }
+    end
+    --
+    -- tfmdata.fonts
+    -- tfmdata.unscaled
+    -- tfmdata.mathconstants
+    --
+    if not properties.has_math then
+        properties.has_math  = not tfmdata.nomath
+    end
+    --
+    tfmdata.MathConstants  = nil
+    tfmdata.postprocessors = nil
+    --
+    tfmdata.fontname       = nil
+    tfmdata.filename       = nil
+    tfmdata.fullname       = nil
+    tfmdata.name           = nil -- most tricky part
+    tfmdata.psname         = nil
+    --
+    tfmdata.encodingbytes  = nil
+    tfmdata.embedding      = nil
+    tfmdata.tounicode      = nil
+    tfmdata.cidinfo        = nil
+    tfmdata.format         = nil
+    tfmdata.direction      = nil
+    tfmdata.type           = nil
+    tfmdata.nomath         = nil
+    tfmdata.designsize     = nil
+    --
+    tfmdata.size           = nil
+    tfmdata.stretch        = nil
+    tfmdata.shrink         = nil
+    tfmdata.step           = nil
+    tfmdata.auto_expand    = nil
+    tfmdata.auto_protrude  = nil
+    tfmdata.extend         = nil
+    tfmdata.slant          = nil
+    tfmdata.units_per_em   = nil
+    --
+    properties.finalized   = true
+    --
+    return tfmdata
 end
 
 --[[ldx--
-<p>Analyzers run per script and/or language and are needed in order to
-process features right.</p>
+<p>A unique hash value is generated by:</p>
 --ldx]]--
 
-fonts.analyzers        = fonts.analyzers or { }
-local analyzers        = fonts.analyzers
-
-analyzers.aux          = analyzers.aux or { }
-analyzers.methods      = analyzers.methods or { }
-analyzers.initializers = analyzers.initializers or { }
+local hashmethods        = { }
+constructors.hashmethods = hashmethods
 
--- todo: analyzers per script/lang, cross font, so we need an font id hash -> script
--- e.g. latin -> hyphenate, arab -> 1/2/3 analyze
-
--- an example analyzer (should move to font-ota.lua)
-
-local state = attributes.private('state')
-
-function analyzers.aux.setstate(head,font)
-    local useunicodemarks  = analyzers.useunicodemarks
-    local tfmdata = fontdata[font]
-    local characters = tfmdata.characters
-    local descriptions = tfmdata.descriptions
-    local first, last, current, n, done = nil, nil, head, 0, false -- maybe make n boolean
-    while current do
-        local id = current.id
-        if id == glyph_code and current.font == font then
-            local char = current.char
-            local d = descriptions[char]
-            if d then
-                if d.class == "mark" or (useunicodemarks and categories[char] == "mn") then
-                    done = true
-                    set_attribute(current,state,5) -- mark
-                elseif n == 0 then
-                    first, last, n = current, current, 1
-                    set_attribute(current,state,1) -- init
-                else
-                    last, n = current, n+1
-                    set_attribute(current,state,2) -- medi
-                end
-            else -- finish
-                if first and first == last then
-                    set_attribute(last,state,4) -- isol
-                elseif last then
-                    set_attribute(last,state,3) -- fina
+function constructors.hashfeatures(specification) -- will be overloaded
+    local features = specification.features
+    if features then
+        local t, tn = { }, 0
+        for category, list in next, features do
+            if next(list) then
+                local hasher = hashmethods[category]
+                if hasher then
+                    local hash = hasher(list)
+                    if hash then
+                        tn = tn + 1
+                        t[tn] = category .. ":" .. hash
+                    end
                 end
-                first, last, n = nil, nil, 0
             end
-        elseif id == disc_code then
-            -- always in the middle
-            set_attribute(current,state,2) -- midi
-            last = current
-        else -- finish
-            if first and first == last then
-                set_attribute(last,state,4) -- isol
-            elseif last then
-                set_attribute(last,state,3) -- fina
-            end
-            first, last, n = nil, nil, 0
         end
-        current = current.next
+        if tn > 0 then
+            return concat(t," & ")
+        end
     end
-    if first and first == last then
-        set_attribute(last,state,4) -- isol
-    elseif last then
-        set_attribute(last,state,3) -- fina
+    return "unknown"
+end
+
+hashmethods.normal = function(list)
+    local s = { }
+    local n = 0
+    for k, v in next, list do
+        if k ~= "number" and k ~= "features" then -- I need to figure this out, features
+            n = n + 1
+            s[n] = k
+        end
+    end
+    if n > 0 then
+        sort(s)
+        for i=1,n do
+            local k = s[i]
+            s[i] = k .. '=' .. tostring(list[k])
+        end
+        return concat(s,"+")
     end
-    return head, done
 end
 
-function tfm.replacements(tfm,value)
- -- tfm.characters[0x0022] = table.fastcopy(tfm.characters[0x201D])
- -- tfm.characters[0x0027] = table.fastcopy(tfm.characters[0x2019])
- -- tfm.characters[0x0060] = table.fastcopy(tfm.characters[0x2018])
- -- tfm.characters[0x0022] = tfm.characters[0x201D]
-    tfm.characters[0x0027] = tfm.characters[0x2019]
- -- tfm.characters[0x0060] = tfm.characters[0x2018]
+--[[ldx--
+<p>In principle we can share tfm tables when we are in node for a font, but then
+we need to define a font switch as an id/attr switch which is no fun, so in that
+case users can best use dynamic features ... so, we will not use that speedup. Okay,
+when we get rid of base mode we can optimize even further by sharing, but then we
+loose our testcases for <l n='luatex'/>.</p>
+--ldx]]--
+
+function constructors.hashinstance(specification,force)
+    local hash, size, fallbacks = specification.hash, specification.size, specification.fallbacks
+    if force or not hash then
+        hash = constructors.hashfeatures(specification)
+        specification.hash = hash
+    end
+    if size < 1000 and designsizes[hash] then
+        size = math.round(constructors.scaled(size,designsizes[hash]))
+        specification.size = size
+    end
+ -- local mathsize = specification.mathsize or 0
+ -- if mathsize > 0 then
+ --     local textsize = specification.textsize
+ --     if fallbacks then
+ --         return hash .. ' @ ' .. tostring(size) .. ' [ ' .. tostring(mathsize) .. ' : ' .. tostring(textsize) .. ' ] @ ' .. fallbacks
+ --     else
+ --         return hash .. ' @ ' .. tostring(size) .. ' [ ' .. tostring(mathsize) .. ' : ' .. tostring(textsize) .. ' ]'
+ --     end
+ -- else
+        if fallbacks then
+            return hash .. ' @ ' .. tostring(size) .. ' @ ' .. fallbacks
+        else
+            return hash .. ' @ ' .. tostring(size)
+        end
+ -- end
 end
 
--- checking
+function constructors.setname(tfmdata,specification) -- todo: get specification from tfmdata
+    if constructors.namemode == "specification" then
+        -- not to be used in context !
+        local specname = specification.specification
+        if specname then
+            tfmdata.properties.name = specname
+            if trace_defining then
+                report_otf("overloaded fontname: '%s'",specname)
+            end
+        end
+    end
+end
 
-function tfm.checkedfilename(metadata,whatever)
-    local foundfilename = metadata.foundfilename
+function constructors.checkedfilename(data)
+    local foundfilename = data.foundfilename
     if not foundfilename then
-        local askedfilename = metadata.filename or ""
+        local askedfilename = data.filename or ""
         if askedfilename ~= "" then
             askedfilename = resolvers.resolve(askedfilename) -- no shortcut
-            foundfilename = findbinfile(askedfilename,"") or ""
+            foundfilename = resolvers.findbinfile(askedfilename,"") or ""
             if foundfilename == "" then
                 report_defining("source file '%s' is not found",askedfilename)
-                foundfilename = findbinfile(file.basename(askedfilename),"") or ""
+                foundfilename = resolvers.findbinfile(file.basename(askedfilename),"") or ""
                 if foundfilename ~= "" then
                     report_defining("using source file '%s' (cache mismatch)",foundfilename)
                 end
             end
-        elseif whatever then
-            report_defining("no source file for '%s'",whatever)
-            foundfilename = ""
         end
-        metadata.foundfilename = foundfilename
-    --  report_defining("using source file '%s'",foundfilename)
+        data.foundfilename = foundfilename
     end
     return foundfilename
 end
 
--- status info
+local formats = allocate()
+fonts.formats = formats
 
-statistics.register("fonts load time", function()
-    return statistics.elapsedseconds(fonts)
-end)
+setmetatable(formats, {
+    __index = function(t,k)
+        local l = lower(k)
+        if rawget(t,k) then
+            t[k] = l
+            return l
+        end
+        return rawget(t,file.extname(l))
+    end
+} )
 
--- readers
+local locations = { }
 
-fonts.formats.tfm = "type1" -- we need to have at least a value here
+local function setindeed(mode,target,group,name,action,position)
+    local t = target[mode]
+    if not t then
+        report_defining("fatal error in setting feature '%s', group '%s', mode '%s'",name or "?",group or "?",mode)
+        os.exit()
+    elseif position then
+        -- todo: remove existing
+        insert(t, position, { name = name, action = action })
+    else
+        for i=1,#t do
+            local ti = t[i]
+            if ti.name == name then
+                ti.action = action
+                return
+            end
+        end
+        insert(t, { name = name, action = action })
+    end
+end
 
-local function check_tfm(specification,fullname)
-    -- ofm directive blocks local path search unless set; btw, in context we
-    -- don't support ofm files anyway as this format is obsolete
-    local foundname = findbinfile(fullname, 'tfm') or "" -- just to be sure
-    if foundname == "" then
-        foundname = findbinfile(fullname, 'ofm') or "" -- bonus for usage outside context
+local function set(group,name,target,source)
+    target = target[group]
+    if not target then
+        report_defining("fatal target error in setting feature '%s', group '%s'",name or "?",group or "?")
+        os.exit()
     end
-    if foundname == "" then
-        foundname = fonts.names.getfilename(fullname,"tfm")
+    local source = source[group]
+    if not source then
+        report_defining("fatal source error in setting feature '%s', group '%s'",name or "?",group or "?")
+        os.exit()
     end
-    if foundname ~= "" then
-        specification.filename, specification.format = foundname, "ofm"
-        return read_from_tfm(specification)
+    local node     = source.node
+    local base     = source.base
+    local position = source.position
+    if node then
+        setindeed("node",target,group,name,node,position)
+    end
+    if base then
+        setindeed("base",target,group,name,base,position)
+    end
+end
+
+local function register(where,specification)
+    local name = specification.name
+    if name and name ~= "" then
+        local default      = specification.default
+        local description  = specification.description
+        local initializers = specification.initializers
+        local processors   = specification.processors
+        local manipulators = specification.manipulators
+        local modechecker  = specification.modechecker
+        if default then
+            where.defaults[name] = default
+        end
+        if description and description ~= "" then
+            where.descriptions[name] = description
+        end
+        if initializers then
+            set('initializers',name,where,specification)
+        end
+        if processors then
+            set('processors',  name,where,specification)
+        end
+        if manipulators then
+            set('manipulators',name,where,specification)
+        end
+        if modechecker then
+           where.modechecker = modechecker
+        end
     end
 end
 
-readers.check_tfm = check_tfm
+constructors.registerfeature = register
 
-function readers.tfm(specification)
-    local fullname, tfmtable = specification.filename or "", nil
-    if fullname == "" then
-        local forced = specification.forced or ""
-        if forced ~= "" then
-            tfmtable = check_tfm(specification,specification.name .. "." .. forced)
+function constructors.getfeatureaction(what,where,mode,name)
+    what = handlers[what].features
+    if what then
+        where = what[where]
+        if where then
+            mode = where[mode]
+            if mode then
+                for i=1,#mode do
+                    local m = mode[i]
+                    if m.name == name then
+                        return m.action
+                    end
+                end
+            end
+        end
+    end
+end
+
+function constructors.newfeatures(what)
+    local features = handlers[what].features
+    if not features then
+        local tables = handlers[what].tables -- can be preloaded
+        features = {
+            defaults     = { },
+            descriptions = tables and tables.features or { },
+            initializers = { base = { }, node = { } },
+            processors   = { base = { }, node = { } },
+            manipulators = { base = { }, node = { } },
+        }
+        features.register = function(specification) return register(features,specification) end
+        handlers[what].features = features -- will also become hidden
+    end
+    return features
+end
+
+--[[ldx--
+<p>We need to check for default features. For this we provide
+a helper function.</p>
+--ldx]]--
+
+function constructors.checkedfeatures(what,features)
+    if features and next(features) then
+        local done = false
+        for key, value in next, handlers[what].features.defaults do
+            if features[key] == nil then
+                features[key] = value
+                done          = true
+            end
         end
-        if not tfmtable then
-            tfmtable = check_tfm(specification,specification.name)
+        return features, done -- done signals a change
+    else
+        return fastcopy(defaults), true
+    end
+end
+
+-- before scaling
+
+function constructors.initializefeatures(what,tfmdata,features,trace,report)
+    if features and next(features) then
+        local properties       = tfmdata.properties or { } -- brrr
+        local whathandler      = handlers[what]
+        local whatfeatures     = whathandler.features
+        local whatinitializers = whatfeatures.initializers
+        local whatmodechecker  = whatfeatures.modechecker
+        local mode = properties.mode or (whatmodechecker and whatmodechecker(tfmdata,features)) or features.mode or "base"
+        properties.mode = mode -- also status
+        local done = { }
+        while true do
+            local redo = false
+            local initializers = whatfeatures.initializers[mode]
+            if initializers then
+                for i=1,#initializers do
+                    local step = initializers[i]
+                    local feature = step.name
+                    local value = features[feature]
+                    if not value then
+                        -- disabled
+                    elseif done[feature] then
+                        -- already done
+                    else
+                        local action = step.action
+                        if trace then
+                            report("initializing feature %s to %s for mode %s for font %s",feature,
+                                tostring(value),mode or 'unknown', tfmdata.properties.fullname or 'unknown')
+                        end
+                        action(tfmdata,value,features) -- can set mode (e.g. goodies) so it can trigger a restart
+                        if mode ~= properties.mode then
+                            mode = properties.mode
+                            redo = true
+                        end
+                        done[feature] = true
+                    end
+                    if redo then
+                        break
+                    end
+                end
+                if not redo then
+                    break
+                end
+            else
+                break
+            end
         end
+        properties.mode = mode -- to be sure
+        return true
     else
-        tfmtable = check_tfm(specification,fullname)
+        return false
     end
-    return tfmtable
 end
 
+-- while typesetting
+
+function constructors.collectprocessors(what,tfmdata,features,trace,report)
+    local processes, nofprocesses = { }, 0
+    if features and next(features) then
+        local properties     = tfmdata.properties
+        local whathandler    = handlers[what]
+        local whatfeatures   = whathandler.features
+        local whatprocessors = whatfeatures.processors
+        local processors     = whatprocessors[properties.mode]
+        if processors then
+            for i=1,#processors do
+                local step = processors[i]
+                local feature = step.name
+                if features[feature] then
+                    local action = step.action
+                    if trace then
+                        report("installing feature processor %s for mode %s for font %s",feature,
+                            mode or 'unknown', tfmdata.properties.fullname or 'unknown')
+                    end
+                    if action then
+                        nofprocesses = nofprocesses + 1
+                        processes[nofprocesses] = action
+                    end
+                end
+            end
+        end
+    end
+    return processes
+end
+
+-- after scaling
+
+function constructors.applymanipulators(what,tfmdata,features,trace,report)
+    if features and next(features) then
+        local properties       = tfmdata.properties
+        local whathandler      = handlers[what]
+        local whatfeatures     = whathandler.features
+        local whatmanipulators = whatfeatures.manipulators
+        local manipulators     = whatmanipulators[properties.mode]
+        if manipulators then
+            for i=1,#manipulators do
+                local step = manipulators[i]
+                local feature = step.name
+                local value = features[feature]
+                if value then
+                    local action = step.action
+                    if trace then
+                        report("applying feature manipulator %s for mode %s for font %s",feature,
+                            mode or 'unknown', tfmdata.properties.fullname or 'unknown')
+                    end
+                    if action then
+                        action(tfmdata,feature,value)
+                    end
+                end
+            end
+        end
+    end
+end
+
+end -- closure
+
+do -- begin closure to overcome local limits and interference
+
+if not modules then modules = { } end modules ['luatex-font-enc'] = {
+    version   = 1.001,
+    comment   = "companion to luatex-*.tex",
+    author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
+    copyright = "PRAGMA ADE / ConTeXt Development Team",
+    license   = "see context related readme files"
+}
+
+if context then
+    texio.write_nl("fatal error: this module is not for context")
+    os.exit()
+end
+
+local fonts         = fonts
+fonts.encodings     = { }
+fonts.encodings.agl = { }
+
+setmetatable(fonts.encodings.agl, { __index = function(t,k)
+    if k == "unicodes" then
+        texio.write(" <loading (extended) adobe glyph list>")
+        local unicodes = dofile(resolvers.findfile("font-agl.lua"))
+        fonts.encodings.agl = { unicodes = unicodes }
+        return unicodes
+    else
+        return nil
+    end
+end })
+
+
 end -- closure
 
 do -- begin closure to overcome local limits and interference
@@ -4257,18 +4095,19 @@ if not modules then modules = { } end modules ['font-cid'] = {
 
 local format, match, lower = string.format, string.match, string.lower
 local tonumber = tonumber
-local lpegmatch = lpeg.match
+local P, S, R, C, V, lpegmatch = lpeg.P, lpeg.S, lpeg.R, lpeg.C, lpeg.V, lpeg.match
 
-local trace_loading = false  trackers.register("otf.loading",      function(v) trace_loading      = v end)
+local trace_loading = false  trackers.register("otf.loading", function(v) trace_loading = v end)
 
 local report_otf = logs.reporter("fonts","otf loading")
 
-local fonts   = fonts
+local fonts  = fonts
+
+local cid    = { }
+fonts.cid    = cid
 
-fonts.cid     = fonts.cid or { }
-local cid     = fonts.cid
-cid.map       = cid.map or { }
-cid.max       = cid.max or 10
+local cidmap = { }
+local cidmax = 10
 
 -- original string parser: 0.109, lpeg parser: 0.036 seconds for Adobe-CNS1-4.cidmap
 --
@@ -4277,8 +4116,6 @@ cid.max       = cid.max or 10
 -- 1..95 0020
 -- 99 3000
 
-local P, S, R, C = lpeg.P, lpeg.S, lpeg.R, lpeg.C
-
 local number  = C(R("09","af","AF")^1)
 local space   = S(" \n\r\t")
 local spaces  = space^0
@@ -4286,7 +4123,7 @@ local period  = P(".")
 local periods = period * period
 local name    = P("/") * C((1-space)^1)
 
-local unicodes, names = { }, { }
+local unicodes, names = { }, { } -- we could use Carg now
 
 local function do_one(a,b)
     unicodes[tonumber(a)] = tonumber(b,16)
@@ -4304,15 +4141,15 @@ local function do_name(a,b)
     names[tonumber(a)] = b
 end
 
-local grammar = lpeg.P { "start",
-    start  = number * spaces * number * lpeg.V("series"),
-    series = (spaces * (lpeg.V("one") + lpeg.V("range") + lpeg.V("named")) )^1,
+local grammar = P { "start",
+    start  = number * spaces * number * V("series"),
+    series = (spaces * (V("one") + V("range") + V("named")))^1,
     one    = (number * spaces  * number) / do_one,
     range  = (number * periods * number * spaces * number) / do_range,
     named  = (number * spaces  * name) / do_name
 }
 
-function cid.load(filename)
+local function loadcidfile(filename)
     local data = io.loaddata(filename)
     if data then
         unicodes, names = { }, { }
@@ -4326,1043 +4163,94 @@ function cid.load(filename)
             unicodes   = unicodes,
             names      = names
         }
-    else
-        return nil
     end
 end
 
+cid.loadfile = loadcidfile -- we use the frozen variant
+
 local template = "%s-%s-%s.cidmap"
 
 local function locate(registry,ordering,supplement)
     local filename = format(template,registry,ordering,supplement)
     local hashname = lower(filename)
-    local cidmap = cid.map[hashname]
-    if not cidmap then
+    local found    = cidmap[hashname]
+    if not found then
         if trace_loading then
             report_otf("checking cidmap, registry: %s, ordering: %s, supplement: %s, filename: %s",registry,ordering,supplement,filename)
         end
         local fullname = resolvers.findfile(filename,'cid') or ""
         if fullname ~= "" then
-            cidmap = cid.load(fullname)
-            if cidmap then
+            found = loadcidfile(fullname)
+            if found then
                 if trace_loading then
                     report_otf("using cidmap file %s",filename)
                 end
-                cid.map[hashname] = cidmap
-                cidmap.usedname = file.basename(filename)
-                return cidmap
+                cidmap[hashname] = found
+                found.usedname = file.basename(filename)
             end
         end
     end
-    return cidmap
+    return found
 end
 
-function cid.getmap(registry,ordering,supplement)
-    -- cf Arthur R. we can safely scan upwards since cids are downward compatible
-    local supplement = tonumber(supplement)
+-- cf Arthur R. we can safely scan upwards since cids are downward compatible
+
+function cid.getmap(specification)
+    if not specification then
+        report_otf("invalid cidinfo specification (table expected)")
+        return
+    end
+    local registry = specification.registry
+    local ordering = specification.ordering
+    local supplement = specification.supplement
+    -- check for already loaded file
+    local filename = format(registry,ordering,supplement)
+    local found = cidmap[lower(filename)]
+    if found then
+        return found
+    end
     if trace_loading then
         report_otf("needed cidmap, registry: %s, ordering: %s, supplement: %s",registry,ordering,supplement)
     end
-    local cidmap = locate(registry,ordering,supplement)
-    if not cidmap then
+    found = locate(registry,ordering,supplement)
+    if not found then
+        local supnum = tonumber(supplement)
         local cidnum = nil
         -- next highest (alternatively we could start high)
-        if supplement < cid.max then
-            for supplement=supplement+1,cid.max do
-                local c = locate(registry,ordering,supplement)
+        if supnum < cidmax then
+            for s=supnum+1,cidmax do
+                local c = locate(registry,ordering,s)
                 if c then
-                    cidmap, cidnum = c, supplement
+                    found, cidnum = c, s
                     break
                 end
             end
         end
         -- next lowest (least worse fit)
-        if not cidmap and supplement > 0 then
-            for supplement=supplement-1,0,-1 do
-                local c = locate(registry,ordering,supplement)
+        if not found and supnum > 0 then
+            for s=supnum-1,0,-1 do
+                local c = locate(registry,ordering,s)
                 if c then
-                    cidmap, cidnum = c, supplement
+                    found, cidnum = c, s
                     break
                 end
             end
         end
-        -- prevent further lookups
-        if cidmap and cidnum > 0 then
+        -- prevent further lookups -- somewhat tricky
+        registry = lower(registry)
+        ordering = lower(ordering)
+        if found and cidnum > 0 then
             for s=0,cidnum-1 do
-                filename = format(template,registry,ordering,s)
-                if not cid.map[filename] then
-                    cid.map[filename] = cidmap -- copy of ref
+                local filename = format(template,registry,ordering,s)
+                if not cidmap[filename] then
+                    cidmap[filename] = found
                 end
             end
         end
     end
-    return cidmap
-end
-
-end -- closure
-
-do -- begin closure to overcome local limits and interference
-
-if not modules then modules = { } end modules ['font-otf'] = {
-    version   = 1.001,
-    comment   = "companion to font-otf.lua (tables)",
-    author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
-    copyright = "PRAGMA ADE / ConTeXt Development Team",
-    license   = "see context related readme files"
-}
-
-local type, next, tonumber, tostring = type, next, tonumber, tostring
-local gsub, lower, format = string.gsub, string.lower, string.format
-local is_boolean = string.is_boolean
-
-local allocate = utilities.storage.allocate
-
-fonts          = fonts or { } -- needed for font server
-local fonts    = fonts
-fonts.otf      = fonts.otf or { }
-local otf      = fonts.otf
-
-otf.tables     = otf.tables or { }
-local tables   = otf.tables
-
-otf.meanings   = otf.meanings or { }
-local meanings = otf.meanings
-
-local scripts = allocate {
-    ['dflt'] = 'Default',
-
-    ['arab'] = 'Arabic',
-    ['armn'] = 'Armenian',
-    ['bali'] = 'Balinese',
-    ['beng'] = 'Bengali',
-    ['bopo'] = 'Bopomofo',
-    ['brai'] = 'Braille',
-    ['bugi'] = 'Buginese',
-    ['buhd'] = 'Buhid',
-    ['byzm'] = 'Byzantine Music',
-    ['cans'] = 'Canadian Syllabics',
-    ['cher'] = 'Cherokee',
-    ['copt'] = 'Coptic',
-    ['cprt'] = 'Cypriot Syllabary',
-    ['cyrl'] = 'Cyrillic',
-    ['deva'] = 'Devanagari',
-    ['dsrt'] = 'Deseret',
-    ['ethi'] = 'Ethiopic',
-    ['geor'] = 'Georgian',
-    ['glag'] = 'Glagolitic',
-    ['goth'] = 'Gothic',
-    ['grek'] = 'Greek',
-    ['gujr'] = 'Gujarati',
-    ['guru'] = 'Gurmukhi',
-    ['hang'] = 'Hangul',
-    ['hani'] = 'CJK Ideographic',
-    ['hano'] = 'Hanunoo',
-    ['hebr'] = 'Hebrew',
-    ['ital'] = 'Old Italic',
-    ['jamo'] = 'Hangul Jamo',
-    ['java'] = 'Javanese',
-    ['kana'] = 'Hiragana and Katakana',
-    ['khar'] = 'Kharosthi',
-    ['khmr'] = 'Khmer',
-    ['knda'] = 'Kannada',
-    ['lao' ] = 'Lao',
-    ['latn'] = 'Latin',
-    ['limb'] = 'Limbu',
-    ['linb'] = 'Linear B',
-    ['math'] = 'Mathematical Alphanumeric Symbols',
-    ['mlym'] = 'Malayalam',
-    ['mong'] = 'Mongolian',
-    ['musc'] = 'Musical Symbols',
-    ['mymr'] = 'Myanmar',
-    ['nko' ] = "N'ko",
-    ['ogam'] = 'Ogham',
-    ['orya'] = 'Oriya',
-    ['osma'] = 'Osmanya',
-    ['phag'] = 'Phags-pa',
-    ['phnx'] = 'Phoenician',
-    ['runr'] = 'Runic',
-    ['shaw'] = 'Shavian',
-    ['sinh'] = 'Sinhala',
-    ['sylo'] = 'Syloti Nagri',
-    ['syrc'] = 'Syriac',
-    ['tagb'] = 'Tagbanwa',
-    ['tale'] = 'Tai Le',
-    ['talu'] = 'Tai Lu',
-    ['taml'] = 'Tamil',
-    ['telu'] = 'Telugu',
-    ['tfng'] = 'Tifinagh',
-    ['tglg'] = 'Tagalog',
-    ['thaa'] = 'Thaana',
-    ['thai'] = 'Thai',
-    ['tibt'] = 'Tibetan',
-    ['ugar'] = 'Ugaritic Cuneiform',
-    ['xpeo'] = 'Old Persian Cuneiform',
-    ['xsux'] = 'Sumero-Akkadian Cuneiform',
-    ['yi'  ] = 'Yi',
-}
-
-local languages = allocate {
-    ['dflt'] = 'Default',
-
-    ['aba'] = 'Abaza',
-    ['abk'] = 'Abkhazian',
-    ['ady'] = 'Adyghe',
-    ['afk'] = 'Afrikaans',
-    ['afr'] = 'Afar',
-    ['agw'] = 'Agaw',
-    ['als'] = 'Alsatian',
-    ['alt'] = 'Altai',
-    ['amh'] = 'Amharic',
-    ['ara'] = 'Arabic',
-    ['ari'] = 'Aari',
-    ['ark'] = 'Arakanese',
-    ['asm'] = 'Assamese',
-    ['ath'] = 'Athapaskan',
-    ['avr'] = 'Avar',
-    ['awa'] = 'Awadhi',
-    ['aym'] = 'Aymara',
-    ['aze'] = 'Azeri',
-    ['bad'] = 'Badaga',
-    ['bag'] = 'Baghelkhandi',
-    ['bal'] = 'Balkar',
-    ['bau'] = 'Baule',
-    ['bbr'] = 'Berber',
-    ['bch'] = 'Bench',
-    ['bcr'] = 'Bible Cree',
-    ['bel'] = 'Belarussian',
-    ['bem'] = 'Bemba',
-    ['ben'] = 'Bengali',
-    ['bgr'] = 'Bulgarian',
-    ['bhi'] = 'Bhili',
-    ['bho'] = 'Bhojpuri',
-    ['bik'] = 'Bikol',
-    ['bil'] = 'Bilen',
-    ['bkf'] = 'Blackfoot',
-    ['bli'] = 'Balochi',
-    ['bln'] = 'Balante',
-    ['blt'] = 'Balti',
-    ['bmb'] = 'Bambara',
-    ['bml'] = 'Bamileke',
-    ['bos'] = 'Bosnian',
-    ['bre'] = 'Breton',
-    ['brh'] = 'Brahui',
-    ['bri'] = 'Braj Bhasha',
-    ['brm'] = 'Burmese',
-    ['bsh'] = 'Bashkir',
-    ['bti'] = 'Beti',
-    ['cat'] = 'Catalan',
-    ['ceb'] = 'Cebuano',
-    ['che'] = 'Chechen',
-    ['chg'] = 'Chaha Gurage',
-    ['chh'] = 'Chattisgarhi',
-    ['chi'] = 'Chichewa',
-    ['chk'] = 'Chukchi',
-    ['chp'] = 'Chipewyan',
-    ['chr'] = 'Cherokee',
-    ['chu'] = 'Chuvash',
-    ['cmr'] = 'Comorian',
-    ['cop'] = 'Coptic',
-    ['cos'] = 'Corsican',
-    ['cre'] = 'Cree',
-    ['crr'] = 'Carrier',
-    ['crt'] = 'Crimean Tatar',
-    ['csl'] = 'Church Slavonic',
-    ['csy'] = 'Czech',
-    ['dan'] = 'Danish',
-    ['dar'] = 'Dargwa',
-    ['dcr'] = 'Woods Cree',
-    ['deu'] = 'German',
-    ['dgr'] = 'Dogri',
-    ['div'] = 'Divehi',
-    ['djr'] = 'Djerma',
-    ['dng'] = 'Dangme',
-    ['dnk'] = 'Dinka',
-    ['dri'] = 'Dari',
-    ['dun'] = 'Dungan',
-    ['dzn'] = 'Dzongkha',
-    ['ebi'] = 'Ebira',
-    ['ecr'] = 'Eastern Cree',
-    ['edo'] = 'Edo',
-    ['efi'] = 'Efik',
-    ['ell'] = 'Greek',
-    ['eng'] = 'English',
-    ['erz'] = 'Erzya',
-    ['esp'] = 'Spanish',
-    ['eti'] = 'Estonian',
-    ['euq'] = 'Basque',
-    ['evk'] = 'Evenki',
-    ['evn'] = 'Even',
-    ['ewe'] = 'Ewe',
-    ['fan'] = 'French Antillean',
-    ['far'] = 'Farsi',
-    ['fin'] = 'Finnish',
-    ['fji'] = 'Fijian',
-    ['fle'] = 'Flemish',
-    ['fne'] = 'Forest Nenets',
-    ['fon'] = 'Fon',
-    ['fos'] = 'Faroese',
-    ['fra'] = 'French',
-    ['fri'] = 'Frisian',
-    ['frl'] = 'Friulian',
-    ['fta'] = 'Futa',
-    ['ful'] = 'Fulani',
-    ['gad'] = 'Ga',
-    ['gae'] = 'Gaelic',
-    ['gag'] = 'Gagauz',
-    ['gal'] = 'Galician',
-    ['gar'] = 'Garshuni',
-    ['gaw'] = 'Garhwali',
-    ['gez'] = "Ge'ez",
-    ['gil'] = 'Gilyak',
-    ['gmz'] = 'Gumuz',
-    ['gon'] = 'Gondi',
-    ['grn'] = 'Greenlandic',
-    ['gro'] = 'Garo',
-    ['gua'] = 'Guarani',
-    ['guj'] = 'Gujarati',
-    ['hai'] = 'Haitian',
-    ['hal'] = 'Halam',
-    ['har'] = 'Harauti',
-    ['hau'] = 'Hausa',
-    ['haw'] = 'Hawaiin',
-    ['hbn'] = 'Hammer-Banna',
-    ['hil'] = 'Hiligaynon',
-    ['hin'] = 'Hindi',
-    ['hma'] = 'High Mari',
-    ['hnd'] = 'Hindko',
-    ['ho']  = 'Ho',
-    ['hri'] = 'Harari',
-    ['hrv'] = 'Croatian',
-    ['hun'] = 'Hungarian',
-    ['hye'] = 'Armenian',
-    ['ibo'] = 'Igbo',
-    ['ijo'] = 'Ijo',
-    ['ilo'] = 'Ilokano',
-    ['ind'] = 'Indonesian',
-    ['ing'] = 'Ingush',
-    ['inu'] = 'Inuktitut',
-    ['iri'] = 'Irish',
-    ['irt'] = 'Irish Traditional',
-    ['isl'] = 'Icelandic',
-    ['ism'] = 'Inari Sami',
-    ['ita'] = 'Italian',
-    ['iwr'] = 'Hebrew',
-    ['jan'] = 'Japanese',
-    ['jav'] = 'Javanese',
-    ['jii'] = 'Yiddish',
-    ['jud'] = 'Judezmo',
-    ['jul'] = 'Jula',
-    ['kab'] = 'Kabardian',
-    ['kac'] = 'Kachchi',
-    ['kal'] = 'Kalenjin',
-    ['kan'] = 'Kannada',
-    ['kar'] = 'Karachay',
-    ['kat'] = 'Georgian',
-    ['kaz'] = 'Kazakh',
-    ['keb'] = 'Kebena',
-    ['kge'] = 'Khutsuri Georgian',
-    ['kha'] = 'Khakass',
-    ['khk'] = 'Khanty-Kazim',
-    ['khm'] = 'Khmer',
-    ['khs'] = 'Khanty-Shurishkar',
-    ['khv'] = 'Khanty-Vakhi',
-    ['khw'] = 'Khowar',
-    ['kik'] = 'Kikuyu',
-    ['kir'] = 'Kirghiz',
-    ['kis'] = 'Kisii',
-    ['kkn'] = 'Kokni',
-    ['klm'] = 'Kalmyk',
-    ['kmb'] = 'Kamba',
-    ['kmn'] = 'Kumaoni',
-    ['kmo'] = 'Komo',
-    ['kms'] = 'Komso',
-    ['knr'] = 'Kanuri',
-    ['kod'] = 'Kodagu',
-    ['koh'] = 'Korean Old Hangul',
-    ['kok'] = 'Konkani',
-    ['kon'] = 'Kikongo',
-    ['kop'] = 'Komi-Permyak',
-    ['kor'] = 'Korean',
-    ['koz'] = 'Komi-Zyrian',
-    ['kpl'] = 'Kpelle',
-    ['kri'] = 'Krio',
-    ['krk'] = 'Karakalpak',
-    ['krl'] = 'Karelian',
-    ['krm'] = 'Karaim',
-    ['krn'] = 'Karen',
-    ['krt'] = 'Koorete',
-    ['ksh'] = 'Kashmiri',
-    ['ksi'] = 'Khasi',
-    ['ksm'] = 'Kildin Sami',
-    ['kui'] = 'Kui',
-    ['kul'] = 'Kulvi',
-    ['kum'] = 'Kumyk',
-    ['kur'] = 'Kurdish',
-    ['kuu'] = 'Kurukh',
-    ['kuy'] = 'Kuy',
-    ['kyk'] = 'Koryak',
-    ['lad'] = 'Ladin',
-    ['lah'] = 'Lahuli',
-    ['lak'] = 'Lak',
-    ['lam'] = 'Lambani',
-    ['lao'] = 'Lao',
-    ['lat'] = 'Latin',
-    ['laz'] = 'Laz',
-    ['lcr'] = 'L-Cree',
-    ['ldk'] = 'Ladakhi',
-    ['lez'] = 'Lezgi',
-    ['lin'] = 'Lingala',
-    ['lma'] = 'Low Mari',
-    ['lmb'] = 'Limbu',
-    ['lmw'] = 'Lomwe',
-    ['lsb'] = 'Lower Sorbian',
-    ['lsm'] = 'Lule Sami',
-    ['lth'] = 'Lithuanian',
-    ['ltz'] = 'Luxembourgish',
-    ['lub'] = 'Luba',
-    ['lug'] = 'Luganda',
-    ['luh'] = 'Luhya',
-    ['luo'] = 'Luo',
-    ['lvi'] = 'Latvian',
-    ['maj'] = 'Majang',
-    ['mak'] = 'Makua',
-    ['mal'] = 'Malayalam Traditional',
-    ['man'] = 'Mansi',
-    ['map'] = 'Mapudungun',
-    ['mar'] = 'Marathi',
-    ['maw'] = 'Marwari',
-    ['mbn'] = 'Mbundu',
-    ['mch'] = 'Manchu',
-    ['mcr'] = 'Moose Cree',
-    ['mde'] = 'Mende',
-    ['men'] = "Me'en",
-    ['miz'] = 'Mizo',
-    ['mkd'] = 'Macedonian',
-    ['mle'] = 'Male',
-    ['mlg'] = 'Malagasy',
-    ['mln'] = 'Malinke',
-    ['mlr'] = 'Malayalam Reformed',
-    ['mly'] = 'Malay',
-    ['mnd'] = 'Mandinka',
-    ['mng'] = 'Mongolian',
-    ['mni'] = 'Manipuri',
-    ['mnk'] = 'Maninka',
-    ['mnx'] = 'Manx Gaelic',
-    ['moh'] = 'Mohawk',
-    ['mok'] = 'Moksha',
-    ['mol'] = 'Moldavian',
-    ['mon'] = 'Mon',
-    ['mor'] = 'Moroccan',
-    ['mri'] = 'Maori',
-    ['mth'] = 'Maithili',
-    ['mts'] = 'Maltese',
-    ['mun'] = 'Mundari',
-    ['nag'] = 'Naga-Assamese',
-    ['nan'] = 'Nanai',
-    ['nas'] = 'Naskapi',
-    ['ncr'] = 'N-Cree',
-    ['ndb'] = 'Ndebele',
-    ['ndg'] = 'Ndonga',
-    ['nep'] = 'Nepali',
-    ['new'] = 'Newari',
-    ['ngr'] = 'Nagari',
-    ['nhc'] = 'Norway House Cree',
-    ['nis'] = 'Nisi',
-    ['niu'] = 'Niuean',
-    ['nkl'] = 'Nkole',
-    ['nko'] = "N'ko",
-    ['nld'] = 'Dutch',
-    ['nog'] = 'Nogai',
-    ['nor'] = 'Norwegian',
-    ['nsm'] = 'Northern Sami',
-    ['nta'] = 'Northern Tai',
-    ['nto'] = 'Esperanto',
-    ['nyn'] = 'Nynorsk',
-    ['oci'] = 'Occitan',
-    ['ocr'] = 'Oji-Cree',
-    ['ojb'] = 'Ojibway',
-    ['ori'] = 'Oriya',
-    ['oro'] = 'Oromo',
-    ['oss'] = 'Ossetian',
-    ['paa'] = 'Palestinian Aramaic',
-    ['pal'] = 'Pali',
-    ['pan'] = 'Punjabi',
-    ['pap'] = 'Palpa',
-    ['pas'] = 'Pashto',
-    ['pgr'] = 'Polytonic Greek',
-    ['pil'] = 'Pilipino',
-    ['plg'] = 'Palaung',
-    ['plk'] = 'Polish',
-    ['pro'] = 'Provencal',
-    ['ptg'] = 'Portuguese',
-    ['qin'] = 'Chin',
-    ['raj'] = 'Rajasthani',
-    ['rbu'] = 'Russian Buriat',
-    ['rcr'] = 'R-Cree',
-    ['ria'] = 'Riang',
-    ['rms'] = 'Rhaeto-Romanic',
-    ['rom'] = 'Romanian',
-    ['roy'] = 'Romany',
-    ['rsy'] = 'Rusyn',
-    ['rua'] = 'Ruanda',
-    ['rus'] = 'Russian',
-    ['sad'] = 'Sadri',
-    ['san'] = 'Sanskrit',
-    ['sat'] = 'Santali',
-    ['say'] = 'Sayisi',
-    ['sek'] = 'Sekota',
-    ['sel'] = 'Selkup',
-    ['sgo'] = 'Sango',
-    ['shn'] = 'Shan',
-    ['sib'] = 'Sibe',
-    ['sid'] = 'Sidamo',
-    ['sig'] = 'Silte Gurage',
-    ['sks'] = 'Skolt Sami',
-    ['sky'] = 'Slovak',
-    ['sla'] = 'Slavey',
-    ['slv'] = 'Slovenian',
-    ['sml'] = 'Somali',
-    ['smo'] = 'Samoan',
-    ['sna'] = 'Sena',
-    ['snd'] = 'Sindhi',
-    ['snh'] = 'Sinhalese',
-    ['snk'] = 'Soninke',
-    ['sog'] = 'Sodo Gurage',
-    ['sot'] = 'Sotho',
-    ['sqi'] = 'Albanian',
-    ['srb'] = 'Serbian',
-    ['srk'] = 'Saraiki',
-    ['srr'] = 'Serer',
-    ['ssl'] = 'South Slavey',
-    ['ssm'] = 'Southern Sami',
-    ['sur'] = 'Suri',
-    ['sva'] = 'Svan',
-    ['sve'] = 'Swedish',
-    ['swa'] = 'Swadaya Aramaic',
-    ['swk'] = 'Swahili',
-    ['swz'] = 'Swazi',
-    ['sxt'] = 'Sutu',
-    ['syr'] = 'Syriac',
-    ['tab'] = 'Tabasaran',
-    ['taj'] = 'Tajiki',
-    ['tam'] = 'Tamil',
-    ['tat'] = 'Tatar',
-    ['tcr'] = 'TH-Cree',
-    ['tel'] = 'Telugu',
-    ['tgn'] = 'Tongan',
-    ['tgr'] = 'Tigre',
-    ['tgy'] = 'Tigrinya',
-    ['tha'] = 'Thai',
-    ['tht'] = 'Tahitian',
-    ['tib'] = 'Tibetan',
-    ['tkm'] = 'Turkmen',
-    ['tmn'] = 'Temne',
-    ['tna'] = 'Tswana',
-    ['tne'] = 'Tundra Nenets',
-    ['tng'] = 'Tonga',
-    ['tod'] = 'Todo',
-    ['trk'] = 'Turkish',
-    ['tsg'] = 'Tsonga',
-    ['tua'] = 'Turoyo Aramaic',
-    ['tul'] = 'Tulu',
-    ['tuv'] = 'Tuvin',
-    ['twi'] = 'Twi',
-    ['udm'] = 'Udmurt',
-    ['ukr'] = 'Ukrainian',
-    ['urd'] = 'Urdu',
-    ['usb'] = 'Upper Sorbian',
-    ['uyg'] = 'Uyghur',
-    ['uzb'] = 'Uzbek',
-    ['ven'] = 'Venda',
-    ['vit'] = 'Vietnamese',
-    ['wa' ] = 'Wa',
-    ['wag'] = 'Wagdi',
-    ['wcr'] = 'West-Cree',
-    ['wel'] = 'Welsh',
-    ['wlf'] = 'Wolof',
-    ['xbd'] = 'Tai Lue',
-    ['xhs'] = 'Xhosa',
-    ['yak'] = 'Yakut',
-    ['yba'] = 'Yoruba',
-    ['ycr'] = 'Y-Cree',
-    ['yic'] = 'Yi Classic',
-    ['yim'] = 'Yi Modern',
-    ['zhh'] = 'Chinese Hong Kong',
-    ['zhp'] = 'Chinese Phonetic',
-    ['zhs'] = 'Chinese Simplified',
-    ['zht'] = 'Chinese Traditional',
-    ['znd'] = 'Zande',
-    ['zul'] = 'Zulu'
-}
-
-local features = allocate {
-    ['aalt'] = 'Access All Alternates',
-    ['abvf'] = 'Above-Base Forms',
-    ['abvm'] = 'Above-Base Mark Positioning',
-    ['abvs'] = 'Above-Base Substitutions',
-    ['afrc'] = 'Alternative Fractions',
-    ['akhn'] = 'Akhands',
-    ['blwf'] = 'Below-Base Forms',
-    ['blwm'] = 'Below-Base Mark Positioning',
-    ['blws'] = 'Below-Base Substitutions',
-    ['c2pc'] = 'Petite Capitals From Capitals',
-    ['c2sc'] = 'Small Capitals From Capitals',
-    ['calt'] = 'Contextual Alternates',
-    ['case'] = 'Case-Sensitive Forms',
-    ['ccmp'] = 'Glyph Composition/Decomposition',
-    ['cjct'] = 'Conjunct Forms',
-    ['clig'] = 'Contextual Ligatures',
-    ['cpsp'] = 'Capital Spacing',
-    ['cswh'] = 'Contextual Swash',
-    ['curs'] = 'Cursive Positioning',
-    ['dflt'] = 'Default Processing',
-    ['dist'] = 'Distances',
-    ['dlig'] = 'Discretionary Ligatures',
-    ['dnom'] = 'Denominators',
-    ['dtls'] = 'Dotless Forms', -- math
-    ['expt'] = 'Expert Forms',
-    ['falt'] = 'Final glyph Alternates',
-    ['fin2'] = 'Terminal Forms #2',
-    ['fin3'] = 'Terminal Forms #3',
-    ['fina'] = 'Terminal Forms',
-    ['flac'] = 'Flattened Accents Over Capitals', -- math
-    ['frac'] = 'Fractions',
-    ['fwid'] = 'Full Width',
-    ['half'] = 'Half Forms',
-    ['haln'] = 'Halant Forms',
-    ['halt'] = 'Alternate Half Width',
-    ['hist'] = 'Historical Forms',
-    ['hkna'] = 'Horizontal Kana Alternates',
-    ['hlig'] = 'Historical Ligatures',
-    ['hngl'] = 'Hangul',
-    ['hojo'] = 'Hojo Kanji Forms',
-    ['hwid'] = 'Half Width',
-    ['init'] = 'Initial Forms',
-    ['isol'] = 'Isolated Forms',
-    ['ital'] = 'Italics',
-    ['jalt'] = 'Justification Alternatives',
-    ['jp04'] = 'JIS2004 Forms',
-    ['jp78'] = 'JIS78 Forms',
-    ['jp83'] = 'JIS83 Forms',
-    ['jp90'] = 'JIS90 Forms',
-    ['kern'] = 'Kerning',
-    ['lfbd'] = 'Left Bounds',
-    ['liga'] = 'Standard Ligatures',
-    ['ljmo'] = 'Leading Jamo Forms',
-    ['lnum'] = 'Lining Figures',
-    ['locl'] = 'Localized Forms',
-    ['mark'] = 'Mark Positioning',
-    ['med2'] = 'Medial Forms #2',
-    ['medi'] = 'Medial Forms',
-    ['mgrk'] = 'Mathematical Greek',
-    ['mkmk'] = 'Mark to Mark Positioning',
-    ['mset'] = 'Mark Positioning via Substitution',
-    ['nalt'] = 'Alternate Annotation Forms',
-    ['nlck'] = 'NLC Kanji Forms',
-    ['nukt'] = 'Nukta Forms',
-    ['numr'] = 'Numerators',
-    ['onum'] = 'Old Style Figures',
-    ['opbd'] = 'Optical Bounds',
-    ['ordn'] = 'Ordinals',
-    ['ornm'] = 'Ornaments',
-    ['palt'] = 'Proportional Alternate Width',
-    ['pcap'] = 'Petite Capitals',
-    ['pnum'] = 'Proportional Figures',
-    ['pref'] = 'Pre-base Forms',
-    ['pres'] = 'Pre-base Substitutions',
-    ['pstf'] = 'Post-base Forms',
-    ['psts'] = 'Post-base Substitutions',
-    ['pwid'] = 'Proportional Widths',
-    ['qwid'] = 'Quarter Widths',
-    ['rand'] = 'Randomize',
-    ['rkrf'] = 'Rakar Forms',
-    ['rlig'] = 'Required Ligatures',
-    ['rphf'] = 'Reph Form',
-    ['rtbd'] = 'Right Bounds',
-    ['rtla'] = 'Right-To-Left Alternates',
-    ['rtlm'] = 'Right To Left Math', -- math
-    ['ruby'] = 'Ruby Notation Forms',
-    ['salt'] = 'Stylistic Alternates',
-    ['sinf'] = 'Scientific Inferiors',
-    ['size'] = 'Optical Size',
-    ['smcp'] = 'Small Capitals',
-    ['smpl'] = 'Simplified Forms',
-    ['ss01'] = 'Stylistic Set 1',
-    ['ss02'] = 'Stylistic Set 2',
-    ['ss03'] = 'Stylistic Set 3',
-    ['ss04'] = 'Stylistic Set 4',
-    ['ss05'] = 'Stylistic Set 5',
-    ['ss06'] = 'Stylistic Set 6',
-    ['ss07'] = 'Stylistic Set 7',
-    ['ss08'] = 'Stylistic Set 8',
-    ['ss09'] = 'Stylistic Set 9',
-    ['ss10'] = 'Stylistic Set 10',
-    ['ss11'] = 'Stylistic Set 11',
-    ['ss12'] = 'Stylistic Set 12',
-    ['ss13'] = 'Stylistic Set 13',
-    ['ss14'] = 'Stylistic Set 14',
-    ['ss15'] = 'Stylistic Set 15',
-    ['ss16'] = 'Stylistic Set 16',
-    ['ss17'] = 'Stylistic Set 17',
-    ['ss18'] = 'Stylistic Set 18',
-    ['ss19'] = 'Stylistic Set 19',
-    ['ss20'] = 'Stylistic Set 20',
-    ['ssty'] = 'Script Style', -- math
-    ['subs'] = 'Subscript',
-    ['sups'] = 'Superscript',
-    ['swsh'] = 'Swash',
-    ['titl'] = 'Titling',
-    ['tjmo'] = 'Trailing Jamo Forms',
-    ['tnam'] = 'Traditional Name Forms',
-    ['tnum'] = 'Tabular Figures',
-    ['trad'] = 'Traditional Forms',
-    ['twid'] = 'Third Widths',
-    ['unic'] = 'Unicase',
-    ['valt'] = 'Alternate Vertical Metrics',
-    ['vatu'] = 'Vattu Variants',
-    ['vert'] = 'Vertical Writing',
-    ['vhal'] = 'Alternate Vertical Half Metrics',
-    ['vjmo'] = 'Vowel Jamo Forms',
-    ['vkna'] = 'Vertical Kana Alternates',
-    ['vkrn'] = 'Vertical Kerning',
-    ['vpal'] = 'Proportional Alternate Vertical Metrics',
-    ['vrt2'] = 'Vertical Rotation',
-    ['zero'] = 'Slashed Zero',
-
-    ['trep'] = 'Traditional TeX Replacements',
-    ['tlig'] = 'Traditional TeX Ligatures',
-}
-
-local baselines = allocate {
-    ['hang'] = 'Hanging baseline',
-    ['icfb'] = 'Ideographic character face bottom edge baseline',
-    ['icft'] = 'Ideographic character face tope edige baseline',
-    ['ideo'] = 'Ideographic em-box bottom edge baseline',
-    ['idtp'] = 'Ideographic em-box top edge baseline',
-    ['math'] = 'Mathmatical centered baseline',
-    ['romn'] = 'Roman baseline'
-}
-
-
-local function swap(h) -- can be a tables.swap when we get a better name
-    local r = { }
-    for k, v in next, h do
-        r[v] = lower(gsub(k," ",""))
-    end
-    return r
-end
-
-local verbosescripts    = allocate(swap(scripts  ))
-local verboselanguages  = allocate(swap(languages))
-local verbosefeatures   = allocate(swap(features ))
-
-tables.scripts          = scripts
-tables.languages        = languages
-tables.features         = features
-tables.baselines        = baselines
-
-tables.verbosescripts   = verbosescripts
-tables.verboselanguages = verboselanguages
-tables.verbosefeatures  = verbosefeatures
-
-for k, v in next, verbosefeatures do
-    local stripped = gsub(k,"%-"," ")
-    verbosefeatures[stripped] = v
-    local stripped = gsub(k,"[^a-zA-Z0-9]","")
-    verbosefeatures[stripped] = v
-end
-for k, v in next, verbosefeatures do
-    verbosefeatures[lower(k)] = v
-end
-
-local function resolve(tab,id)
-    if tab and id then
-        id = lower(id)
-        return tab[id] or tab[gsub(id," ","")] or tab['dflt'] or ''
-    else
-        return "unknown"
-    end
+    return found
 end
 
-function meanings.script  (id) return resolve(scripts,  id) end
-function meanings.language(id) return resolve(languages,id) end
-function meanings.feature (id) return resolve(features, id) end
-function meanings.baseline(id) return resolve(baselines,id) end
-
-local checkers = {
-    rand = function(v)
-        return v and "random"
-    end
-}
-
-meanings.checkers = checkers
-
-function meanings.normalize(features)
-    if features then
-        local h = { }
-        for k,v in next, features do
-            k = lower(k)
-            if k == "language" or k == "lang" then
-                v = gsub(lower(v),"[^a-z0-9%-]","")
-                if not languages[v] then
-                    h.language = verboselanguages[v] or "dflt"
-                else
-                    h.language = v
-                end
-            elseif k == "script" then
-                v = gsub(lower(v),"[^a-z0-9%-]","")
-                if not scripts[v] then
-                    h.script = verbosescripts[v] or "dflt"
-                else
-                    h.script = v
-                end
-            else
-                if type(v) == "string" then
-                    local b = is_boolean(v)
-                    if type(b) == "nil" then
-                        v = tonumber(v) or lower(v)
-                    else
-                        v = b
-                    end
-                end
-                k = verbosefeatures[k] or k
-                local c = checkers[k]
-                h[k] = c and c(v) or v
-            end
-        end
-        return h
-    end
-end
-
--- When I feel the need ...
-
---~ tables.aat = {
---~     [ 0] = {
---~         name = "allTypographicFeaturesType",
---~         [ 0] = "allTypeFeaturesOnSelector",
---~         [ 1] = "allTypeFeaturesOffSelector",
---~     },
---~     [ 1] = {
---~         name = "ligaturesType",
---~         [0 ] = "requiredLigaturesOnSelector",
---~         [1 ] = "requiredLigaturesOffSelector",
---~         [2 ] = "commonLigaturesOnSelector",
---~         [3 ] = "commonLigaturesOffSelector",
---~         [4 ] = "rareLigaturesOnSelector",
---~         [5 ] = "rareLigaturesOffSelector",
---~         [6 ] = "logosOnSelector    ",
---~         [7 ] = "logosOffSelector   ",
---~         [8 ] = "rebusPicturesOnSelector",
---~         [9 ] = "rebusPicturesOffSelector",
---~         [10] = "diphthongLigaturesOnSelector",
---~         [11] = "diphthongLigaturesOffSelector",
---~         [12] = "squaredLigaturesOnSelector",
---~         [13] = "squaredLigaturesOffSelector",
---~         [14] = "abbrevSquaredLigaturesOnSelector",
---~         [15] = "abbrevSquaredLigaturesOffSelector",
---~     },
---~     [ 2] = {
---~         name = "cursiveConnectionType",
---~         [ 0] = "unconnectedSelector",
---~         [ 1] = "partiallyConnectedSelector",
---~         [ 2] = "cursiveSelector    ",
---~     },
---~     [ 3] = {
---~         name = "letterCaseType",
---~         [ 0] = "upperAndLowerCaseSelector",
---~         [ 1] = "allCapsSelector    ",
---~         [ 2] = "allLowerCaseSelector",
---~         [ 3] = "smallCapsSelector  ",
---~         [ 4] = "initialCapsSelector",
---~         [ 5] = "initialCapsAndSmallCapsSelector",
---~     },
---~     [ 4] = {
---~         name = "verticalSubstitutionType",
---~         [ 0] = "substituteVerticalFormsOnSelector",
---~         [ 1] = "substituteVerticalFormsOffSelector",
---~     },
---~     [ 5] = {
---~         name = "linguisticRearrangementType",
---~         [ 0] = "linguisticRearrangementOnSelector",
---~         [ 1] = "linguisticRearrangementOffSelector",
---~     },
---~     [ 6] = {
---~         name = "numberSpacingType",
---~         [ 0] = "monospacedNumbersSelector",
---~         [ 1] = "proportionalNumbersSelector",
---~     },
---~     [ 7] = {
---~         name = "appleReserved1Type",
---~     },
---~     [ 8] = {
---~         name = "smartSwashType",
---~         [ 0] = "wordInitialSwashesOnSelector",
---~         [ 1] = "wordInitialSwashesOffSelector",
---~         [ 2] = "wordFinalSwashesOnSelector",
---~         [ 3] = "wordFinalSwashesOffSelector",
---~         [ 4] = "lineInitialSwashesOnSelector",
---~         [ 5] = "lineInitialSwashesOffSelector",
---~         [ 6] = "lineFinalSwashesOnSelector",
---~         [ 7] = "lineFinalSwashesOffSelector",
---~         [ 8] = "nonFinalSwashesOnSelector",
---~         [ 9] = "nonFinalSwashesOffSelector",
---~     },
---~     [ 9] = {
---~         name = "diacriticsType",
---~         [ 0] = "showDiacriticsSelector",
---~         [ 1] = "hideDiacriticsSelector",
---~         [ 2] = "decomposeDiacriticsSelector",
---~     },
---~     [10] = {
---~         name = "verticalPositionType",
---~         [ 0] = "normalPositionSelector",
---~         [ 1] = "superiorsSelector  ",
---~         [ 2] = "inferiorsSelector  ",
---~         [ 3] = "ordinalsSelector   ",
---~     },
---~     [11] = {
---~         name = "fractionsType",
---~         [ 0] = "noFractionsSelector",
---~         [ 1] = "verticalFractionsSelector",
---~         [ 2] = "diagonalFractionsSelector",
---~     },
---~     [12] = {
---~         name = "appleReserved2Type",
---~     },
---~     [13] = {
---~         name = "overlappingCharactersType",
---~         [ 0] = "preventOverlapOnSelector",
---~         [ 1] = "preventOverlapOffSelector",
---~     },
---~     [14] = {
---~         name = "typographicExtrasType",
---~          [0 ] = "hyphensToEmDashOnSelector",
---~          [1 ] = "hyphensToEmDashOffSelector",
---~          [2 ] = "hyphenToEnDashOnSelector",
---~          [3 ] = "hyphenToEnDashOffSelector",
---~          [4 ] = "unslashedZeroOnSelector",
---~          [5 ] = "unslashedZeroOffSelector",
---~          [6 ] = "formInterrobangOnSelector",
---~          [7 ] = "formInterrobangOffSelector",
---~          [8 ] = "smartQuotesOnSelector",
---~          [9 ] = "smartQuotesOffSelector",
---~          [10] = "periodsToEllipsisOnSelector",
---~          [11] = "periodsToEllipsisOffSelector",
---~     },
---~     [15] = {
---~         name = "mathematicalExtrasType",
---~          [ 0] = "hyphenToMinusOnSelector",
---~          [ 1] = "hyphenToMinusOffSelector",
---~          [ 2] = "asteriskToMultiplyOnSelector",
---~          [ 3] = "asteriskToMultiplyOffSelector",
---~          [ 4] = "slashToDivideOnSelector",
---~          [ 5] = "slashToDivideOffSelector",
---~          [ 6] = "inequalityLigaturesOnSelector",
---~          [ 7] = "inequalityLigaturesOffSelector",
---~          [ 8] = "exponentsOnSelector",
---~          [ 9] = "exponentsOffSelector",
---~     },
---~     [16] = {
---~         name = "ornamentSetsType",
---~         [ 0] = "noOrnamentsSelector",
---~         [ 1] = "dingbatsSelector   ",
---~         [ 2] = "piCharactersSelector",
---~         [ 3] = "fleuronsSelector   ",
---~         [ 4] = "decorativeBordersSelector",
---~         [ 5] = "internationalSymbolsSelector",
---~         [ 6] = "mathSymbolsSelector",
---~     },
---~     [17] = {
---~         name = "characterAlternativesType",
---~         [ 0] = "noAlternatesSelector",
---~     },
---~     [18] = {
---~         name = "designComplexityType",
---~         [ 0] = "designLevel1Selector",
---~         [ 1] = "designLevel2Selector",
---~         [ 2] = "designLevel3Selector",
---~         [ 3] = "designLevel4Selector",
---~         [ 4] = "designLevel5Selector",
---~     },
---~     [19] = {
---~         name = "styleOptionsType",
---~         [ 0] = "noStyleOptionsSelector",
---~         [ 1] = "displayTextSelector",
---~         [ 2] = "engravedTextSelector",
---~         [ 3] = "illuminatedCapsSelector",
---~         [ 4] = "titlingCapsSelector",
---~         [ 5] = "tallCapsSelector   ",
---~     },
---~     [20] = {
---~         name = "characterShapeType",
---~         [0 ] = "traditionalCharactersSelector",
---~         [1 ] = "simplifiedCharactersSelector",
---~         [2 ] = "jis1978CharactersSelector",
---~         [3 ] = "jis1983CharactersSelector",
---~         [4 ] = "jis1990CharactersSelector",
---~         [5 ] = "traditionalAltOneSelector",
---~         [6 ] = "traditionalAltTwoSelector",
---~         [7 ] = "traditionalAltThreeSelector",
---~         [8 ] = "traditionalAltFourSelector",
---~         [9 ] = "traditionalAltFiveSelector",
---~         [10] = "expertCharactersSelector",
---~     },
---~     [21] = {
---~         name = "numberCaseType",
---~         [ 0] = "lowerCaseNumbersSelector",
---~         [ 1] = "upperCaseNumbersSelector",
---~     },
---~     [22] = {
---~         name = "textSpacingType",
---~         [ 0] = "proportionalTextSelector",
---~         [ 1] = "monospacedTextSelector",
---~         [ 2] = "halfWidthTextSelector",
---~         [ 3] = "normallySpacedTextSelector",
---~     },
---~     [23] = {
---~         name = "transliterationType",
---~         [ 0] = "noTransliterationSelector",
---~         [ 1] = "hanjaToHangulSelector",
---~         [ 2] = "hiraganaToKatakanaSelector",
---~         [ 3] = "katakanaToHiraganaSelector",
---~         [ 4] = "kanaToRomanizationSelector",
---~         [ 5] = "romanizationToHiraganaSelector",
---~         [ 6] = "romanizationToKatakanaSelector",
---~         [ 7] = "hanjaToHangulAltOneSelector",
---~         [ 8] = "hanjaToHangulAltTwoSelector",
---~         [ 9] = "hanjaToHangulAltThreeSelector",
---~     },
---~     [24] = {
---~         name = "annotationType",
---~         [ 0] = "noAnnotationSelector",
---~         [ 1] = "boxAnnotationSelector",
---~         [ 2] = "roundedBoxAnnotationSelector",
---~         [ 3] = "circleAnnotationSelector",
---~         [ 4] = "invertedCircleAnnotationSelector",
---~         [ 5] = "parenthesisAnnotationSelector",
---~         [ 6] = "periodAnnotationSelector",
---~         [ 7] = "romanNumeralAnnotationSelector",
---~         [ 8] = "diamondAnnotationSelector",
---~     },
---~     [25] = {
---~         name = "kanaSpacingType",
---~         [ 0] = "fullWidthKanaSelector",
---~         [ 1] = "proportionalKanaSelector",
---~     },
---~     [26] = {
---~         name = "ideographicSpacingType",
---~         [ 0] = "fullWidthIdeographsSelector",
---~         [ 1] = "proportionalIdeographsSelector",
---~     },
---~     [103] = {
---~         name = "cjkRomanSpacingType",
---~         [ 0] = "halfWidthCJKRomanSelector",
---~         [ 1] = "proportionalCJKRomanSelector",
---~         [ 2] = "defaultCJKRomanSelector",
---~         [ 3] = "fullWidthCJKRomanSelector",
---~     },
---~ }
-
 end -- closure
 
 do -- begin closure to overcome local limits and interference
@@ -5375,15 +4263,18 @@ if not modules then modules = { } end modules ['font-map'] = {
     license   = "see context related readme files"
 }
 
-local utf = unicode.utf8
 local match, format, find, concat, gsub, lower = string.match, string.format, string.find, table.concat, string.gsub, string.lower
-local lpegmatch = lpeg.match
+local P, R, S, C, Ct, Cc, lpegmatch = lpeg.P, lpeg.R, lpeg.S, lpeg.C, lpeg.Ct, lpeg.Cc, lpeg.match
 local utfbyte = utf.byte
 
-local trace_loading    = false  trackers.register("otf.loading",    function(v) trace_loading    = v end)
-local trace_unimapping = false  trackers.register("otf.unimapping", function(v) trace_unimapping = v end)
+local trace_loading = false  trackers.register("fonts.loading",    function(v) trace_loading    = v end)
+local trace_mapping = false  trackers.register("fonts.mapping", function(v) trace_unimapping = v end)
 
-local report_otf = logs.reporter("fonts","otf loading")
+local report_fonts  = logs.reporter("fonts","loading") -- not otf only
+
+local fonts    = fonts
+local mappings = { }
+fonts.mappings = mappings
 
 --[[ldx--
 <p>Eventually this code will disappear because map files are kind
@@ -5391,23 +4282,18 @@ of obsolete. Some code may move to runtime or auxiliary modules.</p>
 <p>The name to unciode related code will stay of course.</p>
 --ldx]]--
 
-local fonts = fonts
-fonts.map   = fonts.map or { }
-
 local function loadlumtable(filename) -- will move to font goodies
     local lumname = file.replacesuffix(file.basename(filename),"lum")
     local lumfile = resolvers.findfile(lumname,"map") or ""
     if lumfile ~= "" and lfs.isfile(lumfile) then
-        if trace_loading or trace_unimapping then
-            report_otf("enhance: loading %s ",lumfile)
+        if trace_loading or trace_mapping then
+            report_fonts("enhance: loading %s ",lumfile)
         end
         lumunic = dofile(lumfile)
         return lumunic, lumfile
     end
 end
 
-local P, R, S, C, Ct, Cc = lpeg.P, lpeg.R, lpeg.S, lpeg.C, lpeg.Ct, lpeg.Cc
-
 local hex     = R("AF","09")
 local hexfour = (hex*hex*hex*hex) / function(s) return tonumber(s,16) end
 local hexsix  = (hex^1)           / function(s) return tonumber(s,16) end
@@ -5434,8 +4320,8 @@ local function makenameparser(str)
     end
 end
 
---~ local parser = fonts.map.makenameparser("Japan1")
---~ local parser = fonts.map.makenameparser()
+--~ local parser = mappings.makenameparser("Japan1")
+--~ local parser = mappings.makenameparser()
 --~ local function test(str)
 --~     local b, a = lpegmatch(parser,str)
 --~     print((a and table.serialize(b)) or b)
@@ -5476,7 +4362,7 @@ end
 --~
 --~ local cache = { }
 --~
---~ function fonts.map.tounicode16(unicode)
+--~ function mappings.tounicode16(unicode)
 --~     local s = cache[unicode]
 --~     if not s then
 --~         if unicode < 0x10000 then
@@ -5489,10 +4375,10 @@ end
 --~     return s
 --~ end
 
-fonts.map.loadlumtable        = loadlumtable
-fonts.map.makenameparser      = makenameparser
-fonts.map.tounicode16         = tounicode16
-fonts.map.tounicode16sequence = tounicode16sequence
+mappings.loadlumtable        = loadlumtable
+mappings.makenameparser      = makenameparser
+mappings.tounicode16         = tounicode16
+mappings.tounicode16sequence = tounicode16sequence
 
 local separator   = S("_.")
 local other       = C((1 - separator)^1)
@@ -5504,8 +4390,11 @@ local ligsplitter = Ct(other * (separator * other)^0)
 --~ print(table.serialize(lpegmatch(ligsplitter,"such_so_more")))
 --~ print(table.serialize(lpegmatch(ligsplitter,"such_so_more.that")))
 
-fonts.map.addtounicode = function(data,filename)
-    local unicodes = data.luatex and data.luatex.unicodes
+function mappings.addtounicode(data,filename)
+    local resources    = data.resources
+    local properties   = data.properties
+    local descriptions = data.descriptions
+    local unicodes     = resources.unicodes
     if not unicodes then
         return
     end
@@ -5515,28 +4404,35 @@ fonts.map.addtounicode = function(data,filename)
     unicodes['zwj']    = unicodes['zwj']    or 0x200D
     unicodes['zwnj']   = unicodes['zwnj']   or 0x200C
     -- the tounicode mapping is sparse and only needed for alternatives
-    local tounicode, originals, ns, nl, private, unknown = { }, { }, 0, 0, fonts.privateoffset, format("%04X",utfbyte("?"))
-    data.luatex.tounicode, data.luatex.originals = tounicode, originals
+    local private       = fonts.constructors.privateoffset
+    local unknown       = format("%04X",utfbyte("?"))
+    local unicodevector = fonts.encodings.agl.unicodes -- loaded runtime in context
+    local tounicode     = { }
+    local originals     = { }
+    resources.tounicode = tounicode
+    resources.originals = originals
     local lumunic, uparser, oparser
+    local cidinfo, cidnames, cidcodes, usedmap
     if false then -- will become an option
         lumunic = loadlumtable(filename)
         lumunic = lumunic and lumunic.tounicode
     end
-    local cidinfo, cidnames, cidcodes = data.cidinfo
-    local usedmap = cidinfo and cidinfo.usedname
-    usedmap = usedmap and lower(usedmap)
-    usedmap = usedmap and fonts.cid.map[usedmap]
+    --
+    cidinfo = properties.cidinfo
+    usedmap = cidinfo and fonts.cid.getmap(cidinfo)
+    --
     if usedmap then
-        oparser = usedmap and makenameparser(cidinfo.ordering)
+        oparser  = usedmap and makenameparser(cidinfo.ordering)
         cidnames = usedmap.names
         cidcodes = usedmap.unicodes
     end
     uparser = makenameparser()
-    local unicodevector = fonts.enc.agl.unicodes -- loaded runtime in context
-    for index, glyph in next, data.glyphs do
-        local name, unic = glyph.name, glyph.unicode or -1 -- play safe
+    local ns, nl = 0, 0
+    for unic, glyph in next, descriptions do
+        local index = glyph.index
+        local name  = glyph.name
         if unic == -1 or unic >= private or (unic >= 0xE000 and unic <= 0xF8FF) or unic == 0xFFFE or unic == 0xFFFF then
-            local unicode = (lumunic and lumunic[name]) or unicodevector[name]
+            local unicode = lumunic and lumunic[name] or unicodevector[name]
             if unicode then
                 originals[index], tounicode[index], ns = unicode, tounicode16(unicode), ns + 1
             end
@@ -5627,18 +4523,20 @@ fonts.map.addtounicode = function(data,filename)
             end
         end
     end
-    if trace_unimapping then
-        for index, glyph in table.sortedhash(data.glyphs) do
-            local toun, name, unic = tounicode[index], glyph.name, glyph.unicode or -1 -- play safe
+    if trace_mapping then
+        for unic, glyph in table.sortedhash(descriptions) do
+            local name  = glyph.name
+            local index = glyph.index
+            local toun  = tounicode[index]
             if toun then
-                report_otf("internal: 0x%05X, name: %s, unicode: 0x%05X, tounicode: %s",index,name,unic,toun)
+                report_fonts("internal: 0x%05X, name: %s, unicode: 0x%05X, tounicode: %s",index,name,unic,toun)
             else
-                report_otf("internal: 0x%05X, name: %s, unicode: 0x%05X",index,name,unic)
+                report_fonts("internal: 0x%05X, name: %s, unicode: 0x%05X",index,name,unic)
             end
         end
     end
     if trace_loading and (ns > 0 or nl > 0) then
-        report_otf("enhance: %s tounicode entries added (%s ligatures)",nl+ns, ns)
+        report_fonts("enhance: %s tounicode entries added (%s ligatures)",nl+ns, ns)
     end
 end
 
@@ -5646,52 +4544,230 @@ end -- closure
 
 do -- begin closure to overcome local limits and interference
 
-if not modules then modules = { } end modules ['font-lua'] = {
+if not modules then modules = { } end modules ['luatex-fonts-syn'] = {
     version   = 1.001,
-    comment   = "companion to font-ini.mkiv",
+    comment   = "companion to luatex-*.tex",
     author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
     copyright = "PRAGMA ADE / ConTeXt Development Team",
     license   = "see context related readme files"
 }
 
-local trace_defining = false  trackers.register("fonts.defining", function(v) trace_defining = v end)
+if context then
+    texio.write_nl("fatal error: this module is not for context")
+    os.exit()
+end
 
-local report_lua = logs.reporter("fonts","lua loading")
+-- Generic font names support.
+--
+-- Watch out, the version number is the same as the one used in
+-- the mtx-fonts.lua function scripts.fonts.names as we use a
+-- simplified font database in the plain solution and by using
+-- a different number we're less dependent on context.
+--
+-- mtxrun --script font --reload --simple
+--
+-- The format of the file is as follows:
+--
+-- return {
+--     ["version"]  = 1.001,
+--     ["mappings"] = {
+--         ["somettcfontone"] = { "Some TTC Font One", "SomeFontA.ttc", 1 },
+--         ["somettcfonttwo"] = { "Some TTC Font Two", "SomeFontA.ttc", 2 },
+--         ["somettffont"]    = { "Some TTF Font",     "SomeFontB.ttf"    },
+--         ["someotffont"]    = { "Some OTF Font",     "SomeFontC.otf"    },
+--     },
+-- }
 
-fonts.formats.lua = "lua"
+local fonts = fonts
+fonts.names = fonts.names or { }
 
-local readers = fonts.tfm.readers
+fonts.names.version    = 1.001 -- not the same as in context
+fonts.names.basename   = "luatex-fonts-names.lua"
+fonts.names.new_to_old = { }
+fonts.names.old_to_new = { }
 
-local function check_lua(specification,fullname)
-    -- standard tex file lookup
-    local fullname = resolvers.findfile(fullname) or ""
-    if fullname ~= "" then
-        local loader = loadfile(fullname)
-        loader = loader and loader()
-        return loader and loader(specification)
+local data, loaded = nil, false
+
+local fileformats = { "lua", "tex", "other text files" }
+
+function fonts.names.resolve(name,sub)
+    if not loaded then
+        local basename = fonts.names.basename
+        if basename and basename ~= "" then
+            for i=1,#fileformats do
+                local format = fileformats[i]
+                local foundname = resolvers.findfile(basename,format) or ""
+                if foundname ~= "" then
+                    data = dofile(foundname)
+                    texio.write("<font database loaded: ",foundname,">")
+                    break
+                end
+            end
+        end
+        loaded = true
+    end
+    if type(data) == "table" and data.version == fonts.names.version then
+        local condensed = string.gsub(string.lower(name),"[^%a%d]","")
+        local found = data.mappings and data.mappings[condensed]
+        if found then
+            local fontname, filename, subfont = found[1], found[2], found[3]
+            if subfont then
+                return filename, fontname
+            else
+                return filename, false
+            end
+        else
+            return name, false -- fallback to filename
+        end
     end
 end
 
-function readers.lua(specification)
-    local original = specification.specification
-    if trace_defining then
-        report_lua("using lua reader for '%s'",original)
-    end
-    local fullname, tfmtable = specification.filename or "", nil
+fonts.names.resolvespec = fonts.names.resolve -- only supported in mkiv
+
+function fonts.names.getfilename(askedname,suffix)  -- only supported in mkiv
+    return ""
+end
+
+end -- closure
+
+do -- begin closure to overcome local limits and interference
+
+if not modules then modules = { } end modules ['luatex-fonts-tfm'] = {
+    version   = 1.001,
+    comment   = "companion to luatex-*.tex",
+    author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
+    copyright = "PRAGMA ADE / ConTeXt Development Team",
+    license   = "see context related readme files"
+}
+
+if context then
+    texio.write_nl("fatal error: this module is not for context")
+    os.exit()
+end
+
+local fonts        = fonts
+local tfm          = { }
+fonts.handlers.tfm = tfm
+fonts.formats.tfm  = "type1" -- we need to have at least a value here
+
+function fonts.readers.tfm(specification)
+    local fullname = specification.filename or ""
     if fullname == "" then
         local forced = specification.forced or ""
         if forced ~= "" then
-            tfmtable = check_lua(specification,specification.name .. "." .. forced)
+            fullname = specification.name .. "." .. forced
+        else
+            fullname = specification.name
+        end
+    end
+    local foundname = resolvers.findbinfile(fullname, 'tfm') or ""
+    if foundname == "" then
+        foundname = resolvers.findbinfile(fullname, 'ofm') or ""
+    end
+    if foundname ~= "" then
+        specification.filename = foundname
+        specification.format   = "ofm"
+        return font.read_tfm(specification.filename,specification.size)
+    end
+end
+
+end -- closure
+
+do -- begin closure to overcome local limits and interference
+
+if not modules then modules = { } end modules ['font-oti'] = {
+    version   = 1.001,
+    comment   = "companion to font-ini.mkiv",
+    author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
+    copyright = "PRAGMA ADE / ConTeXt Development Team",
+    license   = "see context related readme files"
+}
+
+local lower = string.lower
+
+local allocate = utilities.storage.allocate
+
+local fonts              = fonts
+local otf                = { }
+fonts.handlers.otf       = otf
+
+local otffeatures        = fonts.constructors.newfeatures("otf")
+local registerotffeature = otffeatures.register
+
+registerotffeature {
+    name        = "features",
+    description = "initialization of feature handler",
+    default     = true,
+}
+
+-- these are later hooked into node and base initializaters
+
+local otftables = otf.tables -- not always defined
+
+local function setmode(tfmdata,value)
+    if value then
+        tfmdata.properties.mode = lower(value)
+    end
+end
+
+local function setlanguage(tfmdata,value)
+    if value then
+        local cleanvalue = lower(value)
+        local languages  = otftables and otftables.languages
+        local properties = tfmdata.properties
+        if not languages then
+            properties.language = cleanvalue
+        elseif languages[value] then
+            properties.language = cleanvalue
+        else
+            properties.language = "dflt"
         end
-        if not tfmtable then
-            tfmtable = check_lua(specification,specification.name)
+    end
+end
+
+local function setscript(tfmdata,value)
+    if value then
+        local cleanvalue = lower(value)
+        local scripts    = otftables and otftables.scripts
+        local properties = tfmdata.properties
+        if not scripts then
+            properties.script = cleanvalue
+        elseif scripts[value] then
+            properties.script = cleanvalue
+        else
+            properties.script = "dflt"
         end
-    else
-        tfmtable = check_lua(specification,fullname)
     end
-    return tfmtable
 end
 
+registerotffeature {
+    name        = "mode",
+    description = "mode",
+    initializers = {
+        base = setmode,
+        node = setmode,
+    }
+}
+
+registerotffeature {
+    name         = "language",
+    description  = "language",
+    initializers = {
+        base = setlanguage,
+        node = setlanguage,
+    }
+}
+
+registerotffeature {
+    name        = "script",
+    description = "script",
+    initializers = {
+        base = setscript,
+        node = setscript,
+    }
+}
+
+
 end -- closure
 
 do -- begin closure to overcome local limits and interference
@@ -5708,6 +4784,7 @@ if not modules then modules = { } end modules ['font-otf'] = {
 -- anchor_classes vs kernclasses
 -- modification/creationtime in subfont is runtime dus zinloos
 -- to_table -> totable
+-- ascent descent
 
 local utf = unicode.utf8
 
@@ -5717,93 +4794,71 @@ local type, next, tonumber, tostring = type, next, tonumber, tostring
 local abs = math.abs
 local getn = table.getn
 local lpegmatch = lpeg.match
-local reversed, concat = table.reversed, table.concat
+local reversed, concat, remove = table.reversed, table.concat, table.remove
 local ioflush = io.flush
+local fastcopy = table.fastcopy
+
+local allocate           = utilities.storage.allocate
+local registertracker    = trackers.register
+local registerdirective  = directives.register
+local starttiming        = statistics.starttiming
+local stoptiming         = statistics.stoptiming
+local elapsedtime        = statistics.elapsedtime
+local findbinfile        = resolvers.findbinfile
+
+local trace_private      = false  registertracker("otf.private",    function(v) trace_private   = v end)
+local trace_loading      = false  registertracker("otf.loading",    function(v) trace_loading   = v end)
+local trace_features     = false  registertracker("otf.features",   function(v) trace_features  = v end)
+local trace_dynamics     = false  registertracker("otf.dynamics",   function(v) trace_dynamics  = v end)
+local trace_sequences    = false  registertracker("otf.sequences",  function(v) trace_sequences = v end)
+local trace_markwidth    = false  registertracker("otf.markwidth",  function(v) trace_markwidth = v end)
+local trace_defining     = false  registertracker("fonts.defining", function(v) trace_defining  = v end)
+
+local report_otf         = logs.reporter("fonts","otf loading")
 
-local allocate = utilities.storage.allocate
-
-local trace_private    = false  trackers.register("otf.private",    function(v) trace_private      = v end)
-local trace_loading    = false  trackers.register("otf.loading",    function(v) trace_loading      = v end)
-local trace_features   = false  trackers.register("otf.features",   function(v) trace_features     = v end)
-local trace_dynamics   = false  trackers.register("otf.dynamics",   function(v) trace_dynamics     = v end)
-local trace_sequences  = false  trackers.register("otf.sequences",  function(v) trace_sequences    = v end)
-local trace_math       = false  trackers.register("otf.math",       function(v) trace_math         = v end)
-local trace_defining   = false  trackers.register("fonts.defining", function(v) trace_defining     = v end)
-
-local report_otf = logs.reporter("fonts","otf loading")
-
-local starttiming, stoptiming, elapsedtime = statistics.starttiming, statistics.stoptiming, statistics.elapsedtime
-
-local findbinfile = resolvers.findbinfile
-
-local fonts            = fonts
-
-fonts.otf              = fonts.otf or { }
-local otf              = fonts.otf
-local tfm              = fonts.tfm
-
-local fontdata         = fonts.identifiers
-local chardata         = characters and characters.data -- not used
-
--- todo: probably first time so local first
-
-otf.features           = otf.features     or { }
-local features         = otf.features
-features.list          = features.list    or { }
-local featurelist      = features.list
-features.default       = features.default or { }
-local defaultfeatures  = features.default
-
-otf.enhancers          = allocate()
-local enhancers        = otf.enhancers
-enhancers.patches      = { }
-local patches          = enhancers.patches
-
-local definers         = fonts.definers
-local readers          = fonts.tfm.readers
+local fonts              = fonts
+local otf                = fonts.handlers.otf
 
-otf.glists             = { "gsub", "gpos" }
+otf.glists               = { "gsub", "gpos" }
 
-otf.version            = 2.710 -- beware: also sync font-mis.lua
-otf.cache              = containers.define("fonts", "otf", otf.version, true)
+otf.version              = 2.710 -- beware: also sync font-mis.lua
+otf.cache                = containers.define("fonts", "otf", otf.version, true)
 
-local loadmethod       = "table" -- table, mixed, sparse
-local forceload        = false
-local cleanup          = 0
-local usemetatables    = false -- .4 slower on mk but 30 M less mem so we might change the default -- will be directive
-local packdata         = true
-local syncspace        = true
-local forcenotdef      = false
+local fontdata           = fonts.hashes.identifiers
+local chardata           = characters and characters.data -- not used
 
-local wildcard         = "*"
-local default          = "dflt"
+local otffeatures        = fonts.constructors.newfeatures("otf")
+local registerotffeature = otffeatures.register
 
-local fontloaderfields = fontloader.fields
-local mainfields       = nil
-local glyphfields      = nil -- not used yet
+local enhancers          = allocate()
+otf.enhancers            = enhancers
+local patches            = { }
+enhancers.patches        = patches
 
-directives.register("fonts.otf.loader.method", function(v)
-    if v == "sparse" and fontloaderfields then
-        loadmethod = "sparse"
-    elseif v == "mixed" then
-        loadmethod = "mixed"
-    elseif v == "table" then
-        loadmethod = "table"
-    else
-        loadmethod = "table"
-        report_otf("no loader method '%s', using '%s' instead",v,loadmethod)
-    end
-end)
-
-directives.register("fonts.otf.loader.cleanup",function(v)
-    cleanup = tonumber(v) or (v and 1) or 0
-end)
-
-directives.register("fonts.otf.loader.force",          function(v) forceload     = v end)
-directives.register("fonts.otf.loader.usemetatables",  function(v) usemetatables = v end)
-directives.register("fonts.otf.loader.pack",           function(v) packdata      = v end)
-directives.register("fonts.otf.loader.syncspace",      function(v) syncspace     = v end)
-directives.register("fonts.otf.loader.forcenotdef",    function(v) forcenotdef   = v end)
+local definers           = fonts.definers
+local readers            = fonts.readers
+local constructors       = fonts.constructors
+
+local forceload          = false
+local cleanup            = 0     -- mk: 0=885M 1=765M 2=735M (regular run 730M)
+local usemetatables      = false -- .4 slower on mk but 30 M less mem so we might change the default -- will be directive
+local packdata           = true
+local syncspace          = true
+local forcenotdef        = false
+
+local wildcard           = "*"
+local default            = "dflt"
+
+local fontloaderfields   = fontloader.fields
+local mainfields         = nil
+local glyphfields        = nil -- not used yet
+
+registerdirective("fonts.otf.loader.cleanup",       function(v) cleanup       = tonumber(v) or (v and 1) or 0 end)
+registerdirective("fonts.otf.loader.force",         function(v) forceload     = v end)
+registerdirective("fonts.otf.loader.usemetatables", function(v) usemetatables = v end)
+registerdirective("fonts.otf.loader.pack",          function(v) packdata      = v end)
+registerdirective("fonts.otf.loader.syncspace",     function(v) syncspace     = v end)
+registerdirective("fonts.otf.loader.forcenotdef",   function(v) forcenotdef   = v end)
 
 local function load_featurefile(raw,featurefile)
     if featurefile and featurefile ~= "" then
@@ -5814,19 +4869,19 @@ local function load_featurefile(raw,featurefile)
     end
 end
 
-local function showfeatureorder(otfdata,filename)
-    local sequences = otfdata.luatex.sequences
+local function showfeatureorder(rawdata,filename)
+    local sequences = rawdata.resources.sequences
     if sequences and #sequences > 0 then
         if trace_loading then
             report_otf("font %s has %s sequences",filename,#sequences)
             report_otf(" ")
         end
         for nos=1,#sequences do
-            local sequence = sequences[nos]
-            local typ = sequence.type or "no-type"
-            local name = sequence.name or "no-name"
+            local sequence  = sequences[nos]
+            local typ       = sequence.type      or "no-type"
+            local name      = sequence.name      or "no-name"
             local subtables = sequence.subtables or { "no-subtables" }
-            local features = sequence.features
+            local features  = sequence.features
             if trace_loading then
                 report_otf("%3i  %-15s  %-20s  [%s]",nos,name,typ,concat(subtables,","))
             end
@@ -5858,25 +4913,6 @@ end
 <p>We start with a lot of tables and related functions.</p>
 --ldx]]--
 
-local global_fields = table.tohash {
-    "metadata",
-    "lookups",
-    "glyphs",
-    "subfonts",
-    "luatex",
-    "pfminfo",
-    "cidinfo",
-    "tables",
-    "names",
-    "unicodes",
-    "names",
- -- "math",
-    "anchor_classes",
-    "kern_classes",
-    "gpos",
-    "gsub"
-}
-
 local valid_fields = table.tohash {
  -- "anchor_classes",
     "ascent",
@@ -5892,32 +4928,32 @@ local valid_fields = table.tohash {
     "extrema_bound",
     "familyname",
     "fontname",
+    "fontname",
     "fontstyle_id",
     "fontstyle_name",
     "fullname",
  -- "glyphs",
     "hasvmetrics",
-    "head_optimized_for_cleartype",
+ -- "head_optimized_for_cleartype",
     "horiz_base",
     "issans",
     "isserif",
     "italicangle",
  -- "kerns",
  -- "lookups",
- -- "luatex",
     "macstyle",
  -- "modificationtime",
     "onlybitmaps",
     "origname",
     "os2_version",
- -- "pfminfo",
+    "pfminfo",
  -- "private",
     "serifcheck",
     "sfd_version",
  -- "size",
     "strokedfont",
     "strokewidth",
-    "subfonts",
+ -- "subfonts",
     "table_version",
  -- "tables",
  -- "ttf_tab_saved",
@@ -5929,7 +4965,6 @@ local valid_fields = table.tohash {
     "use_typo_metrics",
     "uwidth",
  -- "validation_state",
-    "verbose",
     "version",
     "vert_base",
     "weight",
@@ -5956,43 +4991,47 @@ local ordered_enhancers = {
     "reorganize glyph lookups",
     "reorganize glyph anchors",
 
+    "merge kern classes",
+
     "reorganize features",
     "reorganize subtables",
 
     "check glyphs",
     "check metadata",
-    "check math parameters",
     "check extra features", -- after metadata
+
+    "cleanup tables",
 }
 
 --[[ldx--
 <p>Here we go.</p>
 --ldx]]--
 
-local actions = { }
+local actions  = allocate()
+local before   = allocate()
+local after    = allocate()
 
-patches.before = allocate()
-patches.after  = allocate()
+patches.before = before
+patches.after  = after
 
-local before = patches.before
-local after  = patches.after
-
-local function enhance(name,data,filename,raw,verbose)
+local function enhance(name,data,filename,raw)
     local enhancer = actions[name]
     if enhancer then
-        if verbose then
+        if trace_loading then
             report_otf("enhance: %s (%s)",name,filename)
             ioflush()
         end
         enhancer(data,filename,raw)
-    else
-        report_otf("enhance: %s is undefined",name)
+    elseif trace_loading then
+     -- report_otf("enhance: %s is undefined",name)
     end
 end
 
-function enhancers.apply(data,filename,raw,verbose)
+function enhancers.apply(data,filename,raw)
     local basename = file.basename(lower(filename))
-    report_otf("start enhancing: %s",filename)
+    if trace_loading then
+        report_otf("start enhancing: %s",filename)
+    end
     ioflush() -- we want instant messages
     for e=1,#ordered_enhancers do
         local enhancer = ordered_enhancers[e]
@@ -6004,7 +5043,7 @@ function enhancers.apply(data,filename,raw,verbose)
                 end
             end
         end
-        enhance(enhancer,data,filename,raw,verbose)
+        enhance(enhancer,data,filename,raw)
         local a = after[enhancer]
         if a then
             for pattern, action in next, a do
@@ -6015,7 +5054,9 @@ function enhancers.apply(data,filename,raw,verbose)
         end
         ioflush() -- we want instant messages
     end
-    report_otf("stop enhancing")
+    if trace_loading then
+        report_otf("stop enhancing")
+    end
     ioflush() -- we want instant messages
 end
 
@@ -6043,11 +5084,14 @@ end
 function otf.load(filename,format,sub,featurefile)
     local name = file.basename(file.removesuffix(filename))
     local attr = lfs.attributes(filename)
-    local size, time = attr and attr.size or 0, attr and attr.modification or 0
+    local size = attr and attr.size or 0
+    local time = attr and attr.modification or 0
     if featurefile then
         name = name .. "@" .. file.removesuffix(file.basename(featurefile))
     end
-    if sub == "" then sub = false end
+    if sub == "" then
+        sub = false
+    end
     local hash = name
     if sub then
         hash = hash .. "-" .. sub
@@ -6064,8 +5108,8 @@ function otf.load(filename,format,sub,featurefile)
                 local attr = lfs.attributes(name)
                 featurefiles[#featurefiles+1] = {
                     name = name,
-                    size = attr.size or 0,
-                    time = attr.modification or 0,
+                    size = size,
+                    time = time,
                 }
             end
         end
@@ -6074,7 +5118,7 @@ function otf.load(filename,format,sub,featurefile)
         end
     end
     local data = containers.read(otf.cache,hash)
-    local reload = not data or data.verbose ~= fonts.verbose or data.size ~= size or data.time ~= time
+    local reload = not data or data.size ~= size or data.time ~= time
     if forceload then
         report_otf("loading: forced reload due to hard coded flag")
         reload = true
@@ -6102,7 +5146,7 @@ function otf.load(filename,format,sub,featurefile)
      end
      if reload then
         report_otf("loading: %s (hash: %s)",filename,hash)
-        local fontdata, messages, rawdata
+        local fontdata, messages
         if sub then
             fontdata, messages = fontloader.open(filename,sub)
         else
@@ -6128,51 +5172,66 @@ function otf.load(filename,format,sub,featurefile)
                     load_featurefile(fontdata,featurefiles[i].name)
                 end
             end
-            report_otf("loading method: %s",loadmethod)
-            if loadmethod == "sparse" then
-                rawdata = fontdata
-            else
-                rawdata = fontloader.to_table(fontdata)
-                fontloader.close(fontdata)
-            end
-            if rawdata then
-                data = { }
-                starttiming(data)
-                local verboseindeed = verbose ~= nil and verbose or trace_loading
-                report_otf("file size: %s", size)
-                enhancers.apply(data,filename,rawdata,verboseindeed)
-                if packdata and not fonts.verbose then
-                    enhance("pack",data,filename,nil,verboseindeed)
-                end
-                data.size = size
-                data.time = time
-                data.format = format
-                if featurefiles then
-                    data.featuredata = featurefiles
-                end
-                data.verbose = fonts.verbose
-                report_otf("saving in cache: %s",filename)
-                data = containers.write(otf.cache, hash, data)
+            local unicodes = {
+                -- names to unicodes
+            }
+            local splitter = lpeg.splitter(" ",unicodes)
+            data = {
+                size        = size,
+                time        = time,
+                format      = format,
+                featuredata = featurefiles,
+                resources   = {
+                    filename = resolvers.unresolve(filename), -- no shortcut
+                    version  = otf.version,
+                    creator  = "context mkiv",
+                    unicodes = unicodes,
+                    indices  = {
+                        -- unicodes to names
+                    },
+                    lookuptypes = {
+                    },
+                },
+                metadata    = {
+                    -- raw metadata, not to be used
+                },
+                properties   = {
+                    -- normalized metadata
+                },
+                descriptions = {
+                },
+                goodies = {
+                },
+                helpers = {
+                    tounicodelist  = splitter,
+                    tounicodetable = lpeg.Ct(splitter),
+                },
+            }
+            starttiming(data)
+            report_otf("file size: %s", size)
+            enhancers.apply(data,filename,fontdata)
+            if packdata then
                 if cleanup > 0 then
                     collectgarbage("collect")
                 end
-                stoptiming(data)
-                if elapsedtime then -- not in generic
-                    report_otf("preprocessing and caching took %s seconds",elapsedtime(data))
-                end
-                data = containers.read(otf.cache, hash) -- this frees the old table and load the sparse one
-                if cleanup > 1 then
-                    collectgarbage("collect")
-                end
-            else
-                data = nil
-                report_otf("loading failed (table conversion error)")
+                enhance("pack",data,filename,nil)
             end
-            if loadmethod == "sparse" then
-                fontloader.close(fontdata)
-                if cleanup > 2 then
-                 -- collectgarbage("collect")
-                end
+            report_otf("saving in cache: %s",filename)
+            data = containers.write(otf.cache, hash, data)
+            if cleanup > 1 then
+                collectgarbage("collect")
+            end
+            stoptiming(data)
+            if elapsedtime then -- not in generic
+                report_otf("preprocessing and caching took %s seconds",elapsedtime(data))
+            end
+            fontloader.close(fontdata) -- free memory
+            if cleanup > 3 then
+                collectgarbage("collect")
+            end
+            data = containers.read(otf.cache, hash) -- this frees the old table and load the sparse one
+            if cleanup > 2 then
+                collectgarbage("collect")
             end
         else
             data = nil
@@ -6208,35 +5267,42 @@ local mt = {
     end
 }
 
+actions["prepare tables"] = function(data,filename,raw)
+    data.properties.italic_correction = false
+end
+
 actions["add dimensions"] = function(data,filename)
     -- todo: forget about the width if it's the defaultwidth (saves mem)
     -- we could also build the marks hash here (instead of storing it)
     if data then
-        local luatex = data.luatex
-        local defaultwidth  = luatex.defaultwidth  or 0
-        local defaultheight = luatex.defaultheight or 0
-        local defaultdepth  = luatex.defaultdepth  or 0
+        local descriptions  = data.descriptions
+        local resources     = data.resources
+        local defaultwidth  = resources.defaultwidth  or 0
+        local defaultheight = resources.defaultheight or 0
+        local defaultdepth  = resources.defaultdepth  or 0
         if usemetatables then
-            for _, d in next, data.glyphs do
+            for _, d in next, descriptions do
                 local wd = d.width
                 if not wd then
                     d.width = defaultwidth
-                elseif wd ~= 0 and d.class == "mark" then
-                    d.width  = -wd
+                elseif trace_markwidth and wd ~= 0 and d.class == "mark" then
+                    report_otf("mark with width %s (%s) in %s",wd,d.name or "<noname>",file.basename(filename))
+                 -- d.width  = -wd
                 end
                 setmetatable(d,mt)
             end
         else
-            for _, d in next, data.glyphs do
+            for _, d in next, descriptions do
                 local bb, wd = d.boundingbox, d.width
                 if not wd then
                     d.width = defaultwidth
-                elseif wd ~= 0 and d.class == "mark" then
-                    d.width  = -wd
-                end
-                if forcenotdef and not d.name then
-                    d.name = ".notdef"
+                elseif trace_markwidth and wd ~= 0 and d.class == "mark" then
+                    report_otf("mark with width %s (%s) in %s",wd,d.name or "<noname>",file.basename(filename))
+                 -- d.width  = -wd
                 end
+             -- if forcenotdef and not d.name then
+             --     d.name = ".notdef"
+             -- end
                 if bb then
                     local ht, dp = bb[4], -bb[2]
                     if ht == 0 or ht < 0 then
@@ -6255,16 +5321,6 @@ actions["add dimensions"] = function(data,filename)
     end
 end
 
-actions["prepare tables"] = function(data,filename,raw)
-    local luatex = {
-        filename = resolvers.unresolve(filename), -- no shortcut
-        version  = otf.version,
-        creator  = "context mkiv",
-    }
-    data.luatex = luatex
-    data.metadata = { }
-end
-
 local function somecopy(old) -- fast one
     if old then
         local new = { }
@@ -6301,192 +5357,220 @@ end
 -- table cronstruction can save some mem
 
 actions["prepare glyphs"] = function(data,filename,raw)
-    -- we can also move the names to data.luatex.names which might
-    -- save us some more memory (at the cost of harder tracing)
-    local rawglyphs = raw.glyphs
-    local glyphs, udglyphs
-    if loadmethod == "sparse" then
-        glyphs, udglyphs = { }, { }
-    elseif loadmethod == "mixed" then
-        glyphs, udglyphs = { }, rawglyphs
-    else
-        glyphs, udglyphs = rawglyphs, rawglyphs
-    end
-    data.glyphs, data.udglyphs = glyphs, udglyphs
-    local subfonts = raw.subfonts
-    if subfonts then
-        if data.glyphs and next(data.glyphs) then
-            report_otf("replacing existing glyph table due to subfonts")
-        end
-        local cidinfo = raw.cidinfo
-        if cidinfo.registry then
-            local cidmap, cidname = fonts.cid.getmap(cidinfo.registry,cidinfo.ordering,cidinfo.supplement)
+    local rawglyphs    = raw.glyphs
+    local rawsubfonts  = raw.subfonts
+    local rawcidinfo   = raw.cidinfo
+    local criterium    = constructors.privateoffset
+    local private      = criterium
+    local resources    = data.resources
+    local metadata     = data.metadata
+    local properties   = data.properties
+    local descriptions = data.descriptions
+    local unicodes     = resources.unicodes -- name to unicode
+    local indices      = resources.indices  -- index to unicode
+
+    if rawsubfonts then
+
+        metadata.subfonts  = { }
+        properties.cidinfo = rawcidinfo
+
+        if rawcidinfo.registry then
+            local cidmap = fonts.cid.getmap(rawcidinfo)
             if cidmap then
-                cidinfo.usedname = cidmap.usedname
-                local uni_to_int, int_to_uni, nofnames, nofunicodes = { }, { }, 0, 0
-                local unicodes, names = cidmap.unicodes, cidmap.names
-                for cidindex=1,#subfonts do
-                    local subfont = subfonts[cidindex]
-                    if loadmethod == "sparse" then
-                        local rawglyphs = subfont.glyphs
-                        for index=0,subfont.glyphmax - 1 do
-                            local g = rawglyphs[index]
-                            if g then
-                                local unicode, name = unicodes[index], names[index]
-                                if unicode then
-                                    uni_to_int[unicode] = index
-                                    int_to_uni[index] = unicode
-                                    nofunicodes = nofunicodes + 1
-                                elseif name then
-                                    nofnames = nofnames + 1
-                                end
-                                udglyphs[index] = g
-                                glyphs[index] = {
-                                    width       = g.width,
-                                    italic      = g.italic_correction,
-                                    boundingbox = g.boundingbox,
-                                    class       = g.class,
-                                    name        = g.name or name or "unknown", -- uniXXXX
-                                    cidindex    = cidindex,
-                                    unicode     = unicode,
-                                }
+                rawcidinfo.usedname = cidmap.usedname
+                local nofnames, nofunicodes = 0, 0
+                local cidunicodes, cidnames = cidmap.unicodes, cidmap.names
+                for cidindex=1,#rawsubfonts do
+                    local subfont   = rawsubfonts[cidindex]
+                    local cidglyphs = subfont.glyphs
+                    metadata.subfonts[cidindex] = somecopy(subfont)
+                    for index=0,subfont.glyphmax - 1 do
+                        local glyph = cidglyphs[index]
+                        if glyph then
+                            local unicode = glyph.unicode
+                            local name    = glyph.name or cidnames[index]
+                            if not unicode or unicode == -1 or unicode >= criterium then
+                                unicode = cidunicodes[index]
                             end
-                        end
-                        -- If we had more userdata, we would need more of this
-                        -- and it would start working against us in terms of
-                        -- convenience and speed.
-                        subfont = somecopy(subfont)
-                        subfont.glyphs = nil
-                        subfont[cidindex] = subfont
-                    elseif loadmethod == "mixed" then
-                        for index, g in next, subfont.glyphs do
-                            local unicode, name = unicodes[index], names[index]
-                            if unicode then
-                                uni_to_int[unicode] = index
-                                int_to_uni[index] = unicode
-                                nofunicodes = nofunicodes + 1
-                            elseif name then
+                            if not unicode or unicode == -1 or unicode >= criterium then
+                                if not name then
+                                    name = format("u%06X",private)
+                                end
+                                unicode = private
+                                unicodes[name] = private
+                                if trace_private then
+                                    report_otf("enhance: glyph %s at index U+%04X is moved to private unicode slot U+%04X",name,index,private)
+                                end
+                                private = private + 1
                                 nofnames = nofnames + 1
+                            else
+                                if not name then
+                                    name = format("u%06X",unicode)
+                                end
+                                unicodes[name] = unicode
+                                nofunicodes = nofunicodes + 1
                             end
-                            udglyphs[index] = g
-                            glyphs[index] = {
-                                width       = g.width,
-                                italic      = g.italic_correction,
-                                boundingbox = g.boundingbox,
-                                class       = g.class,
-                                name        = g.name or name or "unknown", -- uniXXXX
+                            indices[unicode] = index -- each index in unique (at least now)
+
+                            local description = {
+                             -- width       = glyph.width,
+                                boundingbox = glyph.boundingbox,
+                                name        = glyph.name or name or "unknown", -- uniXXXX
                                 cidindex    = cidindex,
-                                unicode     = unicode,
+                                index       = index,
+                                glyph       = glyph,
                             }
+
+                            descriptions[unicode] = description
                         end
-                        subfont.glyphs = nil
-                    else
-                        for index, g in next, subfont.glyphs do
-                            local unicode, name = unicodes[index], names[index]
-                            if unicode then
-                                uni_to_int[unicode] = index
-                                int_to_uni[index] = unicode
-                                nofunicodes = nofunicodes + 1
-                                g.unicode = unicode
-                            elseif name then
-                                nofnames = nofnames + 1
-                            end
-                            g.cidindex = cidindex
-                            glyphs[index] = g
-                        end
-                        subfont.glyphs = nil
                     end
                 end
                 if trace_loading then
                     report_otf("cid font remapped, %s unicode points, %s symbolic names, %s glyphs",nofunicodes, nofnames, nofunicodes+nofnames)
                 end
-                data.map = data.map or { }
-                data.map.map = uni_to_int
-                data.map.backmap = int_to_uni
             elseif trace_loading then
                 report_otf("unable to remap cid font, missing cid file for %s",filename)
             end
-            data.subfonts = subfonts
         elseif trace_loading then
             report_otf("font %s has no glyphs",filename)
         end
+
     else
-        if loadmethod == "sparse" then
-            -- we get fields from the userdata glyph table and create
-            -- a minimal entry first
-            for index=0,raw.glyphmax - 1 do
-                local g = rawglyphs[index]
-                if g then
-                    udglyphs[index] = g
-                    glyphs[index] = {
-                        width       = g.width,
-                        italic      = g.italic_correction,
-                        boundingbox = g.boundingbox,
-                        class       = g.class,
-                        name        = g.name,
-                        unicode     = g.unicode,
-                    }
+
+        for index=0,raw.glyphmax-1 do
+            local glyph = rawglyphs[index]
+            if glyph then
+                local unicode = glyph.unicode
+                local name    = glyph.name
+                if not unicode or unicode == -1 or unicode >= criterium then
+                    unicode = private
+                    unicodes[name] = private
+                    if trace_private then
+                        report_otf("enhance: glyph %s at index U+%04X is moved to private unicode slot U+%04X",name,index,private)
+                    end
+                    private = private + 1
+                else
+                    unicodes[name]   = unicode
                 end
-            end
-        elseif loadmethod == "mixed" then
-            -- we get fields from the totable glyph table and copy to the
-            -- final glyph table so first we create a minimal entry
-            for index, g in next, rawglyphs do
-                udglyphs[index] = g
-                glyphs[index] = {
-                    width       = g.width,
-                    italic      = g.italic_correction,
-                    boundingbox = g.boundingbox,
-                    class       = g.class,
-                    name        = g.name,
-                    unicode     = g.unicode,
+                indices[unicode] = index
+                if not name then
+                    name = format("u%06X",unicode)
+                end
+
+                descriptions[unicode] = {
+                 -- width       = glyph.width,
+                    boundingbox = glyph.boundingbox,
+                    name        = name,
+                    index       = index,
+                    glyph       = glyph,
                 }
             end
-        else
-            -- we use the totable glyph table directly and manipulate the
-            -- entries in this (also final) table
         end
-        data.map = raw.map
+
     end
-    data.cidinfo = raw.cidinfo -- hack
+
+    resources.private = private
+
 end
 
--- watch copy of cidinfo: we can best make some more copies to data
+-- the next one is still messy but will get better when we have
+-- flattened map/enc tables in the font loader
+
+actions["prepare unicodes"] = function(data,filename,raw)
+    local descriptions = data.descriptions
+    local resources    = data.resources
+    local properties   = data.properties
+    local unicodes     = resources.unicodes -- name to unicode
+    local indices      = resources.indices  -- index to unicodes
+
+    -- begin of messy (not needed whwn cidmap)
+
+    local mapdata        = raw.map or { }
+    local unicodetoindex = mapdata and mapdata.map or { }
+ -- local encname        = lower(data.enc_name or raw.enc_name or mapdata.enc_name or "")
+    local encname        = lower(data.enc_name or mapdata.enc_name or "")
+    local criterium      = 0xFFFF -- for instance cambria has a lot of mess up there
+
+    -- end of messy
+
+    if find(encname,"unicode") then -- unicodebmp, unicodefull, ...
+        if trace_loading then
+            report_otf("using embedded unicode map '%s'",encname)
+        end
+        local multiples, nofmultiples = { }, 0
+        for unicode, index in next, unicodetoindex do
+            if unicode <= criterium and not descriptions[unicode] then
+                local parent = indices[index]
+                local description = descriptions[parent]
+                if description then
+                    local c = fastcopy(description)
+                    c.comment = format("copy of 0x%04X", parent)
+                    descriptions[unicode] = c
+                    local name = c.name
+                    if not unicodes[name] then
+                        unicodes[name] = unicode
+                    end
+                    nofmultiples = nofmultiples + 1
+                    multiples[nofmultiples] = name -- we can save duplicates if needed
+                else
+                    -- make it a notdef
+                    report_otf("weird unicode 0x%04X at index 0x%04X",unicode,index)
+                end
+            end
+        end
+        if trace_loading then
+            if nofmultiples > 0 then
+                report_otf("%s glyphs are reused: %s",nofmultiples,concat(multiples," "))
+            else
+                report_otf("no glyphs are reused")
+            end
+        end
+    elseif properties.cidinfo then
+        report_otf("warning: no unicode map, used cidmap '%s'",properties.cidinfo.usedname or "?")
+    else
+        report_otf("warning: non unicode map '%s', only using glyph unicode data",encname or "whatever")
+    end
+
+    if mapdata then
+        mapdata.map = { } -- clear some memory
+    end
+end
+
+-- class      : nil base mark ligature component (maybe we don't need it in description)
+-- boundingbox: split into ht/dp takes more memory (larger tables and less sharing)
 
 actions["analyze glyphs"] = function(data,filename,raw) -- maybe integrate this in the previous
-    local glyphs = data.glyphs
-    -- collect info
-    local has_italic, widths, marks = false, { }, { }
-    for index, glyph in next, glyphs do
-        local italic = glyph.italic_correction
+    local descriptions      = data.descriptions
+    local resources         = data.resources
+    local metadata          = data.metadata
+    local properties        = data.properties
+    local italic_correction = false
+    local widths            = { }
+    local marks             = { }
+    for unicode, description in next, descriptions do
+        local glyph = description.glyph
         if not italic then
             -- skip
         elseif italic == 0 then
-            glyph.italic_correction = nil
-            glyph.italic = nil
+            -- skip
         else
-            glyph.italic_correction = nil
-            glyph.italic = italic
-            has_italic = true
+            description.italic = italic
+            italic_correction  = true
         end
         local width = glyph.width
         widths[width] = (widths[width] or 0) + 1
         local class = glyph.class
-        local unicode = glyph.unicode
-        if class == "mark" then
-            marks[unicode] = true
-     -- elseif chardata[unicode].category == "mn" then
-     --     marks[unicode] = true
-     --     glyph.class = "mark"
+        if class then
+            if class == "mark" then
+                marks[unicode] = true
+            end
+            description.class = class
         end
-        local a = glyph.altuni     if a then glyph.altuni     = nil end
-        local d = glyph.dependents if d then glyph.dependents = nil end
-        local v = glyph.vwidth     if v then glyph.vwidth     = nil end
     end
     -- flag italic
-    data.metadata.has_italic = has_italic
+    properties.italic_correction = italic_correction
     -- flag marks
-    data.luatex.marks = marks
+    resources.marks = marks
     -- share most common width for cjk fonts
     local wd, most = 0, 1
     for k,v in next, widths do
@@ -6498,43 +5582,41 @@ actions["analyze glyphs"] = function(data,filename,raw) -- maybe integrate this
         if trace_loading then
             report_otf("most common width: %s (%s times), sharing (cjk font)",wd,most)
         end
-        for index, glyph in next, glyphs do
-            if glyph.width == wd then
-                glyph.width = nil
+        for unicode, description in next, descriptions do
+            if description.width == wd then
+             -- description.width = nil
+            else
+                description.width = description.glyph.width
             end
         end
-        data.luatex.defaultwidth = wd
+        resources.defaultwidth = wd
+    else
+        for unicode, description in next, descriptions do
+            description.width = description.glyph.width
+        end
     end
 end
 
 actions["reorganize mark classes"] = function(data,filename,raw)
     local mark_classes = raw.mark_classes
     if mark_classes then
-        local luatex = data.luatex
-        local unicodes = luatex.unicodes
-        local reverse = { }
-        luatex.markclasses = reverse
+        local resources       = data.resources
+        local unicodes        = resources.unicodes
+        local markclasses     = { }
+        resources.markclasses = markclasses -- reversed
         for name, class in next, mark_classes do
             local t = { }
             for s in gmatch(class,"[^ ]+") do
-                local us = unicodes[s]
-                if type(us) == "table" then
-                    for u=1,#us do
-                        t[us[u]] = true
-                    end
-                else
-                    t[us] = true
-                end
+                t[unicodes[s]] = true
             end
-            reverse[name] = t
+            markclasses[name] = t
         end
-        data.mark_classes = nil -- when using table
     end
 end
 
 actions["reorganize features"] = function(data,filename,raw) -- combine with other
     local features = { }
-    data.luatex.features = features
+    data.resources.features = features
     for k, what in next, otf.glists do
         local dw = raw[what]
         if dw then
@@ -6547,7 +5629,11 @@ actions["reorganize features"] = function(data,filename,raw) -- combine with oth
                     for i=1,#dfeatures do
                         local df = dfeatures[i]
                         local tag = strip(lower(df.tag))
-                        local ft = f[tag] if not ft then ft = {} f[tag] = ft end
+                        local ft = f[tag]
+                        if not ft then
+                            ft = { }
+                            f[tag] = ft
+                        end
                         local dscripts = df.scripts
                         for i=1,#dscripts do
                             local d = dscripts[i]
@@ -6566,25 +5652,34 @@ actions["reorganize features"] = function(data,filename,raw) -- combine with oth
 end
 
 actions["reorganize anchor classes"] = function(data,filename,raw)
-    local classes = raw.anchor_classes -- anchor classes not in final table
-    local luatex = data.luatex
-    local anchor_to_lookup, lookup_to_anchor = { }, { }
-    luatex.anchor_to_lookup, luatex.lookup_to_anchor = anchor_to_lookup, lookup_to_anchor
+    local resources            = data.resources
+    local anchor_to_lookup     = { }
+    local lookup_to_anchor     = { }
+    resources.anchor_to_lookup = anchor_to_lookup
+    resources.lookup_to_anchor = lookup_to_anchor
+    local classes              = raw.anchor_classes -- anchor classes not in final table
     if classes then
         for c=1,#classes do
-            local class = classes[c]
-            local anchor = class.name
+            local class   = classes[c]
+            local anchor  = class.name
             local lookups = class.lookup
             if type(lookups) ~= "table" then
                 lookups = { lookups }
             end
             local a = anchor_to_lookup[anchor]
-            if not a then a = { } anchor_to_lookup[anchor] = a end
+            if not a then
+                a = { }
+                anchor_to_lookup[anchor] = a
+            end
             for l=1,#lookups do
                 local lookup = lookups[l]
                 local l = lookup_to_anchor[lookup]
-                if not l then l = { } lookup_to_anchor[lookup] = l end
-                l[anchor] = true
+                if l then
+                    l[anchor] = true
+                else
+                    l = { [anchor] = true }
+                    lookup_to_anchor[lookup] = l
+                end
                 a[lookup] = true
             end
         end
@@ -6592,13 +5687,16 @@ actions["reorganize anchor classes"] = function(data,filename,raw)
 end
 
 actions["prepare tounicode"] = function(data,filename,raw)
-    fonts.map.addtounicode(data,filename)
+    fonts.mappings.addtounicode(data,filename)
 end
 
 actions["reorganize subtables"] = function(data,filename,raw)
-    local luatex = data.luatex
-    local sequences, lookups = { }, { }
-    luatex.sequences, luatex.lookups = sequences, lookups
+    local resources       = data.resources
+    local sequences       = { }
+    local lookups         = { }
+    local chainedfeatures = { }
+    resources.sequences   = sequences
+    resources.lookups     = lookups
     for _, what in next, otf.glists do
         local dw = raw[what]
         if dw then
@@ -6613,9 +5711,7 @@ actions["reorganize subtables"] = function(data,filename,raw)
                 if subtables then
                     local t = { }
                     for s=1,#subtables do
-                        local subtable = subtables[s]
-                        local name = subtable.name
-                        t[#t+1] = name
+                        t[s] = subtables[s].name
                     end
                     subtables = t
                 end
@@ -6629,7 +5725,7 @@ actions["reorganize subtables"] = function(data,filename,raw)
                     }
                     markclass = flags.mark_class
                     if markclass then
-                        markclass = luatex.markclasses[markclass]
+                        markclass = resources.markclasses[markclass]
                     end
                     flags = t
                 end
@@ -6678,138 +5774,165 @@ actions["reorganize subtables"] = function(data,filename,raw)
     end
 end
 
--- the next one is still messy but will get better when we have
--- flattened map/enc tables in the font loader
+-- test this:
+--
+--    for _, what in next, otf.glists do
+--        raw[what] = nil
+--    end
 
-actions["prepare unicodes"] = function(data,filename,raw)
-    local luatex = data.luatex
-    local indices, unicodes, multiples, internals= { }, { }, { }, { }
-    local mapdata = data.map or raw.map -- map already moved
-    local mapmap
-    if not mapdata then
-        report_otf("no mapdata in '%s'",filename)
-        mapmap = { }
-        mapdata = { map = mapmap }
-        data.map = mapdata
-    elseif not mapdata.map then
-        report_otf("no map in mapdata of '%s'",filename)
-        mapmap = { }
-        mapdata.map = mapmap
-    else
-        mapmap = mapdata.map
-    end
-    local encname = lower(data.enc_name or raw.enc_name or mapdata.enc_name or "")
-    local criterium = fonts.privateoffset
-    local private = criterium
-    local glyphs = data.glyphs
-    -- todo: nofmultiples
-    for index, glyph in next, glyphs do
-        if index > 0 then
-            local name = glyph.name -- really needed ?
-            if name then
-                local unicode = glyph.unicode
-                if not unicode or unicode == -1 or unicode >= criterium then
-                    glyph.unicode = private
-                    indices[private] = index
-                    unicodes[name] = private
-                    internals[index] = true
-                    if trace_private then
-                        report_otf("enhance: glyph %s at index U+%04X is moved to private unicode slot U+%04X",name,index,private)
-                    end
-                    private = private + 1
-                else
-                    indices[unicode] = index
-                    unicodes[name] = unicode
-                end
-                -- maybe deal with altuni here in the future but first we need
-                -- to encounter a proper font that sets them; we have to wait till
-                -- a next luatex binary as currently the unicode numbers can be out
-                -- of bounds
-                if false then
-                    local altuni = glyph.altuni
-                    if altuni then
-                        local un = { unicodes[name] }
-                        for i=1,#altuni do
-                            local unicode = altuni[i].unicode
-                            multiples[#multiples+1] = name
-                            un[i+1] = unicode
-                            indices[unicode] = index -- maybe check for duplicates
-                        end
-                        unicodes[name] = un
-                    end
-                end
-            else
-                -- message that something is wrong
-            end
-        end
-    end
-    -- beware: the indices table is used to initialize the tfm table
-    if find(encname,"unicode") then -- unicodebmp, unicodefull, ...
-        if trace_loading then
-            report_otf("using embedded unicode map '%s'",encname)
-        end
-        -- ok -- we can also consider using the altuni
-        for unicode, index in next, mapmap do
-            if not internals[index] then
-                local name = glyphs[index].name
-                if name then
-                    local un = unicodes[name]
-                    if not un then
-                        unicodes[name] = unicode -- or 0
-                    elseif type(un) == "number" then -- tonumber(un)
-                        if un ~= unicode then
-                            multiples[#multiples+1] = name
-                            unicodes[name] = { un, unicode }
-                            indices[unicode] = index
-                        end
-                    else
-                        local ok = false
-                        for u=1,#un do
-                            if un[u] == unicode then
-                                ok = true
-                                break
-                            end
-                        end
-                        if not ok then
-                            multiples[#multiples+1] = name
-                            un[#un+1] = unicode
-                            indices[unicode] = index
-                        end
-                    end
-                end
-            end
-        end
-    else
-        report_otf("warning: non unicode map '%s', only using glyph unicode data",encname or "whatever")
+actions["prepare lookups"] = function(data,filename,raw)
+    local lookups = raw.lookups
+    if lookups then
+        data.lookups = lookups
     end
-    if trace_loading then
-        if #multiples > 0 then
-            report_otf("%s glyphs are reused: %s",#multiples, concat(multiples," "))
-        else
-            report_otf("no glyphs are reused")
+end
+
+local function t_uncover(splitter,cache,covers)
+    local result = { }
+    for n=1,#covers do
+        local cover = covers[n]
+        local uncovered = cache[cover]
+        if not uncovered then
+            uncovered = lpegmatch(splitter,cover)
+            cache[cover] = uncovered
         end
+        result[n] = uncovered
     end
-    luatex.indices = indices
-    luatex.unicodes = unicodes
-    luatex.private = private
+    return result
 end
 
-actions["prepare lookups"] = function(data,filename,raw)
-    local lookups = raw.lookups
-    if lookups then
-        data.lookups = lookups
+local function s_uncover(splitter,cache,cover)
+    if cover == "" then
+        return nil
+    else
+        local uncovered = cache[cover]
+        if not uncovered then
+            uncovered = lpegmatch(splitter,cover)
+            cache[cover] = uncovered
+        end
+        return uncovered
     end
 end
 
 actions["reorganize lookups"] = function(data,filename,raw)
     -- we prefer the before lookups in a normal order
     if data.lookups then
-        for _, v in next, data.lookups do
-            if v.rules then
-                for _, vv in next, v.rules do
-                    local c = vv.coverage
-                    if c and c.before then
-                        c.before = reversed(c.before)
+        local splitter = data.helpers.tounicodetable
+        local cache = { }
+        for _, lookup in next, data.lookups do
+            local rules = lookup.rules
+            if rules then
+                local format = lookup.format
+                if format == "class" then
+                    local before_class = lookup.before_class
+                    if before_class then
+                        before_class = t_uncover(splitter,cache,reversed(before_class))
+                    end
+                    local current_class = lookup.current_class
+                    if current_class then
+                        current_class = t_uncover(splitter,cache,current_class)
+                    end
+                    local after_class = lookup.after_class
+                    if after_class then
+                        after_class = t_uncover(splitter,cache,after_class)
+                    end
+                    for i=1,#rules do
+                        local rule = rules[i]
+                        local class = rule.class
+                        local before = class.before
+                        if before then
+                            for i=1,#before do
+                                before[i] = before_class[before[i]] or { }
+                            end
+                            rule.before = before
+                        end
+                        local current = class.current
+                        local lookups = rule.lookups
+                        if current then
+                            for i=1,#current do
+                                current[i] = current_class[current[i]] or { }
+                                if lookups and not lookups[i] then
+                                    lookups[i] = false
+                                end
+                            end
+                            rule.current = current
+                        end
+                        local after = class.after
+                        if after then
+                            for i=1,#after do
+                                after[i] = after_class[after[i]] or { }
+                            end
+                            rule.after = after
+                        end
+                        rule.class = nil
+                    end
+                    lookup.before_class  = nil
+                    lookup.current_class = nil
+                    lookup.after_class   = nil
+                    lookup.format        = "coverage"
+                elseif format == "coverage" then
+                    for i=1,#rules do
+                        local rule = rules[i]
+                        local coverage = rule.coverage
+                        if coverage then
+                            local before = coverage.before
+                            if before then
+                                rule.before = t_uncover(splitter,cache,reversed(before))
+                            end
+                            local current = coverage.current
+                            if current then
+                                rule.current = t_uncover(splitter,cache,current)
+                            end
+                            local after = coverage.after
+                            if after then
+                                rule.after = t_uncover(splitter,cache,after)
+                            end
+                            rule.coverage = nil
+                        end
+                    end
+                elseif format == "reversecoverage" then
+                    for i=1,#rules do
+                        local rule = rules[i]
+                        local reversecoverage = rule.reversecoverage
+                        if reversecoverage then
+                            local before = reversecoverage.before
+                            if before then
+                                rule.before = t_uncover(splitter,cache,reversed(before))
+                            end
+                            local current = reversecoverage.current
+                            if current then
+                                rule.current = t_uncover(splitter,cache,current)
+                            end
+                            local after = reversecoverage.after
+                            if after then
+                                rule.after = t_uncover(splitter,cache,after)
+                            end
+                            local replacements = reversecoverage.replacements
+                            if replacements then
+                                rule.replacements = s_uncover(splitter,cache,replacements)
+                            end
+                            rule.reversecoverage = nil
+                        end
+                    end
+                elseif format == "glyphs" then
+                    for i=1,#rules do
+                        local rule = rules[i]
+                        local glyphs = rule.glyphs
+                        if glyphs then
+                            local fore = glyphs.fore
+                            if fore then
+                                rule.fore = s_uncover(splitter,cache,fore)
+                            end
+                            local back = glyphs.back
+                            if back then
+                                rule.back = s_uncover(splitter,cache,back)
+                            end
+                            local names = glyphs.names
+                            if names then
+                                rule.names = s_uncover(splitter,cache,names)
+                            end
+                            rule.glyphs = nil
+                        end
                     end
                 end
             end
@@ -6817,144 +5940,152 @@ actions["reorganize lookups"] = function(data,filename,raw)
     end
 end
 
+-- to be checked italic_correction
+
 actions["analyze math"] = function(data,filename,raw)
     if raw.math then
-data.metadata.math = raw.math
-        -- we move the math stuff into a math subtable because we then can
-        -- test faster in the tfm copy
-        local glyphs, udglyphs = data.glyphs, data.udglyphs
-        local unicodes = data.luatex.unicodes
-        for index, udglyph in next, udglyphs do
-            local mk = udglyph.mathkern
-            local hv = udglyph.horiz_variants
-            local vv = udglyph.vert_variants
-            if mk or hv or vv then
-                local glyph = glyphs[index]
+        data.metadata.math = raw.math
+        local unicodes = data.resources.unicodes
+        local splitter = data.helpers.tounicodetable
+        for unicode, description in next, data.descriptions do
+            local glyph = description.glyph
+            local mathkerns      = glyph.mathkern -- singular
+            local horiz_variants = glyph.horiz_variants
+            local vert_variants  = glyph.vert_variants
+            local top_accent     = glyph.top_accent
+            if mathkerns or horiz_variants or vert_variants or top_accent then
                 local math = { }
-                glyph.math = math
-                if mk then
-                    for k, v in next, mk do
+                if top_accent then
+                    math.top_accent = top_accent
+                end
+                if mathkerns then
+                    for k, v in next, mathkerns do
                         if not next(v) then
-                            mk[k] = nil
+                            mathkerns[k] = nil
+                        else
+                            for k, v in next, v do
+                                if v == 0 then
+                                    k[v] = nil -- height / kern can be zero
+                                end
+                            end
                         end
                     end
-                    math.kerns = mk
+                    math.kerns = mathkerns
                 end
-                if hv then
-                    math.horiz_variants = hv.variants
-                    local p = hv.parts
-                    if p and #p > 0 then
-                        for i=1,#p do
-                            local pi = p[i]
+                if horiz_variants then
+                    local variants = horiz_variants.variants
+                    if variants then -- use splitter
+                        local glyphs = lpegmatch(splitter,variants)
+                        for i=1,#glyphs do
+                            if glyphs[i] == u then
+                                remove(glyphs,i)
+                                break
+                            end
+                        end
+                        math.horiz_variants = glyphs
+                    end
+                    local parts = horiz_variants.parts
+                    if parts and #parts > 0 then
+                        for i=1,#parts do
+                            local pi = parts[i]
                             pi.glyph = unicodes[pi.component] or 0
+                            pi.component = nil
                         end
-                        math.horiz_parts = p
+                        math.horiz_parts = parts
                     end
-                    local ic = hv.italic_correction
-                    if ic and ic ~= 0 then
-                        math.horiz_italic_correction = ic
+                    local italic_correction = horiz_variants.italic_correction
+                    if italic_correction and italic_correction ~= 0 then
+                        math.horiz_italic_correction = italic_correction
                     end
                 end
-                if vv then
-                    local uc = unicodes[index]
-                    math.vert_variants = vv.variants
-                    local p = vv.parts
-                    if p and #p > 0 then
-                        for i=1,#p do
-                            local pi = p[i]
+                if vert_variants then
+                    local variants = vert_variants.variants
+                    if variants then
+                        local glyphs = lpegmatch(splitter,variants)
+                        for i=1,#glyphs do
+                            if glyphs[i] == u then
+                                remove(glyphs,i)
+                                break
+                            end
+                        end
+                        math.vert_variants = glyphs
+                    end
+                    local p = vert_variants.parts
+                    if parts and #parts > 0 then
+                        for i=1,#parts do
+                            local pi = parts[i]
                             pi.glyph = unicodes[pi.component] or 0
+                            pi.component = nil
                         end
-                        math.vert_parts = p
+                        math.vert_parts = parts
                     end
-                    local ic = vv.italic_correction
-                    if ic and ic ~= 0 then
-                        math.vert_italic_correction = ic
+                    local italic_correction = vert_variants.italic_correction
+                    if italic_correction and italic_correction ~= 0 then
+                        math.vert_italic_correction = italic_correction
                     end
                 end
-                local ic = glyph.italic_correction
-                if ic then
-                    if ic ~= 0 then
-                        math.italic_correction = ic
-                    end
+                local italic_correction = description.italic
+                if italic_correction and italic_correction ~= 0 then
+                    math.italic_correction = italic_correction
                 end
+                description.math = math
             end
         end
     end
 end
 
 actions["reorganize glyph kerns"] = function(data,filename,raw)
-    local luatex = data.luatex
-    local udglyphs, glyphs, mapmap, unicodes = data.udglyphs, data.glyphs, luatex.indices, luatex.unicodes
-    local mkdone = false
-    local function do_it(lookup,first_unicode,extrakerns) -- can be moved inline but seldom used
-        local glyph = glyphs[mapmap[first_unicode]]
-        if glyph then
-            local kerns = glyph.kerns
-            if not kerns then
-                kerns = { } -- unicode indexed !
-                glyph.kerns = kerns
-            end
-            local lookupkerns = kerns[lookup]
-            if not lookupkerns then
-                lookupkerns = { }
-                kerns[lookup] = lookupkerns
-            end
-            for second_unicode, kern in next, extrakerns do
-                lookupkerns[second_unicode] = kern
-            end
-        elseif trace_loading then
-            report_otf("no glyph data for U+%04X", first_unicode)
-        end
-    end
-    for index, udglyph in next, data.udglyphs do
-        local kerns = udglyph.kerns
+    local descriptions = data.descriptions
+    local resources    = data.resources
+    local unicodes     = resources.unicodes
+    for unicode, description in next, descriptions do
+        local kerns = description.glyph.kerns
         if kerns then
-            local glyph = glyphs[index]
             local newkerns = { }
-            for k,v in next, kerns do
-                local vc, vo, vl = v.char, v.off, v.lookup
-                if vc and vo and vl then -- brrr, wrong! we miss the non unicode ones
-                    local uvc = unicodes[vc]
-                    if not uvc then
-                        if trace_loading then
-                            report_otf("problems with unicode %s of kern %s at glyph %s",vc,k,index)
-                        end
-                    else
-                        if type(vl) ~= "table" then
-                            vl = { vl }
-                        end
-                        for l=1,#vl do
-                            local vll = vl[l]
-                            local mkl = newkerns[vll]
-                            if not mkl then
-                                mkl = { }
-                                newkerns[vll] = mkl
-                            end
-                            if type(uvc) == "table" then
-                                for u=1,#uvc do
-                                    mkl[uvc[u]] = vo
+            for k, kern in next, kerns do
+                local name   = kern.char
+                local offset = kern.off
+                local lookup = kern.lookup
+                if name and offset and lookup then
+                    local unicode = unicodes[name]
+                    if unicode then
+                        if type(lookup) == "table" then
+                            for l=1,#lookup do
+                                local lookup = lookup[l]
+                                local lookupkerns = newkerns[lookup]
+                                if lookupkerns then
+                                    lookupkerns[unicode] = offset
+                                else
+                                    newkerns[lookup] = { [unicode] = offset }
                                 end
+                            end
+                        else
+                            local lookupkerns = newkerns[lookup]
+                            if lookupkerns then
+                                lookupkerns[unicode] = offset
                             else
-                                mkl[uvc] = vo
+                                newkerns[lookup] = { [unicode] = offset }
                             end
                         end
+                    elseif trace_loading then
+                        report_otf("problems with unicode %s of kern %s of glyph 0x%04X",name,k,unicode)
                     end
                 end
             end
-            glyph.kerns = newkerns -- udglyph.kerns = nil when in mixed mode
-            mkdone = true
+            description.kerns = newkerns
         end
     end
-    if trace_loading and mkdone then
-        report_otf("replacing 'kerns' tables by a new 'kerns' tables")
-    end
-    local dgpos = raw.gpos
-    if dgpos then
-        local separator = lpeg.P(" ")
-        local other = ((1 - separator)^0) / unicodes
-        local splitter = lpeg.Ct(other * (separator * other)^0)
-        for gp=1,#dgpos do
-            local gpos = dgpos[gp]
+end
+
+actions["merge kern classes"] = function(data,filename,raw)
+    local gposlist = raw.gpos
+    if gposlist then
+        local descriptions = data.descriptions
+        local resources    = data.resources
+        local unicodes     = resources.unicodes
+        local splitter     = data.helpers.tounicodetable
+        for gp=1,#gposlist do
+            local gpos = gposlist[gp]
             local subtables = gpos.subtables
             if subtables then
                 for s=1,#subtables do
@@ -6964,56 +6095,71 @@ actions["reorganize glyph kerns"] = function(data,filename,raw)
                         local split = { } -- saves time
                         for k=1,#kernclass do
                             local kcl = kernclass[k]
-                            local firsts, seconds, offsets, lookups = kcl.firsts, kcl.seconds, kcl.offsets, kcl.lookup -- singular
+                            local firsts  = kcl.firsts
+                            local seconds = kcl.seconds
+                            local offsets = kcl.offsets
+                            local lookups = kcl.lookup  -- singular
                             if type(lookups) ~= "table" then
                                 lookups = { lookups }
                             end
-                            local maxfirsts, maxseconds = getn(firsts), getn(seconds)
-                            -- here we could convert split into a list of unicodes which is a bit
-                            -- faster but as this is only done when caching it does not save us much
-                            for _, s in next, firsts do
+                            -- we can check the max in the loop
+                         -- local maxseconds = getn(seconds)
+                            for n, s in next, firsts do
                                 split[s] = split[s] or lpegmatch(splitter,s)
                             end
-                            for _, s in next, seconds do
+                            local maxseconds = 0
+                            for n, s in next, seconds do
+                                if n > maxseconds then
+                                    maxseconds = n
+                                end
                                 split[s] = split[s] or lpegmatch(splitter,s)
                             end
                             for l=1,#lookups do
                                 local lookup = lookups[l]
-                                for fk=1,#firsts do
+                                for fk=1,#firsts do -- maxfirsts ?
                                     local fv = firsts[fk]
                                     local splt = split[fv]
                                     if splt then
-                                        local kerns, baseoffset = { }, (fk-1) * maxseconds
-                                        for sk=2,maxseconds do
-                                            local sv = seconds[sk]
+                                        local extrakerns = { }
+                                        local baseoffset = (fk-1) * maxseconds
+                                     -- for sk=2,maxseconds do
+                                     --     local sv = seconds[sk]
+                                        for sk, sv in next, seconds do
                                             local splt = split[sv]
-                                            if splt then
+                                            if splt then -- redundant test
                                                 local offset = offsets[baseoffset + sk]
                                                 if offset then
                                                     for i=1,#splt do
-                                                        local second_unicode = splt[i]
-                                                        if tonumber(second_unicode) then
-                                                            kerns[second_unicode] = offset
-                                                        else for s=1,#second_unicode do
-                                                            kerns[second_unicode[s]] = offset
-                                                        end end
+                                                        extrakerns[splt[i]] = offset
                                                     end
                                                 end
                                             end
                                         end
                                         for i=1,#splt do
                                             local first_unicode = splt[i]
-                                            if tonumber(first_unicode) then
-                                                do_it(lookup,first_unicode,kerns)
-                                            else for f=1,#first_unicode do
-                                                do_it(lookup,first_unicode[f],kerns)
-                                            end end
+                                            local description = descriptions[first_unicode]
+                                            if description then
+                                                local kerns = description.kerns
+                                                if not kerns then
+                                                    kerns = { } -- unicode indexed !
+                                                    description.kerns = kerns
+                                                end
+                                                local lookupkerns = kerns[lookup]
+                                                if not lookupkerns then
+                                                    lookupkerns = { }
+                                                    kerns[lookup] = lookupkerns
+                                                end
+                                                for second_unicode, kern in next, extrakerns do
+                                                    lookupkerns[second_unicode] = kern
+                                                end
+                                            elseif trace_loading then
+                                                report_otf("no glyph data for U+%04X", first_unicode)
+                                            end
                                         end
                                     end
                                 end
                             end
                         end
-                        subtable.comment = "The kernclass table is merged into kerns in the indexed glyph tables."
                         subtable.kernclass = { }
                     end
                 end
@@ -7023,112 +6169,37 @@ actions["reorganize glyph kerns"] = function(data,filename,raw)
 end
 
 actions["check glyphs"] = function(data,filename,raw)
-    local verbose = fonts.verbose
-    local int_to_uni = data.luatex.unicodes
-    for k, v in next, data.glyphs do
-        if verbose then
-            local code = int_to_uni[k]
-            -- looks like this is done twice ... bug?
-            if code then
-                local vu = v.unicode
-                if not vu then
-                    v.unicode = code
-                elseif type(vu) == "table" then
-                    if vu[#vu] == code then
-                        -- weird
-                    else
-                        vu[#vu+1] = code
-                    end
-                elseif vu ~= code then
-                    v.unicode = { vu, code }
-                end
-            end
-        else
-            v.unicode = nil
-            v.index = nil
-        end
-        -- only needed on non sparse/mixed mode
-        if v.math then
-            if v.mathkern      then v.mathkern      = nil end
-            if v.horiz_variant then v.horiz_variant = nil end
-            if v.vert_variants then v.vert_variants = nil end
-        end
-        --
+    for unicode, description in next, data.descriptions do
+        description.glyph = nil
     end
-    data.luatex.comment = "Glyph tables have their original index. When present, kern tables are indexed by unicode."
 end
 
+-- future versions will remove _
+
 actions["check metadata"] = function(data,filename,raw)
     local metadata = data.metadata
-    metadata.method = loadmethod
-    if loadmethod == "sparse" then
-        for _, k in next, mainfields do
-            if valid_fields[k] then
-                local v = raw[k]
-                if global_fields[k] then
-                    if not data[k] then
-                        data[k] = v
-                    end
-                else
-                    if not metadata[k] then
-                        metadata[k] = v
-                    end
-                end
-            end
-        end
-    else
-        for k, v in next, raw do
-            if valid_fields[k] then
-                if global_fields[k] then
-                    if not data[k] then
-                        data[v] = v
-                    end
-                else
-                    if not metadata[k] then
-                        metadata[k] = v
-                    end
-                end
+    for _, k in next, mainfields do
+        if valid_fields[k] then
+            local v = raw[k]
+            if not metadata[k] then
+                metadata[k] = v
             end
         end
     end
-    local pfminfo = raw.pfminfo
-    if pfminfo then
-        data.pfminfo = pfminfo
-        metadata.isfixedpitch = metadata.isfixedpitch or (pfminfo.panose and pfminfo.panose.proportion == "Monospaced")
-        metadata.charwidth    = pfminfo and pfminfo.avgwidth
-    end
+ -- metadata.pfminfo = raw.pfminfo -- not already done?
     local ttftables = metadata.ttf_tables
     if ttftables then
         for i=1,#ttftables do
             ttftables[i].data = "deleted"
         end
     end
-    metadata.xuid = nil
-    data.udglyphs = nil
-    data.map = nil
 end
 
-local private_mathparameters = {
-    "FractionDelimiterSize",
-    "FractionDelimiterDisplayStyleSize",
-}
-
-actions["check math parameters"] = function(data,filename,raw)
-    local mathdata = data.metadata.math
-    if mathdata then
-        for m=1,#private_mathparameters do
-            local pmp = private_mathparameters[m]
-            if not mathdata[pmp] then
-                if trace_loading then
-                    report_otf("setting math parameter '%s' to 0", pmp)
-                end
-                mathdata[pmp] = 0
-            end
-        end
-    end
+actions["cleanup tables"] = function(data,filename,raw)
+    data.resources.indices = nil -- not needed
+    data.helpers = nil
 end
 
-
 -- kern: ttf has a table with kerns
 --
 -- Weird, as maxfirst and maxseconds can have holes, first seems to be indexed, but
@@ -7136,272 +6207,239 @@ end
 -- unpredictable alternatively we could force an [1] if not set (maybe I will do that
 -- anyway).
 
+-- we can share { } as it is never set
+
+--- ligatures have an extra specification.char entry that we don't use
+
 actions["reorganize glyph lookups"] = function(data,filename,raw)
-    local glyphs = data.glyphs
-    for index, udglyph in next, data.udglyphs do
-        local lookups = udglyph.lookups
+    local resources    = data.resources
+    local unicodes     = resources.unicodes
+    local descriptions = data.descriptions
+    local splitter     = data.helpers.tounicodelist
+
+    local lookuptypes  = resources.lookuptypes
+
+    for unicode, description in next, descriptions do
+        local lookups = description.glyph.lookups
         if lookups then
-            local glyph = glyphs[index]
-            local l = { }
-            for kk, vv in next, lookups do
-                local aa = { }
-                l[kk] = aa
-                for kkk=1,#vv do
-                    local vvv = vv[kkk]
-                    local s = vvv.specification
-                    local t = vvv.type
-                    -- #aa+1
-                    if t == "ligature" then
-                        aa[kkk] = { "ligature", s.components, s.char }
-                    elseif t == "alternate" then
-                        aa[kkk] = { "alternate", s.components }
-                    elseif t == "substitution" then
-                        aa[kkk] = { "substitution", s.variant }
-                    elseif t == "multiple" then
-                        aa[kkk] = { "multiple", s.components }
-                    elseif t == "position" then
-                        aa[kkk] = { "position", { s.x or 0, s.y or 0, s.h or 0, s.v or 0 } }
-                    elseif t == "pair" then
-                        -- maybe flatten this one
-                        local one, two, paired = s.offsets[1], s.offsets[2], s.paired or ""
+            for tag, lookuplist in next, lookups do
+                for l=1,#lookuplist do
+                    local lookup        = lookuplist[l]
+                    local specification = lookup.specification
+                    local lookuptype    = lookup.type
+                    local lt = lookuptypes[tag]
+                    if not lt then
+                        lookuptypes[tag] = lookuptype
+                    elseif lt ~= lookuptype then
+                        report_otf("conflicting lookuptypes: %s => %s and %s",tag,lt,lookuptype)
+                    end
+                    if lookuptype == "ligature" then
+                        lookuplist[l] = { lpegmatch(splitter,specification.components) }
+                    elseif lookuptype == "alternate" then
+                        lookuplist[l] = { lpegmatch(splitter,specification.components) }
+                    elseif lookuptype == "substitution" then
+                        lookuplist[l] = unicodes[specification.variant]
+                    elseif lookuptype == "multiple" then
+                        lookuplist[l] = { lpegmatch(splitter,specification.components) }
+                    elseif lookuptype == "position" then
+                        lookuplist[l] = {
+                            specification.x or 0,
+                            specification.y or 0,
+                            specification.h or 0,
+                            specification.v or 0
+                        }
+                    elseif lookuptype == "pair" then
+                        local one    = specification.offsets[1]
+                        local two    = specification.offsets[2]
+                        local paired = unicodes[specification.paired]
                         if one then
                             if two then
-                                aa[kkk] = { "pair", paired, { one.x or 0, one.y or 0, one.h or 0, one.v or 0 }, { two.x or 0, two.y or 0, two.h or 0, two.v or 0 } }
+                                lookuplist[l] = { paired, { one.x or 0, one.y or 0, one.h or 0, one.v or 0 }, { two.x or 0, two.y or 0, two.h or 0, two.v or 0 } }
                             else
-                                aa[kkk] = { "pair", paired, { one.x or 0, one.y or 0, one.h or 0, one.v or 0 } }
+                                lookuplist[l] = { paired, { one.x or 0, one.y or 0, one.h or 0, one.v or 0 } }
                             end
                         else
                             if two then
-                                aa[kkk] = { "pair", paired, { }, { two.x or 0, two.y or 0, two.h or 0, two.v or 0} } -- maybe nil instead of { }
+                                lookuplist[l] = { paired, { }, { two.x or 0, two.y or 0, two.h or 0, two.v or 0} } -- maybe nil instead of { }
                             else
-                                aa[kkk] = { "pair", paired }
+                                lookuplist[l] = { paired }
                             end
                         end
                     end
                 end
             end
-            -- we could combine this
             local slookups, mlookups
-            for kk, vv in next, l do
-                if #vv == 1 then
-                    if not slookups then
-                        slookups = { }
-                        glyph.slookups = slookups
+            for tag, lookuplist in next, lookups do
+                if #lookuplist == 1 then
+                    if slookups then
+                        slookups[tag] = lookuplist[1]
+                    else
+                        slookups = { [tag] = lookuplist[1] }
                     end
-                    slookups[kk] = vv[1]
                 else
-                    if not mlookups then
-                        mlookups = { }
-                        glyph.mlookups = mlookups
+                    if mlookups then
+                        mlookups[tag] = lookuplist
+                    else
+                        mlookups = { [tag] = lookuplist }
                     end
-                    mlookups[kk] = vv
                 end
             end
-            glyph.lookups = nil -- when using table
+            if slookups then
+                description.slookups = slookups
+            end
+            if mlookups then
+                description.mlookups = mlookups
+            end
         end
     end
+
 end
 
-actions["reorganize glyph anchors"] = function(data,filename,raw)
-    local glyphs = data.glyphs
-    for index, udglyph in next, data.udglyphs do
-        local anchors = udglyph.anchors
+actions["reorganize glyph anchors"] = function(data,filename,raw) -- when we replace inplace we safe entries
+    local descriptions = data.descriptions
+    for unicode, description in next, descriptions do
+        local anchors = description.glyph.anchors
         if anchors then
-            local glyph = glyphs[index]
-            local a = { }
-            glyph.anchors = a
-            for kk, vv in next, anchors do
-                local aa = { }
-                a[kk] = aa
-                for kkk, vvv in next, vv do
-                    if vvv.x or vvv.y then
-                        aa[kkk] = { vvv.x , vvv.y }
-                    else
-                        local aaa = { }
-                        aa[kkk] = aaa
-                        for kkkk=1,#vvv do
-                            local vvvv = vvv[kkkk]
-                            aaa[kkkk] = { vvvv.x, vvvv.y }
+            for class, data in next, anchors do
+                if class == "baselig" then
+                    for tag, specification in next, data do
+                        for i=1,#specification do
+                            local si = specification[i]
+                            specification[i] = { si.x or 0, si.y or 0 }
                         end
                     end
+                else
+                    for tag, specification in next, data do
+                        data[tag] = { specification.x or 0, specification.y or 0 }
+                    end
                 end
             end
+            description.anchors = anchors
         end
     end
 end
 
---~ actions["check extra features"] = function(data,filename,raw)
---~     -- later, ctx only
---~ end
-
--- -- -- -- -- --
--- -- -- -- -- --
-
-function features.register(name,default,description)
-    featurelist[#featurelist+1] = name
-    defaultfeatures[name] = default
-    if description and description ~= "" then
-        fonts.otf.tables.features[name] = description
-    end
-end
-
--- for context this will become a task handler
-
-local lists = { -- why local
-    fonts.triggers,
-    fonts.processors,
-    fonts.manipulators,
-}
+-- modes: node, base, none
 
 function otf.setfeatures(tfmdata,features)
-    local processes = { }
-    if features and next(features) then
-        local mode = tfmdata.mode or features.mode or "base"
-        local initializers = fonts.initializers
-        local fi = initializers[mode]
-        if fi then
-            local fiotf = fi.otf
-            if fiotf then
-                local done = { }
-                for l=1,#lists do
-                    local list = lists[l]
-                    if list then
-                        for i=1,#list do
-                            local f = list[i]
-                            local value = features[f]
-                            if value and fiotf[f] then -- brr
-                                if not done[f] then -- so, we can move some to triggers
-                                    if trace_features then
-                                        report_otf("initializing feature %s to %s for mode %s for font %s",f,tostring(value),mode or 'unknown', tfmdata.fullname or 'unknown')
-                                    end
-                                    fiotf[f](tfmdata,value) -- can set mode (no need to pass otf)
-                                    mode = tfmdata.mode or features.mode or "base"
-                                    local im = initializers[mode]
-                                    if im then
-                                        fiotf = initializers[mode].otf
-                                    end
-                                    done[f] = true
-                                end
-                            end
-                        end
-                    end
-                end
-            end
-        end
-tfmdata.mode = mode
-        local fm = fonts.methods[mode] -- todo: zonder node/mode otf/...
-        if fm then
-            local fmotf = fm.otf
-            if fmotf then
-                for l=1,#lists do
-                    local list = lists[l]
-                    if list then
-                        for i=1,#list do
-                            local f = list[i]
-                            if fmotf[f] then -- brr
-                                if trace_features then
-                                    report_otf("installing feature handler %s for mode %s for font %s",f,mode or 'unknown', tfmdata.fullname or 'unknown')
-                                end
-                                processes[#processes+1] = fmotf[f]
-                            end
-                        end
-                    end
-                end
-            end
-        else
-            -- message
-        end
+    local okay = constructors.initializefeatures("otf",tfmdata,features,trace_features,report_otf)
+    if okay then
+        return constructors.collectprocessors("otf",tfmdata,features,trace_features,report_otf)
+    else
+        return { } -- will become false
     end
-    return processes, features
 end
 
--- the first version made a top/mid/not extensible table, now we just pass on the variants data
--- and deal with it in the tfm scaler (there is no longer an extensible table anyway)
-
--- we cannot share descriptions as virtual fonts might extend them (ok, we could
--- use a cache with a hash
+-- the first version made a top/mid/not extensible table, now we just
+-- pass on the variants data and deal with it in the tfm scaler (there
+-- is no longer an extensible table anyway)
+--
+-- we cannot share descriptions as virtual fonts might extend them (ok,
+-- we could use a cache with a hash
+--
+-- we already assing an empty tabel to characters as we can add for
+-- instance protruding info and loop over characters; one is not supposed
+-- to change descriptions and if one does so one should make a copy!
 
-local function copytotfm(data,cache_id) -- we can save a copy when we reorder the tma to unicode (nasty due to one->many)
+local function copytotfm(data,cache_id)
     if data then
-        local glyphs, pfminfo, metadata = data.glyphs or { }, data.pfminfo or { }, data.metadata or { }
-        local luatex = data.luatex
-        local unicodes = luatex.unicodes -- names to unicodes
-        local indices = luatex.indices
-        local mode = data.mode or "base"
-        local characters, parameters, mathparameters, descriptions = { }, { }, { }, { }
-        local designsize = metadata.designsize or metadata.design_size or 100
+        local metadata       = data.metadata
+        local resources      = data.resources
+        local properties     = table.derive(data.properties)
+        local descriptions   = table.derive(data.descriptions)
+        local goodies        = table.derive(data.goodies)
+        local characters     = { }
+        local parameters     = { }
+        local mathparameters = { }
+        --
+        local pfminfo        = metadata.pfminfo  or { }
+        local resources      = data.resources
+        local unicodes       = resources.unicodes
+     -- local mode           = data.mode or "base"
+        local spaceunits     = 500
+        local spacer         = "space"
+        local designsize     = metadata.designsize or metadata.design_size or 100
+        local mathspecs      = metadata.math
+        --
         if designsize == 0 then
             designsize = 100
         end
-        local spaceunits, spacer = 500, "space"
-        -- indices maps from unicodes to indices
-        -- this wil stay as we can manipulate indices
-        -- beforehand
-        for u, i in next, indices do
-            characters[u] = { } -- we need this because for instance we add protruding info and loop over characters
-            descriptions[u] = glyphs[i]
-        end
-        -- math
-        if metadata.math then
-            -- parameters
-            for name, value in next, metadata.math do
+        if mathspecs then
+            for name, value in next, mathspecs do
                 mathparameters[name] = value
             end
-            -- we could use a subset
-            for u, char in next, characters do
-                local d = descriptions[u]
+        end
+        for unicode, _ in next, data.descriptions do -- use parent table
+            characters[unicode] = { }
+        end
+        if mathspecs then
+            -- we could move this to the scaler but not that much is saved
+            -- and this is cleaner
+            for unicode, character in next, characters do
+                local d = descriptions[unicode]
                 local m = d.math
-                -- we have them shared because that packs nicer
-                -- we could prepare the variants and keep 'm in descriptions
                 if m then
-                    local variants, parts, c = m.horiz_variants, m.horiz_parts, char
+                    -- watch out: luatex uses horiz_variants for the parts
+                    local variants, parts = m.horiz_variants, m.horiz_parts
                     if variants then
-                        for n in gmatch(variants,"[^ ]+") do
-                            local un = unicodes[n]
-                            if un and u ~= un then
-                                c.next = un
-                                c = characters[un]
-                            end
-                        end
+                        local c = character
+                        for i=1,#variants do
+                            local un = variants[i]
+                            c.next = un
+                            c = characters[un]
+                        end -- c is now last in chain
                         c.horiz_variants = parts
                     elseif parts then
-                        c.horiz_variants = parts
+                        character.horiz_variants = parts
                     end
-                    local variants, parts, c = m.vert_variants, m.vert_parts, char
+                    local variants, parts = m.vert_variants, m.vert_parts
                     if variants then
-                        for n in gmatch(variants,"[^ ]+") do
-                            local un = unicodes[n]
-                            if un and u ~= un then
-                                c.next = un
-                                c = characters[un]
-                            end
+                        local c = character
+                        for i=1,#variants do
+                            local un = variants[i]
+                            c.next = un
+                            c = characters[un]
                         end -- c is now last in chain
                         c.vert_variants = parts
                     elseif parts then
-                        c.vert_variants = parts
+                        character.vert_variants = parts
                     end
                     local italic_correction = m.vert_italic_correction
                     if italic_correction then
-                        c.vert_italic_correction = italic_correction
+                        character.vert_italic_correction = italic_correction -- was c.
+                    end
+                    local top_accent = m.top_accent
+                    if top_accent then
+                        character.top_accent = top_accent
                     end
                     local kerns = m.kerns
                     if kerns then
-                        char.mathkerns = kerns
+                        character.mathkerns = kerns
                     end
                 end
             end
         end
         -- end math
-        local space, emdash = 0x20, 0x2014 -- unicodes['space'], unicodes['emdash']
-        if metadata.isfixedpitch then
+        local monospaced  = metadata.isfixedpitch or (pfminfo.panose and pfminfo.panose.proportion == "Monospaced")
+        local charwidth   = pfminfo.avgwidth -- or unset
+        local italicangle = metadata.italicangle
+        local charxheight = pfminfo.os2_xheight and pfminfo.os2_xheight > 0 and pfminfo.os2_xheight
+        properties.monospaced  = monospaced
+        parameters.italicangle = italicangle
+        parameters.charwidth   = charwidth
+        parameters.charxheight = charxheight
+        --
+        local space  = 0x0020 -- unicodes['space'], unicodes['emdash']
+        local emdash = 0x2014 -- unicodes['space'], unicodes['emdash']
+        if monospaced then
             if descriptions[space] then
                 spaceunits, spacer = descriptions[space].width, "space"
             end
             if not spaceunits and descriptions[emdash] then
                 spaceunits, spacer = descriptions[emdash].width, "emdash"
             end
-            if not spaceunits and metadata.charwidth then
-                spaceunits, spacer = metadata.charwidth, "charwidth"
+            if not spaceunits and charwidth then
+                spaceunits, spacer = charwidth, "charwidth"
             end
         else
             if descriptions[space] then
@@ -7410,20 +6448,17 @@ local function copytotfm(data,cache_id) -- we can save a copy when we reorder th
             if not spaceunits and descriptions[emdash] then
                 spaceunits, spacer = descriptions[emdash].width/2, "emdash/2"
             end
-            if not spaceunits and metadata.charwidth then
-                spaceunits, spacer = metadata.charwidth, "charwidth"
+            if not spaceunits and charwidth then
+                spaceunits, spacer = charwidth, "charwidth"
             end
         end
         spaceunits = tonumber(spaceunits) or 500 -- brrr
         -- we need a runtime lookup because of running from cdrom or zip, brrr (shouldn't we use the basename then?)
-        local filename = fonts.tfm.checkedfilename(luatex)
+        local filename = constructors.checkedfilename(resources)
         local fontname = metadata.fontname
         local fullname = metadata.fullname or fontname
-        local cidinfo  = data.cidinfo -- or { }
         local units    = metadata.units_per_em or 1000
         --
-        cidinfo.registry = cidinfo and cidinfo.registry or "" -- weird here, fix upstream
-        --
         parameters.slant         = 0
         parameters.space         = spaceunits          -- 3.333 (cmr10)
         parameters.space_stretch = units/2   --  500   -- 1.666 (cmr10)
@@ -7433,11 +6468,12 @@ local function copytotfm(data,cache_id) -- we can save a copy when we reorder th
         if spaceunits < 2*units/5 then
             -- todo: warning
         end
-        local italicangle = metadata.italicangle
-        if italicangle then -- maybe also in afm _
-            parameters.slant = parameters.slant - math.round(math.tan(italicangle*math.pi/180))
+        if italicangle then
+            parameters.italicangle  = italicangle
+            parameters.italicfactor = math.cos(math.rad(90+italicangle))
+            parameters.slant        = - math.round(math.tan(italicangle*math.pi/180))
         end
-        if metadata.isfixedpitch then
+        if monospaced then
             parameters.space_stretch = 0
             parameters.space_shrink  = 0
         elseif syncspace then --
@@ -7445,8 +6481,8 @@ local function copytotfm(data,cache_id) -- we can save a copy when we reorder th
             parameters.space_shrink  = spaceunits/3
         end
         parameters.extra_space = parameters.space_shrink -- 1.111 (cmr10)
-        if pfminfo.os2_xheight and pfminfo.os2_xheight > 0 then
-            parameters.x_height = pfminfo.os2_xheight
+        if charxheight then
+            parameters.x_height = charxheight
         else
             local x = 0x78 -- unicodes['x']
             if x then
@@ -7457,150 +6493,109 @@ local function copytotfm(data,cache_id) -- we can save a copy when we reorder th
             end
         end
         --
-        local fileformat = data.format or fonts.fontformat(filename,"opentype")
-        if units > 1000  then
-            fileformat = "truetype"
-        end
+        parameters.designsize = (designsize/10)*65536
+        parameters.ascender   = abs(metadata.ascent  or 0)
+        parameters.descender  = abs(metadata.descent or 0)
+        parameters.units      = units
+        --
+        properties.space         = spacer
+        properties.encodingbytes = 2
+        properties.format        = data.format or fonts.formats[filename] or "opentype"
+        properties.noglyphnames  = true
+        properties.filename      = filename
+        properties.fontname      = fontname
+        properties.fullname      = fullname
+        properties.psname        = fontname or fullname
+        properties.name          = filename or fullname
+        --
+     -- properties.name          = specification.name
+     -- properties.sub           = specification.sub
         return {
-            characters         = characters,
-            parameters         = parameters,
-            mathparameters     = mathparameters,
-            descriptions       = descriptions,
-            indices            = indices,
-            unicodes           = unicodes,
-            type               = "real",
-            direction          = 0,
-            boundarychar_label = 0,
-            boundarychar       = 65536,
-            designsize         = (designsize/10)*65536,
-            encodingbytes      = 2,
-            mode               = mode,
-            filename           = filename,
-            fontname           = fontname,
-            fullname           = fullname,
-            psname             = fontname or fullname,
-            name               = filename or fullname,
-            units              = units,
-            format             = fileformat,
-            cidinfo            = cidinfo,
-            ascender           = abs(metadata.ascent  or 0),
-            descender          = abs(metadata.descent or 0),
-            spacer             = spacer,
-            italicangle        = italicangle,
+            characters     = characters,
+            descriptions   = descriptions,
+            parameters     = parameters,
+            mathparameters = mathparameters,
+            resources      = resources,
+            properties     = properties,
+            goodies        = goodies,
         }
-    else
-        return nil
     end
 end
 
 local function otftotfm(specification)
-    local name     = specification.name
-    local sub      = specification.sub
-    local filename = specification.filename
-    local format   = specification.format
-    local features = specification.features.normal
     local cache_id = specification.hash
-    local tfmdata  = containers.read(tfm.cache,cache_id)
---~ print(cache_id)
+    local tfmdata  = containers.read(constructors.cache,cache_id)
     if not tfmdata then
-        local otfdata = otf.load(filename,format,sub,features and features.featurefile)
-        if otfdata and next(otfdata) then
-            otfdata.shared = otfdata.shared or {
-                featuredata = { },
-                anchorhash  = { },
-                initialized = false,
-            }
-            tfmdata = copytotfm(otfdata,cache_id)
+        local name     = specification.name
+        local sub      = specification.sub
+        local filename = specification.filename
+        local format   = specification.format
+        local features = specification.features.normal
+        local rawdata = otf.load(filename,format,sub,features and features.featurefile)
+        if rawdata and next(rawdata) then
+            rawdata.lookuphash = { }
+            tfmdata = copytotfm(rawdata,cache_id)
             if tfmdata and next(tfmdata) then
-                tfmdata.unique = tfmdata.unique or { }
-                tfmdata.shared = tfmdata.shared or { } -- combine
-                local shared = tfmdata.shared
-                shared.otfdata = otfdata
-                shared.features = features -- default
-                shared.dynamics = { }
-                shared.processes = { }
-                shared.setdynamics = otf.setdynamics -- fast access and makes other modules independent
-                -- this will be done later anyway, but it's convenient to have
-                -- them already for fast access
-                tfmdata.luatex = otfdata.luatex
-                tfmdata.indices = otfdata.luatex.indices
-                tfmdata.unicodes = otfdata.luatex.unicodes
-                tfmdata.marks = otfdata.luatex.marks
-                tfmdata.originals = otfdata.luatex.originals
-                tfmdata.changed = { }
-                tfmdata.has_italic = otfdata.metadata.has_italic
-                if not tfmdata.language then tfmdata.language = 'dflt' end
-                if not tfmdata.script   then tfmdata.script   = 'dflt' end
-                -- at this moment no characters are assinged yet, only empty slots
-                shared.processes, shared.features = otf.setfeatures(tfmdata,definers.check(features,defaultfeatures))
-            end
-        end
-        containers.write(tfm.cache,cache_id,tfmdata)
+                -- at this moment no characters are assigned yet, only empty slots
+                local features     = constructors.checkedfeatures("otf",features)
+                local shared       = tfmdata.shared
+                if not shared then
+                    shared         = { }
+                    tfmdata.shared = shared
+                end
+                shared.rawdata     = rawdata
+                shared.features    = features -- default
+                shared.dynamics    = { }
+                shared.processes   = { }
+                tfmdata.changed    = { }
+                shared.features    = features
+                shared.processes   = otf.setfeatures(tfmdata,features)
+            end
+        end
+        containers.write(constructors.cache,cache_id,tfmdata)
     end
     return tfmdata
 end
 
-features.register('mathsize')
-
-local function read_from_otf(specification) -- wrong namespace
-    local tfmtable = otftotfm(specification)
-    if tfmtable then
-        local otfdata = tfmtable.shared.otfdata
-        tfmtable.name = specification.name
-        tfmtable.sub = specification.sub
-        local s = specification.size
-        local m = otfdata.metadata.math
-        if m then
-            -- this will move to a function
-            local f = specification.features
-            if f then
-                local f = f.normal
-                if f and f.mathsize then
-                    local mathsize = specification.mathsize or 0
-                    if mathsize == 2 then
-                        local p = m.ScriptPercentScaleDown
-                        if p then
-                            local ps = p * specification.textsize / 100
-                            if trace_math then
-                                report_otf("asked script size: %s, used: %s (%2.2f %%)",s,ps,(ps/s)*100)
-                            end
-                            s = ps
-                        end
-                    elseif mathsize == 3 then
-                        local p = m.ScriptScriptPercentScaleDown
-                        if p then
-                            local ps = p * specification.textsize / 100
-                            if trace_math then
-                                report_otf("asked scriptscript size: %s, used: %s (%2.2f %%)",s,ps,(ps/s)*100)
-                            end
-                            s = ps
-                        end
-                    end
-                end
-            end
-        end
-        tfmtable = tfm.scale(tfmtable,s,specification.relativeid)
-        if tfm.fontnamemode == "specification" then
-            -- not to be used in context !
-            local specname = specification.specification
-            if specname then
-                tfmtable.name = specname
-                if trace_defining then
-                    report_otf("overloaded fontname: '%s'",specname)
-                end
-            end
-        end
-        fonts.logger.save(tfmtable,file.extname(specification.filename),specification)
+local function read_from_otf(specification)
+    local tfmdata = otftotfm(specification)
+    if tfmdata then
+        -- this late ? .. needs checking
+        tfmdata.properties.name = specification.name
+        tfmdata.properties.sub  = specification.sub
+        --
+        tfmdata = constructors.scale(tfmdata,specification)
+        constructors.applymanipulators("otf",tfmdata,specification.features.normal,trace_features,report_otf)
+        constructors.setname(tfmdata,specification) -- only otf?
+        fonts.loggers.register(tfmdata,file.extname(specification.filename),specification)
+    end
+    return tfmdata
+end
+
+local function checkmathsize(tfmdata,mathsize)
+    local mathdata = tfmdata.shared.rawdata.metadata.math
+    local mathsize = tonumber(mathsize)
+    if mathdata then -- we cannot use mathparameters as luatex will complain
+        local parameters = tfmdata.parameters
+        parameters.scriptpercentage       = mathdata.ScriptPercentScaleDown
+        parameters.scriptscriptpercentage = mathdata.ScriptScriptPercentScaleDown
+        parameters.mathsize               = mathsize
     end
---~ print(tfmtable.fullname)
-    return tfmtable
 end
 
+registerotffeature {
+    name         = "mathsize",
+    description  = "apply mathsize as specified in the font",
+    initializers = {
+        base = checkmathsize,
+        node = checkmathsize,
+    }
+}
+
 -- helpers
 
-function otf.collectlookups(otfdata,kind,script,language)
-    -- maybe store this in the font
-    local sequences = otfdata.luatex.sequences
+function otf.collectlookups(rawdata,kind,script,language)
+    local sequences = rawdata.resources.sequences
     if sequences then
         local featuremap, featurelist = { }, { }
         for s=1,#sequences do
@@ -7631,42 +6626,23 @@ end
 
 -- readers
 
-fonts.formats.dfont = "truetype"
-fonts.formats.ttc   = "truetype"
-fonts.formats.ttf   = "truetype"
-fonts.formats.otf   = "opentype"
-
 local function check_otf(forced,specification,suffix,what)
     local name = specification.name
     if forced then
         name = file.addsuffix(name,suffix,true)
     end
-    local fullname, tfmtable = findbinfile(name,suffix) or "", nil -- one shot
- -- if false then  -- can be enabled again when needed
-     -- if fullname == "" then
-     --     local fb = fonts.names.old_to_new[name]
-     --     if fb then
-     --         fullname = findbinfile(fb,suffix) or ""
-     --     end
-     -- end
-     -- if fullname == "" then
-     --     local fb = fonts.names.new_to_old[name]
-     --     if fb then
-     --         fullname = findbinfile(fb,suffix) or ""
-     --     end
-     -- end
- -- end
+    local fullname, tfmdata = findbinfile(name,suffix) or "", nil -- one shot
     if fullname == "" then
         fullname = fonts.names.getfilename(name,suffix)
     end
     if fullname ~= "" then
         specification.filename, specification.format = fullname, what -- hm, so we do set the filename, then
-        tfmtable = read_from_otf(specification)                       -- we need to do it for all matches / todo
+        tfmdata = read_from_otf(specification)                       -- we need to do it for all matches / todo
     end
-    return tfmtable
+    return tfmdata
 end
 
-function readers.opentype(specification,suffix,what)
+local function opentypereader(specification,suffix,what)
     local forced = specification.forced or ""
     if forced == "otf" then
         return check_otf(true,specification,forced,"opentype")
@@ -7677,561 +6653,1071 @@ function readers.opentype(specification,suffix,what)
     end
 end
 
-function readers.otf  (specification) return readers.opentype(specification,"otf","opentype") end
-function readers.ttf  (specification) return readers.opentype(specification,"ttf","truetype") end
-function readers.ttc  (specification) return readers.opentype(specification,"ttf","truetype") end -- !!
-function readers.dfont(specification) return readers.opentype(specification,"ttf","truetype") end -- !!
+readers.opentype = opentypereader
+
+local formats = fonts.formats
+
+formats.otf   = "opentype"
+formats.ttf   = "truetype"
+formats.ttc   = "truetype"
+formats.dfont = "truetype"
+
+function readers.otf  (specification) return opentypereader(specification,"otf",formats.otf  ) end
+function readers.ttf  (specification) return opentypereader(specification,"ttf",formats.ttf  ) end
+function readers.ttc  (specification) return opentypereader(specification,"ttf",formats.ttc  ) end
+function readers.dfont(specification) return opentypereader(specification,"ttf",formats.dfont) end
+
+-- this will be overloaded
+
+function otf.scriptandlanguage(tfmdata,attr)
+    local properties = tfmdata.properties
+    return properties.script or "dflt", properties.language or "dflt"
+end
 
 end -- closure
 
 do -- begin closure to overcome local limits and interference
 
-if not modules then modules = { } end modules ['font-otd'] = {
+if not modules then modules = { } end modules ['font-otb'] = {
     version   = 1.001,
     comment   = "companion to font-ini.mkiv",
     author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
     copyright = "PRAGMA ADE / ConTeXt Development Team",
     license   = "see context related readme files"
 }
+local concat = table.concat
+local format, gmatch, gsub, find, match, lower, strip = string.format, string.gmatch, string.gsub, string.find, string.match, string.lower, string.strip
+local type, next, tonumber, tostring = type, next, tonumber, tostring
+local lpegmatch = lpeg.match
+local utfchar = utf.char
 
-local trace_dynamics = false  trackers.register("otf.dynamics", function(v) trace_dynamics = v end)
-
-local report_otf = logs.reporter("fonts","otf loading")
-
-local fonts          = fonts
-local otf            = fonts.otf
-local fontdata       = fonts.identifiers
+local trace_baseinit      = false  trackers.register("otf.baseinit",     function(v) trace_baseinit     = v end)
+local trace_singles       = false  trackers.register("otf.singles",      function(v) trace_singles      = v end)
+local trace_multiples     = false  trackers.register("otf.multiples",    function(v) trace_multiples    = v end)
+local trace_alternatives  = false  trackers.register("otf.alternatives", function(v) trace_alternatives = v end)
+local trace_ligatures     = false  trackers.register("otf.ligatures",    function(v) trace_ligatures    = v end)
+local trace_kerns         = false  trackers.register("otf.kerns",        function(v) trace_kerns        = v end)
+local trace_preparing     = false  trackers.register("otf.preparing",    function(v) trace_preparing    = v end)
 
-otf.features         = otf.features         or { }
-otf.features.default = otf.features.default or { }
+local report_prepare      = logs.reporter("fonts","otf prepare")
 
-local definers       = fonts.definers
-local contextsetups  = definers.specifiers.contextsetups
-local contextnumbers = definers.specifiers.contextnumbers
+local fonts               = fonts
+local otf                 = fonts.handlers.otf
 
--- todo: dynamics namespace
+local otffeatures         = fonts.constructors.newfeatures("otf")
+local registerotffeature  = otffeatures.register
 
-local a_to_script   = { }
-local a_to_language = { }
+local wildcard = "*"
+local default  = "dflt"
 
-function otf.setdynamics(font,dynamics,attribute)
-    local features = contextsetups[contextnumbers[attribute]] -- can be moved to caller
-    if features then
-        local script   = features.script   or 'dflt'
-        local language = features.language or 'dflt'
-        local ds = dynamics[script]
-        if not ds then
-            ds = { }
-            dynamics[script] = ds
-        end
-        local dsl = ds[language]
-        if not dsl then
-            dsl = { }
-            ds[language] = dsl
-        end
-        local dsla = dsl[attribute]
-        if dsla then
-        --  if trace_dynamics then
-        --      report_otf("using dynamics %s: attribute %s, script %s, language %s",contextnumbers[attribute],attribute,script,language)
-        --  end
-            return dsla
+local function gref(descriptions,n)
+    if type(n) == "number" then
+        local name = descriptions[n].name
+        if name then
+            return format("U+%04X (%s)",n,name)
         else
-            local tfmdata = fontdata[font]
-            a_to_script  [attribute] = script
-            a_to_language[attribute] = language
-            -- we need to save some values
-            local saved = {
-                script    = tfmdata.script,
-                language  = tfmdata.language,
-                mode      = tfmdata.mode,
-                features  = tfmdata.shared.features
-            }
-            tfmdata.mode     = "node"
-            tfmdata.dynamics = true -- handy for tracing
-            tfmdata.language = language
-            tfmdata.script   = script
-            tfmdata.shared.features = { }
-            -- end of save
-            local set = definers.check(features,otf.features.default)
-            dsla = otf.setfeatures(tfmdata,set)
-            if trace_dynamics then
-                report_otf("setting dynamics %s: attribute %s, script %s, language %s, set: %s",contextnumbers[attribute],attribute,script,language,table.sequenced(set))
-            end
-            -- we need to restore some values
-            tfmdata.script          = saved.script
-            tfmdata.language        = saved.language
-            tfmdata.mode            = saved.mode
-            tfmdata.shared.features = saved.features
-            -- end of restore
-            dynamics[script][language][attribute] = dsla -- cache
-            return dsla
-        end
-    end
-    return nil -- { }
+            return format("U+%04X")
+        end
+    elseif n then
+        local num, nam = { }, { }
+        for i=2,#n do -- first is likely a key
+            local ni = n[i]
+            num[i] = format("U+%04X",ni)
+            nam[i] = descriptions[ni].name or "?"
+        end
+        return format("%s (%s)",concat(num," "), concat(nam," "))
+    else
+        return "?"
+    end
 end
 
-function otf.scriptandlanguage(tfmdata,attr)
-    if attr and attr > 0 then
-        return a_to_script[attr] or tfmdata.script, a_to_language[attr] or tfmdata.language
+local function cref(feature,lookupname)
+    if lookupname then
+        return format("feature %s, lookup %s",feature,lookupname)
     else
-        return tfmdata.script, tfmdata.language
+        return format("feature %s",feature)
     end
 end
 
-end -- closure
+local basemethods = { }
+local basemethod  = "<unset>"
 
-do -- begin closure to overcome local limits and interference
+local function applybasemethod(what,...)
+    local m = basemethods[basemethod][what]
+    if m then
+        return m(...)
+    end
+end
 
-if not modules then modules = { } end modules ['font-oti'] = {
-    version   = 1.001,
-    comment   = "companion to font-ini.mkiv",
-    author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
-    copyright = "PRAGMA ADE / ConTeXt Development Team",
-    license   = "see context related readme files"
-}
+-- We need to make sure that luatex sees the difference between
+-- base fonts that have different glyphs in the same slots in fonts
+-- that have the same fullname (or filename). LuaTeX will merge fonts
+-- eventually (and subset later on). If needed we can use a more
+-- verbose name as long as we don't use <()<>[]{}/%> and the length
+-- is < 128.
 
-local lower = string.lower
+local basehash, basehashes, applied = { }, 1, { }
 
-local fonts = fonts
+local function registerbasehash(tfmdata)
+    local properties = tfmdata.properties
+    local hash = concat(applied," ")
+    local base = basehash[hash]
+    if not base then
+        basehashes     = basehashes + 1
+        base           = basehashes
+        basehash[hash] = base
+    end
+    properties.basehash = base
+    properties.fullname = properties.fullname .. "-" .. base
+ -- report_prepare("fullname base hash: '%s', featureset '%s'",tfmdata.properties.fullname,hash)
+    applied = { }
+end
+
+local function registerbasefeature(feature,value)
+    applied[#applied+1] = feature  .. "=" .. tostring(value)
+end
+
+-- The original basemode ligature builder used the names of components
+-- and did some expression juggling to get the chain right. The current
+-- variant starts with unicodes but still uses names to make the chain.
+-- This is needed because we have to create intermediates when needed
+-- but use predefined snippets when available. To some extend the
+-- current builder is more stupid but I don't worry that much about it
+-- as ligatures are rather predicatable.
+--
+-- Personally I think that an ff + i == ffi rule as used in for instance
+-- latin modern is pretty weird as no sane person will key that in and
+-- expect a glyph for that ligature plus the following character. Anyhow,
+-- as we need to deal with this, we do, but no guarantes are given.
+--
+--         latin modern       dejavu
+--
+-- f+f       102 102             102 102
+-- f+i       102 105             102 105
+-- f+l       102 108             102 108
+-- f+f+i                         102 102 105
+-- f+f+l     102 102 108         102 102 108
+-- ff+i    64256 105           64256 105
+-- ff+l                        64256 108
+--
+-- As you can see here, latin modern is less complete than dejavu but
+-- in practice one will not notice it.
+--
+-- The while loop is needed because we need to resolve for instance
+-- pseudo names like hyphen_hyphen to endash so in practice we end
+-- up with a bit too many definitions but the overhead is neglectable.
+--
+-- Todo: if changed[first] or changed[second] then ... end
+
+local trace = false
+
+local function finalize_ligatures(tfmdata,ligatures)
+    local nofligatures = #ligatures
+    if nofligatures > 0 then
+        local characters   = tfmdata.characters
+        local descriptions = tfmdata.descriptions
+        local resources    = tfmdata.resources
+        local unicodes     = resources.unicodes
+        local private      = resources.private
+        local alldone      = false
+        while not alldone do
+            local done = 0
+            for i=1,nofligatures do
+                local ligature = ligatures[i]
+                if ligature then
+                    local unicode, lookupdata = ligature[1], ligature[2]
+                    if trace then
+                        print("BUILDING",concat(lookupdata," "),unicode)
+                    end
+                    local size = #lookupdata
+                    local firstcode = lookupdata[1] -- [2]
+                    local firstdata = characters[firstcode]
+                    local okay = false
+                    if firstdata then
+                        local firstname = "ctx_" .. firstcode
+                        for i=1,size-1 do -- for i=2,size-1 do
+                            local firstdata = characters[firstcode]
+                            if not firstdata then
+                                firstcode = private
+                                if trace then
+                                    print(" DEFINING",firstname,firstcode)
+                                end
+                                unicodes[firstname] = firstcode
+                                firstdata = { intermediate = true, ligatures = { } }
+                                characters[firstcode] = firstdata
+                                descriptions[firstcode] = { name = firstname }
+                                private = private + 1
+                            end
+                            local target
+                            local secondcode = lookupdata[i+1]
+                            local secondname = firstname .. "_" .. secondcode
+                            if i == size - 1 then
+                                target = unicode
+                                if not unicodes[secondname] then
+                                    unicodes[secondname] = unicode -- map final ligature onto intermediates
+                                end
+                                okay = true
+                            else
+                                target = unicodes[secondname]
+                                if not target then
+                                    break
+                                end
+                            end
+                            if trace then
+                                print("CODES",firstname,firstcode,secondname,secondcode,target)
+                            end
+                            local firstligs = firstdata.ligatures
+                            if firstligs then
+                                firstligs[secondcode] = { char = target }
+                            else
+                                firstdata.ligatures = { [secondcode] = { char = target } }
+                            end
+                            firstcode = target
+                            firstname = secondname
+                        end
+                    end
+                    if okay then
+                        ligatures[i] = false
+                        done = done + 1
+                    end
+                end
+            end
+            alldone = done == 0
+        end
+        if trace then
+            for k, v in next, characters do
+                if v.ligatures then table.print(v,k) end
+            end
+        end
+        tfmdata.resources.private = private
+    end
+end
 
-local otf          = fonts.otf
-local initializers = fonts.initializers
+local function preparesubstitutions(tfmdata,feature,value,validlookups,lookuplist)
+    local characters   = tfmdata.characters
+    local descriptions = tfmdata.descriptions
+    local resources    = tfmdata.resources
+    local changed      = tfmdata.changed
+    local unicodes     = resources.unicodes
+    local lookuphash   = resources.lookuphash
+    local lookuptypes  = resources.lookuptypes
 
-local languages    = otf.tables.languages
-local scripts      = otf.tables.scripts
+    local ligatures    = { }
 
-local function set_language(tfmdata,value)
-    if value then
-        value = lower(value)
-        if languages[value] then
-            tfmdata.language = value
+    local actions      = {
+        substitution = function(lookupdata,lookupname,description,unicode)
+            if trace_baseinit and trace_singles then
+                report_prepare("%s: base substitution %s => %s",cref(feature,lookupname),
+                    gref(descriptions,unicode),gref(descriptions,replacement))
+            end
+            changed[unicode] = lookupdata
+        end,
+        alternate = function(lookupdata,lookupname,description,unicode)
+            local replacement = lookupdata[value] or lookupdata[#lookupdata]
+            if trace_baseinit and trace_alternatives then
+                report_prepare("%s: base alternate %s %s => %s",cref(feature,lookupname),
+                    tostring(value),gref(descriptions,unicode),gref(descriptions,replacement))
+            end
+            changed[unicode] = replacement
+        end,
+        ligature = function(lookupdata,lookupname,description,unicode)
+            if trace_baseinit and trace_alternatives then
+                report_prepare("%s: base ligature %s %s => %s",cref(feature,lookupname),
+                    tostring(value),gref(descriptions,lookupdata),gref(descriptions,unicode))
+            end
+            ligatures[#ligatures+1] = { unicode, lookupdata }
+        end,
+    }
+
+    for unicode, character in next, characters do
+        local description = descriptions[unicode]
+        local lookups = description.slookups
+        if lookups then
+            for l=1,#lookuplist do
+                local lookupname = lookuplist[l]
+                local lookupdata = lookups[lookupname]
+                if lookupdata then
+                    local lookuptype = lookuptypes[lookupname]
+                    local action = actions[lookuptype]
+                    if action then
+                        action(lookupdata,lookupname,description,unicode)
+                    end
+                end
+            end
+        end
+        local lookups = description.mlookups
+        if lookups then
+            for l=1,#lookuplist do
+                local lookupname = lookuplist[l]
+                local lookuplist = lookups[lookupname]
+                if lookuplist then
+                    local lookuptype = lookuptypes[lookupname]
+                    local action = actions[lookuptype]
+                    if action then
+                        for i=1,#lookuplist do
+                            action(lookuplist[i],lookupname,description,unicode)
+                        end
+                    end
+                end
+            end
         end
     end
+
+    finalize_ligatures(tfmdata,ligatures)
 end
 
-local function set_script(tfmdata,value)
-    if value then
-        value = lower(value)
-        if scripts[value] then
-            tfmdata.script = value
+local function preparepositionings(tfmdata,feature,value,validlookups,lookuplist) -- todo what kind of kerns, currently all
+    local characters   = tfmdata.characters
+    local descriptions = tfmdata.descriptions
+    local resources    = tfmdata.resources
+    local unicodes     = resources.unicodes
+    local sharedkerns  = { }
+    local traceindeed  = trace_baseinit and trace_kerns
+    for unicode, character in next, characters do
+        local description = descriptions[unicode]
+        local rawkerns = description.kerns -- shared
+        if rawkerns then
+            local s = sharedkerns[rawkerns]
+            if s == false then
+                -- skip
+            elseif s then
+                character.kerns = s
+            else
+                local newkerns = character.kerns
+                local done     = false
+                for l=1,#lookuplist do
+                    local lookup = lookuplist[l]
+                    local kerns  = rawkerns[lookup]
+                    if kerns then
+                        for otherunicode, value in next, kerns do
+                            if value == 0 then
+                                -- maybe no 0 test here
+                            elseif not newkerns then
+                                newkerns = { [otherunicode] = value }
+                                done = true
+                                if traceindeed then
+                                    report_prepare("%s: base kern %s + %s => %s",cref(feature,lookup),
+                                        gref(descriptions,unicode),gref(descriptions,otherunicode),value)
+                                end
+                            elseif not newkerns[otherunicode] then -- first wins
+                                newkerns[otherunicode] = value
+                                done = true
+                                if traceindeed then
+                                    report_prepare("%s: base kern %s + %s => %s",cref(feature,lookup),
+                                        gref(descriptions,unicode),gref(descriptions,otherunicode),value)
+                                end
+                            end
+                        end
+                    end
+                end
+                if done then
+                    sharedkerns[rawkerns] = newkerns
+                    character.kerns       = newkerns -- no empty assignments
+                else
+                    sharedkerns[rawkerns] = false
+                end
+            end
         end
     end
 end
 
-local function set_mode(tfmdata,value)
-    if value then
-        tfmdata.mode = lower(value)
+basemethods.independent = {
+    preparesubstitutions = preparesubstitutions,
+    preparepositionings  = preparepositionings,
+}
+
+local function makefake(tfmdata,name,present)
+    local resources = tfmdata.resources
+    local private   = resources.private
+    local character = { intermediate = true, ligatures = { } }
+    resources.unicodes[name] = private
+    tfmdata.characters[private] = character
+    tfmdata.descriptions[private] = { name = name }
+    resources.private = private + 1
+    present[name] = private
+    return character
+end
+
+local function make_1(present,tree,name)
+    for k, v in next, tree do
+        if k == "ligature" then
+            present[name] = v
+        else
+            make_1(present,v,name .. "_" .. k)
+        end
+    end
+end
+
+local function make_2(present,tfmdata,characters,tree,name,preceding,unicode,done,lookupname)
+    for k, v in next, tree do
+        if k == "ligature" then
+            local character = characters[preceding]
+            if not character then
+                if trace_baseinit then
+                    report_prepare("weird ligature in lookup %s: 0x%04X (%s), preceding 0x%04X (%s)",lookupname,v,utfchar(v),preceding,utfchar(preceding))
+                end
+                character = makefake(tfmdata,name,present)
+            end
+            local ligatures = character.ligatures
+            if ligatures then
+                ligatures[unicode] = { char = v }
+            else
+                character.ligatures = { [unicode] = { char = v } }
+            end
+            if done then
+                local d = done[lookupname]
+                if not d then
+                    done[lookupname] = { "dummy", v }
+                else
+                    d[#d+1] = v
+                end
+            end
+        else
+            local code = present[name] or unicode
+            local name = name .. "_" .. k
+            make_2(present,tfmdata,characters,v,name,code,k,done,lookupname)
+        end
+    end
+end
+
+local function preparesubstitutions(tfmdata,feature,value,validlookups,lookuplist)
+    local characters   = tfmdata.characters
+    local descriptions = tfmdata.descriptions
+    local resources    = tfmdata.resources
+    local changed      = tfmdata.changed
+    local lookuphash   = resources.lookuphash
+    local lookuptypes  = resources.lookuptypes
+
+    local ligatures    = { }
+
+    for l=1,#lookuplist do
+        local lookupname = lookuplist[l]
+        local lookupdata = lookuphash[lookupname]
+        local lookuptype = lookuptypes[lookupname]
+        for unicode, data in next, lookupdata do
+            if lookuptype == "substitution" then
+                if trace_baseinit and trace_singles then
+                    report_prepare("%s: base substitution %s => %s",cref(feature,lookupname),
+                        gref(descriptions,unicode),gref(descriptions,data))
+                end
+                changed[unicode] = data
+            elseif lookuptype == "alternate" then
+                local replacement = data[value] or data[#data]
+                if trace_baseinit and trace_alternatives then
+                    report_prepare("%s: base alternate %s %s => %s",cref(feature,lookupname),
+                        tostring(value),gref(descriptions,unicode),gref(descriptions,replacement))
+                end
+                changed[unicode] = replacement
+            elseif lookuptype == "ligature" then
+                ligatures[#ligatures+1] = { unicode, data, lookupname }
+            end
+        end
+    end
+
+    local nofligatures = #ligatures
+
+    if nofligatures > 0 then
+
+        local characters = tfmdata.characters
+        local present    = { }
+        local done       = trace_baseinit and trace_ligatures and { }
+
+        for i=1,nofligatures do
+            local ligature = ligatures[i]
+            local unicode, tree = ligature[1], ligature[2]
+            make_1(present,tree,"ctx_"..unicode)
+        end
+
+        for i=1,nofligatures do
+            local ligature = ligatures[i]
+            local unicode, tree, lookupname = ligature[1], ligature[2], ligature[3]
+            make_2(present,tfmdata,characters,tree,"ctx_"..unicode,unicode,unicode,done,lookupname)
+        end
+
+        if done then
+            for lookupname, list in next, done do
+                report_prepare("%s: base ligatures %s => %s",cref(feature,lookupname),
+                    tostring(value),gref(descriptions,done))
+            end
+        end
+
+    end
+
+end
+
+local function preparepositionings(tfmdata,feature,value,validlookups,lookuplist)
+    local characters   = tfmdata.characters
+    local descriptions = tfmdata.descriptions
+    local resources    = tfmdata.resources
+    local lookuphash   = resources.lookuphash
+    local traceindeed  = trace_baseinit and trace_kerns
+
+    -- check out this sharedkerns trickery
+
+    for l=1,#lookuplist do
+        local lookupname = lookuplist[l]
+        local lookupdata = lookuphash[lookupname]
+        for unicode, data in next, lookupdata do
+            local character = characters[unicode]
+            local kerns = character.kerns
+            if not kerns then
+                kerns = { }
+                character.kerns = kerns
+            end
+            if traceindeed then
+                for otherunicode, kern in next, data do
+                    if not kerns[otherunicode] and kern ~= 0 then
+                        kerns[otherunicode] = kern
+                        report_prepare("%s: base kern %s + %s => %s",cref(feature,lookup),
+                            gref(descriptions,unicode),gref(descriptions,otherunicode),kern)
+                    end
+                end
+            else
+                for otherunicode, kern in next, data do
+                    if not kerns[otherunicode] and kern ~= 0 then
+                        kerns[otherunicode] = kern
+                    end
+                end
+            end
+        end
     end
+
+end
+
+local function initializehashes(tfmdata)
+    nodeinitializers.features(tfmdata)
 end
 
-local base_initializers = initializers.base.otf
-local node_initializers = initializers.node.otf
+basemethods.shared = {
+    initializehashes     = initializehashes,
+    preparesubstitutions = preparesubstitutions,
+    preparepositionings  = preparepositionings,
+}
+
+basemethod = "independent"
 
-base_initializers.language = set_language
-base_initializers.script   = set_script
-base_initializers.mode     = set_mode
-base_initializers.method   = set_mode
+local function featuresinitializer(tfmdata,value)
+    if true then -- value then
+        local t = trace_preparing and os.clock()
+        local features = tfmdata.shared.features
+        if features then
+            applybasemethod("initializehashes",tfmdata)
+            local collectlookups    = otf.collectlookups
+            local rawdata           = tfmdata.shared.rawdata
+            local properties        = tfmdata.properties
+            local script            = properties.script
+            local language          = properties.language
+            local basesubstitutions = rawdata.resources.features.gsub
+            local basepositionings  = rawdata.resources.features.gpos
+            if basesubstitutions then
+                for feature, data in next, basesubstitutions do
+                    local value = features[feature]
+                    if value then
+                        local validlookups, lookuplist = collectlookups(rawdata,feature,script,language)
+                        if validlookups then
+                            applybasemethod("preparesubstitutions",tfmdata,feature,value,validlookups,lookuplist)
+                            registerbasefeature(feature,value)
+                        end
+                    end
+                end
+            end
+            if basepositions then
+                for feature, data in next, basepositions do
+                    local value = features[feature]
+                    if value then
+                        local validlookups, lookuplist = collectlookups(rawdata,feature,script,language)
+                        if validlookups then
+                            applybasemethod("preparepositionings",tfmdata,feature,features[feature],validlookups,lookuplist)
+                            registerbasefeature(feature,value)
+                        end
+                    end
+                end
+            end
+            registerbasehash(tfmdata)
+        end
+        if trace_preparing then
+            report_prepare("preparation time is %0.3f seconds for %s",os.clock()-t,tfmdata.properties.fullname or "?")
+        end
+    end
+end
 
-node_initializers.language = set_language
-node_initializers.script   = set_script
-node_initializers.mode     = set_mode
-node_initializers.method   = set_mode
+registerotffeature {
+    name         = "features",
+    description  = "features",
+    default      = true,
+    initializers = {
+        position = 1,
+        base     = featuresinitializer,
+    }
+}
 
-otf.features.register("features",true)     -- we always do features
-table.insert(fonts.processors,"features")  -- we need a proper function for doing this
+-- independent : collect lookups independently (takes more runtime ... neglectable)
+-- shared      : shares lookups with node mode (takes more memory  ... noticeable)
 
+directives.register("fonts.otf.loader.basemethod", function(v)
+    if basemethods[v] then
+        basemethod = v
+    end
+end)
 
 end -- closure
 
 do -- begin closure to overcome local limits and interference
 
-if not modules then modules = { } end modules ['font-otb'] = {
+if not modules then modules = { } end modules ['node-inj'] = {
     version   = 1.001,
-    comment   = "companion to font-ini.mkiv",
+    comment   = "companion to node-ini.mkiv",
     author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
     copyright = "PRAGMA ADE / ConTeXt Development Team",
     license   = "see context related readme files"
 }
 
-local concat = table.concat
-local format, gmatch, gsub, find, match, lower, strip = string.format, string.gmatch, string.gsub, string.find, string.match, string.lower, string.strip
-local type, next, tonumber, tostring = type, next, tonumber, tostring
-local lpegmatch = lpeg.match
+-- This is very experimental (this will change when we have luatex > .50 and
+-- a few pending thingies are available. Also, Idris needs to make a few more
+-- test fonts. Btw, future versions of luatex will have extended glyph properties
+-- that can be of help.
 
-local fonts = fonts
-local otf   = fonts.otf
-local tfm   = fonts.tfm
+local next = next
 
-local trace_baseinit     = false  trackers.register("otf.baseinit",     function(v) trace_baseinit     = v end)
-local trace_singles      = false  trackers.register("otf.singles",      function(v) trace_singles      = v end)
-local trace_multiples    = false  trackers.register("otf.multiples",    function(v) trace_multiples    = v end)
-local trace_alternatives = false  trackers.register("otf.alternatives", function(v) trace_alternatives = v end)
-local trace_ligatures    = false  trackers.register("otf.ligatures",    function(v) trace_ligatures    = v end)
-local trace_kerns        = false  trackers.register("otf.kerns",        function(v) trace_kerns        = v end)
-local trace_preparing    = false  trackers.register("otf.preparing",    function(v) trace_preparing    = v end)
+local trace_injections = false  trackers.register("nodes.injections", function(v) trace_injections = v end)
 
-local report_prepare = logs.reporter("fonts","otf prepare")
+local report_injections = logs.reporter("nodes","injections")
 
-local wildcard = "*"
-local default  = "dflt"
+local attributes, nodes, node = attributes, nodes, node
 
-local split_at_space = lpeg.Ct(lpeg.splitat(" ")) -- no trailing or multiple spaces anyway
+fonts                    = fonts
+local fontdata           = fonts.hashes.identifiers
 
-local pcache, fcache = { }, { } -- could be weak
+nodes.injections         = nodes.injections or { }
+local injections         = nodes.injections
 
-local function gref(descriptions,n)
-    if type(n) == "number" then
-        local name = descriptions[n].name
-        if name then
-            return format("U+%04X (%s)",n,name)
+local nodecodes          = nodes.nodecodes
+local glyph_code         = nodecodes.glyph
+local nodepool           = nodes.pool
+local newkern            = nodepool.kern
+
+local traverse_id        = node.traverse_id
+local unset_attribute    = node.unset_attribute
+local has_attribute      = node.has_attribute
+local set_attribute      = node.set_attribute
+local insert_node_before = node.insert_before
+local insert_node_after  = node.insert_after
+
+local markbase = attributes.private('markbase')
+local markmark = attributes.private('markmark')
+local markdone = attributes.private('markdone')
+local cursbase = attributes.private('cursbase')
+local curscurs = attributes.private('curscurs')
+local cursdone = attributes.private('cursdone')
+local kernpair = attributes.private('kernpair')
+
+local cursives = { }
+local marks    = { }
+local kerns    = { }
+
+-- currently we do gpos/kern in a bit inofficial way but when we
+-- have the extra fields in glyphnodes to manipulate ht/dp/wd
+-- explicitly i will provide an alternative; also, we can share
+-- tables
+
+-- for the moment we pass the r2l key ... volt/arabtype tests
+
+function injections.setcursive(start,nxt,factor,rlmode,exit,entry,tfmstart,tfmnext)
+    local dx, dy = factor*(exit[1]-entry[1]), factor*(exit[2]-entry[2])
+    local ws, wn = tfmstart.width, tfmnext.width
+    local bound = #cursives + 1
+    set_attribute(start,cursbase,bound)
+    set_attribute(nxt,curscurs,bound)
+    cursives[bound] = { rlmode, dx, dy, ws, wn }
+    return dx, dy, bound
+end
+
+function injections.setpair(current,factor,rlmode,r2lflag,spec,tfmchr)
+    local x, y, w, h = factor*spec[1], factor*spec[2], factor*spec[3], factor*spec[4]
+    -- dy = y - h
+    if x ~= 0 or w ~= 0 or y ~= 0 or h ~= 0 then
+        local bound = has_attribute(current,kernpair)
+        if bound then
+            local kb = kerns[bound]
+            -- inefficient but singles have less, but weird anyway, needs checking
+            kb[2], kb[3], kb[4], kb[5] = (kb[2] or 0) + x, (kb[3] or 0) + y, (kb[4] or 0)+ w, (kb[5] or 0) + h
         else
-            return format("U+%04X")
-        end
-    elseif n then
-        local num, nam = { }, { }
-        for i=1,#n do
-            local ni = n[i]
-            -- ! ! ! could be a helper ! ! !
-            if type(ni) == "table" then
-                local nnum, nnam = { }, { }
-                for j=1,#ni do
-                    local nj = ni[j]
-                    nnum[j] = format("U+%04X",nj)
-                    nnam[j] = descriptions[nj].name or "?"
-                end
-                num[i] = concat(nnum,"|")
-                nam[i] = concat(nnam,"|")
-            else
-                num[i] = format("U+%04X",ni)
-                nam[i] = descriptions[ni].name or "?"
-            end
+            bound = #kerns + 1
+            set_attribute(current,kernpair,bound)
+            kerns[bound] = { rlmode, x, y, w, h, r2lflag, tfmchr.width }
         end
-        return format("%s (%s)",concat(num," "), concat(nam," "))
-    else
-        return "?"
+        return x, y, w, h, bound
     end
+    return x, y, w, h -- no bound
 end
 
-local function cref(kind,lookupname)
-    if lookupname then
-        return format("feature %s, lookup %s",kind,lookupname)
+function injections.setkern(current,factor,rlmode,x,tfmchr)
+    local dx = factor*x
+    if dx ~= 0 then
+        local bound = #kerns + 1
+        set_attribute(current,kernpair,bound)
+        kerns[bound] = { rlmode, dx }
+        return dx, bound
     else
-        return format("feature %s",kind)
+        return 0, 0
     end
 end
 
-local function resolve_ligatures(tfmdata,ligatures,kind)
-    kind = kind or "unknown"
-    local unicodes = tfmdata.unicodes
-    local characters = tfmdata.characters
-    local descriptions = tfmdata.descriptions
-    local changed = tfmdata.changed
-    local done  = { }
-    while true do
-        local ok = false
-        for k,v in next, ligatures do
-            local lig = v[1]
-            if not done[lig] then
-                local ligs = lpegmatch(split_at_space,lig)
-                if #ligs == 2 then
-                    local uc = v[2]
-                    local c, f, s = characters[uc], ligs[1], ligs[2]
-                    local uft, ust = unicodes[f] or 0, unicodes[s] or 0
-                    if not uft or not ust then
-                        report_prepare("%s: unicode problem with base ligature %s = %s + %s",cref(kind),gref(descriptions,uc),gref(descriptions,uft),gref(descriptions,ust))
-                        -- some kind of error
+function injections.setmark(start,base,factor,rlmode,ba,ma,index) --ba=baseanchor, ma=markanchor
+    local dx, dy = factor*(ba[1]-ma[1]), factor*(ba[2]-ma[2])
+    local bound = has_attribute(base,markbase)
+    if bound then
+        local mb = marks[bound]
+        if mb then
+            if not index then index = #mb + 1 end
+            mb[index] = { dx, dy }
+            set_attribute(start,markmark,bound)
+            set_attribute(start,markdone,index)
+            return dx, dy, bound
+        else
+            report_injections("possible problem, U+%04X is base mark without data (id: %s)",base.char,bound)
+        end
+    end
+    index = index or 1
+    bound = #marks + 1
+    set_attribute(base,markbase,bound)
+    set_attribute(start,markmark,bound)
+    set_attribute(start,markdone,index)
+    marks[bound] = { [index] = { dx, dy, rlmode } }
+    return dx, dy, bound
+end
+
+local function dir(n)
+    return (n and n<0 and "r-to-l") or (n and n>0 and "l-to-r") or "unset"
+end
+
+local function trace(head)
+    report_injections("begin run")
+    for n in traverse_id(glyph_code,head) do
+        if n.subtype < 256 then
+            local kp = has_attribute(n,kernpair)
+            local mb = has_attribute(n,markbase)
+            local mm = has_attribute(n,markmark)
+            local md = has_attribute(n,markdone)
+            local cb = has_attribute(n,cursbase)
+            local cc = has_attribute(n,curscurs)
+            report_injections("char U+%05X, font=%s",n.char,n.font)
+            if kp then
+                local k = kerns[kp]
+                if k[3] then
+                    report_injections("  pairkern: dir=%s, x=%s, y=%s, w=%s, h=%s",dir(k[1]),k[2] or "?",k[3] or "?",k[4] or "?",k[5] or "?")
+                else
+                    report_injections("  kern: dir=%s, dx=%s",dir(k[1]),k[2] or "?")
+                end
+            end
+            if mb then
+                report_injections("  markbase: bound=%s",mb)
+            end
+            if mm then
+                local m = marks[mm]
+                if mb then
+                    local m = m[mb]
+                    if m then
+                        report_injections("  markmark: bound=%s, index=%s, dx=%s, dy=%s",mm,md or "?",m[1] or "?",m[2] or "?")
                     else
-                        if type(uft) == "number" then uft = { uft } end
-                        if type(ust) == "number" then ust = { ust } end
-                        for ufi=1,#uft do
-                            local uf = uft[ufi]
-                            for usi=1,#ust do
-                                local us = ust[usi]
-                                if changed[uf] or changed[us] then
-                                    if trace_baseinit and trace_ligatures then
-                                        report_prepare("%s: base ligature %s + %s ignored",cref(kind),gref(descriptions,uf),gref(descriptions,us))
-                                    end
-                                else
-                                    local first, second = characters[uf], us
-                                    if first and second then
-                                        local t = first.ligatures
-                                        if not t then
-                                            t = { }
-                                            first.ligatures = t
-                                        end
-                                        if type(uc) == "number" then
-                                            t[second] = { type = 0, char = uc }
-                                        else
-                                            t[second] = { type = 0, char = uc[1] } -- can this still happen?
-                                        end
-                                        if trace_baseinit and trace_ligatures then
-                                            report_prepare("%s: base ligature %s + %s => %s",cref(kind),gref(descriptions,uf),gref(descriptions,us),gref(descriptions,uc))
-                                        end
-                                    end
-                                end
-                            end
-                        end
+                        report_injections("  markmark: bound=%s, missing index",mm)
                     end
-                    ok, done[lig] = true, descriptions[uc].name
+                else
+                    m = m[1]
+                    report_injections("  markmark: bound=%s, dx=%s, dy=%s",mm,m[1] or "?",m[2] or "?")
                 end
             end
-        end
-        if ok then
-            -- done has "a b c" = "a_b_c" and ligatures the already set ligatures: "a b" = 123
-            -- and here we add extras (f i i = fi + i and alike)
-            --
-            -- we could use a hash for fnc and pattern
-            --
-            -- this might be interfering !
-            for d,n in next, done do
-                local pattern = pcache[d] if not pattern then pattern = "^(" .. d .. ") "              pcache[d] = pattern end
-                local fnc     = fcache[n] if not fnc     then fnc     = function() return n .. " " end fcache[n] = fnc     end
-                for k,v in next, ligatures do
-                    v[1] = gsub(v[1],pattern,fnc)
-                end
+            if cb then
+                report_injections("  cursbase: bound=%s",cb)
+            end
+            if cc then
+                local c = cursives[cc]
+                report_injections("  curscurs: bound=%s, dir=%s, dx=%s, dy=%s",cc,dir(c[1]),c[2] or "?",c[3] or "?")
             end
-        else
-            break
         end
     end
+    report_injections("end run")
 end
 
-local splitter = lpeg.splitat(" ")
+-- todo: reuse tables (i.e. no collection), but will be extra fields anyway
+-- todo: check for attribute
+
+-- we can have a fast test on a font being processed, so we can check faster for marks etc
 
-local function prepare_base_substitutions(tfmdata,kind,value) -- we can share some code with the node features
-    if value then
-        local otfdata = tfmdata.shared.otfdata
-        local validlookups, lookuplist = otf.collectlookups(otfdata,kind,tfmdata.script,tfmdata.language)
-        if validlookups then
-            local ligatures = { }
-            local unicodes = tfmdata.unicodes -- names to unicodes
-            local indices = tfmdata.indices
-            local characters = tfmdata.characters
-            local descriptions = tfmdata.descriptions
-            local changed = tfmdata.changed
-            --
-            local actions = {
-                substitution = function(p,lookup,k,glyph,unicode)
-                    local pv = p[2] -- p.variant
-                    if pv then
-                        local upv = unicodes[pv]
-                        if upv then
-                            if type(upv) == "table" then -- zero change that table
-                                upv = upv[1]
+function injections.handler(head,where,keep)
+    local has_marks, has_cursives, has_kerns = next(marks), next(cursives), next(kerns)
+    if has_marks or has_cursives then
+        if trace_injections then
+            trace(head)
+        end
+        -- in the future variant we will not copy items but refs to tables
+        local done, ky, rl, valid, cx, wx, mk, nofvalid = false, { }, { }, { }, { }, { }, { }, 0
+        if has_kerns then -- move outside loop
+            local nf, tm = nil, nil
+            for n in traverse_id(glyph_code,head) do -- only needed for relevant fonts
+                if n.subtype < 256 then
+                    nofvalid = nofvalid + 1
+                    valid[nofvalid] = n
+                    if n.font ~= nf then
+                        nf = n.font
+                        tm = fontdata[nf].resources.marks
+                    end
+                    if tm then
+                        mk[n] = tm[n.char]
+                    end
+                    local k = has_attribute(n,kernpair)
+                    if k then
+                        local kk = kerns[k]
+                        if kk then
+                            local x, y, w, h = kk[2] or 0, kk[3] or 0, kk[4] or 0, kk[5] or 0
+                            local dy = y - h
+                            if dy ~= 0 then
+                                ky[n] = dy
                             end
-                            if characters[upv] then
-                                if trace_baseinit and trace_singles then
-                                    report_prepare("%s: base substitution %s => %s",cref(kind,lookup),gref(descriptions,k),gref(descriptions,upv))
-                                end
-                                changed[k] = upv
+                            if w ~= 0 or x ~= 0 then
+                                wx[n] = kk
                             end
+                            rl[n] = kk[1] -- could move in test
                         end
                     end
-                end,
-                alternate = function(p,lookup,k,glyph,unicode)
-                    local pc = p[2] -- p.components
-                    if pc then
-                        -- a bit optimized ugliness
-                        if value == 1 then
-                            pc = lpegmatch(splitter,pc)
-                        elseif value == 2 then
-                            local a, b = lpegmatch(splitter,pc)
-                            pc = b or a
-                        else
-                            pc = { lpegmatch(splitter,pc) }
-                            pc = pc[value] or pc[#pc]
-                        end
-                        if pc then
-                            local upc = unicodes[pc]
-                            if upc then
-                                if type(upc) == "table" then -- zero change that table
-                                    upc = upc[1]
-                                end
-                                if characters[upc] then
-                                    if trace_baseinit and trace_alternatives then
-                                        report_prepare("%s: base alternate %s %s => %s",cref(kind,lookup),tostring(value),gref(descriptions,k),gref(descriptions,upc))
+                end
+            end
+        else
+            local nf, tm = nil, nil
+            for n in traverse_id(glyph_code,head) do
+                if n.subtype < 256 then
+                    nofvalid = nofvalid + 1
+                    valid[nofvalid] = n
+                    if n.font ~= nf then
+                        nf = n.font
+                        tm = fontdata[nf].resources.marks
+                    end
+                    if tm then
+                        mk[n] = tm[n.char]
+                    end
+                end
+            end
+        end
+        if nofvalid > 0 then
+            -- we can assume done == true because we have cursives and marks
+            local cx = { }
+            if has_kerns and next(ky) then
+                for n, k in next, ky do
+                    n.yoffset = k
+                end
+            end
+            -- todo: reuse t and use maxt
+            if has_cursives then
+                local p_cursbase, p = nil, nil
+                -- since we need valid[n+1] we can also use a "while true do"
+                local t, d, maxt = { }, { }, 0
+                for i=1,nofvalid do -- valid == glyphs
+                    local n = valid[i]
+                    if not mk[n] then
+                        local n_cursbase = has_attribute(n,cursbase)
+                        if p_cursbase then
+                            local n_curscurs = has_attribute(n,curscurs)
+                            if p_cursbase == n_curscurs then
+                                local c = cursives[n_curscurs]
+                                if c then
+                                    local rlmode, dx, dy, ws, wn = c[1], c[2], c[3], c[4], c[5]
+                                    if rlmode >= 0 then
+                                        dx = dx - ws
+                                    else
+                                        dx = dx + wn
+                                    end
+                                    if dx ~= 0 then
+                                        cx[n] = dx
+                                        rl[n] = rlmode
                                     end
-                                    changed[k] = upc
+                                --  if rlmode and rlmode < 0 then
+                                        dy = -dy
+                                --  end
+                                    maxt = maxt + 1
+                                    t[maxt] = p
+                                    d[maxt] = dy
+                                else
+                                    maxt = 0
                                 end
                             end
+                        elseif maxt > 0 then
+                            local ny = n.yoffset
+                            for i=maxt,1,-1 do
+                                ny = ny + d[i]
+                                local ti = t[i]
+                                ti.yoffset = ti.yoffset + ny
+                            end
+                            maxt = 0
                         end
-                    end
-                end,
-                ligature = function(p,lookup,k,glyph,unicode)
-                    local pc = p[2]
-                    if pc then
-                        if trace_baseinit and trace_ligatures then
-                            local upc = { lpegmatch(splitter,pc) }
-                            for i=1,#upc do upc[i] = unicodes[upc[i]] end
-                            -- we assume that it's no table
-                            report_prepare("%s: base ligature %s => %s",cref(kind,lookup),gref(descriptions,upc),gref(descriptions,k))
-                        end
-                        ligatures[#ligatures+1] = { pc, k }
-                    end
-                end,
-            }
-            --
-            for k,c in next, characters do
-                local glyph = descriptions[k]
-                local lookups = glyph.slookups
-                if lookups then
-                    for l=1,#lookuplist do
-                        local lookup = lookuplist[l]
-                        local p = lookups[lookup]
-                        if p then
-                            local a = actions[p[1]]
-                            if a then
-                                a(p,lookup,k,glyph,unicode)
+                        if not n_cursbase and maxt > 0 then
+                            local ny = n.yoffset
+                            for i=maxt,1,-1 do
+                                ny = ny + d[i]
+                                local ti = t[i]
+                                ti.yoffset = ny
                             end
+                            maxt = 0
                         end
+                        p_cursbase, p = n_cursbase, n
                     end
                 end
-                local lookups = glyph.mlookups
-                if lookups then
-                    for l=1,#lookuplist do
-                        local lookup = lookuplist[l]
-                        local ps = lookups[lookup]
-                        if ps then
-                            for i=1,#ps do
-                                local p = ps[i]
-                                local a = actions[p[1]]
-                                if a then
-                                    a(p,lookup,k,glyph,unicode)
-                                end
-                            end
-                        end
+                if maxt > 0 then
+                    local ny = n.yoffset
+                    for i=maxt,1,-1 do
+                        ny = ny + d[i]
+                        local ti = t[i]
+                        ti.yoffset = ny
                     end
+                    maxt = 0
+                end
+                if not keep then
+                    cursives = { }
                 end
             end
-            resolve_ligatures(tfmdata,ligatures,kind)
-        end
-    else
-        tfmdata.ligatures = tfmdata.ligatures or { } -- left over from what ?
-    end
-end
-
-local function preparebasekerns(tfmdata,kind,value) -- todo what kind of kerns, currently all
-    if value then
-        local otfdata = tfmdata.shared.otfdata
-        local validlookups, lookuplist = otf.collectlookups(otfdata,kind,tfmdata.script,tfmdata.language)
-        if validlookups then
-            local unicodes = tfmdata.unicodes -- names to unicodes
-            local indices = tfmdata.indices
-            local characters = tfmdata.characters
-            local descriptions = tfmdata.descriptions
-            local sharedkerns = { }
-            for u, chr in next, characters do
-                local d = descriptions[u]
-                if d then
-                    local dk = d.kerns -- shared
-                    if dk then
-                        local s = sharedkerns[dk]
-                        if s == false then
-                            -- skip
-                        elseif s then
-                            chr.kerns = s
-                        else
-                            local t, done = chr.kerns or { }, false
-                            for l=1,#lookuplist do
-                                local lookup = lookuplist[l]
-                                local kerns = dk[lookup]
-                                if kerns then
-                                    for k, v in next, kerns do
-                                        if v ~= 0 and not t[k] then -- maybe no 0 test here
-                                            t[k], done = v, true
-                                            if trace_baseinit and trace_kerns then
-                                                report_prepare("%s: base kern %s + %s => %s",cref(kind,lookup),gref(descriptions,u),gref(descriptions,k),v)
-                                            end
+            if has_marks then
+                for i=1,nofvalid do
+                    local p = valid[i]
+                    local p_markbase = has_attribute(p,markbase)
+                    if p_markbase then
+                        local mrks = marks[p_markbase]
+                        for n in traverse_id(glyph_code,p.next) do
+                            local n_markmark = has_attribute(n,markmark)
+                            if p_markbase == n_markmark then
+                                local index = has_attribute(n,markdone) or 1
+                                local d = mrks[index]
+                                if d then
+                                    local rlmode = d[3]
+                                    if rlmode and rlmode > 0 then
+                                        -- new per 2010-10-06, width adapted per 2010-02-03
+                                        -- we used to negate the width of marks because in tfm
+                                        -- that makes sense but we no longer do that so as a
+                                        -- consequence the sign of p.width was changed (we need
+                                        -- to keep an eye on it as we don't have that many fonts
+                                        -- that enter this branch .. i'm still not sure if this
+                                        -- one is right
+                                        local k = wx[p]
+                                        if k then
+                                            n.xoffset = p.xoffset + p.width + d[1] - k[2]
+                                        else
+                                            n.xoffset = p.xoffset + p.width + d[1]
+                                        end
+                                    else
+                                        local k = wx[p]
+                                        if k then
+                                            n.xoffset = p.xoffset - d[1] - k[2]
+                                        else
+                                            n.xoffset = p.xoffset - d[1]
                                         end
                                     end
+                                    if mk[p] then
+                                        n.yoffset = p.yoffset + d[2]
+                                    else
+                                        n.yoffset = n.yoffset + p.yoffset + d[2]
+                                    end
                                 end
-                            end
-                            if done then
-                                sharedkerns[dk] = t
-                                chr.kerns = t -- no empty assignments
                             else
-                                sharedkerns[dk] = false
+                                break
                             end
                         end
                     end
                 end
+                if not keep then
+                    marks = { }
+                end
             end
-        end
-    end
-end
-
--- In principle we could register each feature individually which was
--- what we did in earlier versions. However, after the rewrite it
--- made more sense to collect them in an overall features initializer
--- just as with the node variant. There it was needed because we need
--- to do complete mixed runs and not run featurewise (as we did before).
-
-local supported_gsub = {
-    'liga', 'dlig', 'rlig', 'hlig',
-    'pnum', 'onum', 'tnum', 'lnum',
-    'zero',
-    'smcp', 'cpsp', 'c2sc', 'ornm', 'aalt',
-    'hwid', 'fwid',
-    'ssty', 'rtlm', -- math
---  'tlig', 'trep',
-}
-
-local supported_gpos = {
-    'kern'
-}
-
-function otf.features.registerbasesubstitution(tag)
-    supported_gsub[#supported_gsub+1] = tag
-end
-function otf.features.registerbasekern(tag)
-    supported_gsub[#supported_gpos+1] = tag
-end
-
-local basehash, basehashes = { }, 1
-
-function fonts.initializers.base.otf.features(tfmdata,value)
-    if true then -- value then
-        -- not shared
-        local t = trace_preparing and os.clock()
-        local features = tfmdata.shared.features
-        if features then
-            local h = { }
-            for f=1,#supported_gsub do
-                local feature = supported_gsub[f]
-                local value = features[feature]
-                prepare_base_substitutions(tfmdata,feature,value)
-                if value then
-                    h[#h+1] = feature  .. "=" .. tostring(value)
+            -- todo : combine
+            if next(wx) then
+                for n, k in next, wx do
+                 -- only w can be nil, can be sped up when w == nil
+                    local rl, x, w, r2l = k[1], k[2] or 0, k[4] or 0, k[6]
+                    local wx = w - x
+                    if r2l then
+                        if wx ~= 0 then
+                            insert_node_before(head,n,newkern(wx))
+                        end
+                        if x ~= 0 then
+                            insert_node_after (head,n,newkern(x))
+                        end
+                    else
+                        if x ~= 0 then
+                            insert_node_before(head,n,newkern(x))
+                        end
+                        if wx ~= 0 then
+                            insert_node_after(head,n,newkern(wx))
+                        end
+                    end
                 end
             end
-            for f=1,#supported_gpos do
-                local feature = supported_gpos[f]
-                local value = features[feature]
-                preparebasekerns(tfmdata,feature,features[feature])
-                if value then
-                    h[#h+1] = feature  .. "=" .. tostring(value)
+            if next(cx) then
+                for n, k in next, cx do
+                    if k ~= 0 then
+                        local rln = rl[n]
+                        if rln and rln < 0 then
+                            insert_node_before(head,n,newkern(-k))
+                        else
+                            insert_node_before(head,n,newkern(k))
+                        end
+                    end
                 end
             end
-            local hash = concat(h," ")
-            local base = basehash[hash]
-            if not base then
-                basehashes = basehashes + 1
-                base = basehashes
-                basehash[hash] = base
+            if not keep then
+                kerns = { }
             end
-            -- We need to make sure that luatex sees the difference between
-            -- base fonts that have different glyphs in the same slots in fonts
-            -- that have the same fullname (or filename). LuaTeX will merge fonts
-            -- eventually (and subset later on). If needed we can use a more
-            -- verbose name as long as we don't use <()<>[]{}/%> and the length
-            -- is < 128.
-            tfmdata.fullname = tfmdata.fullname .. "-" .. base -- tfmdata.psname is the original
-        --~ report_prepare("fullname base hash: '%s', featureset '%s'",tfmdata.fullname,hash)
+            return head, true
+        elseif not keep then
+            kerns, cursives, marks = { }, { }, { }
         end
-        if trace_preparing then
-            report_prepare("preparation time is %0.3f seconds for %s",os.clock()-t,tfmdata.fullname or "?")
+    elseif has_kerns then
+        if trace_injections then
+            trace(head)
+        end
+        for n in traverse_id(glyph_code,head) do
+            if n.subtype < 256 then
+                local k = has_attribute(n,kernpair)
+                if k then
+                    local kk = kerns[k]
+                    if kk then
+                        local rl, x, y, w = kk[1], kk[2] or 0, kk[3], kk[4]
+                        if y and y ~= 0 then
+                            n.yoffset = y -- todo: h ?
+                        end
+                        if w then
+                            -- copied from above
+                            local r2l = kk[6]
+                            local wx = w - x
+                            if r2l then
+                                if wx ~= 0 then
+                                    insert_node_before(head,n,newkern(wx))
+                                end
+                                if x ~= 0 then
+                                    insert_node_after (head,n,newkern(x))
+                                end
+                            else
+                                if x ~= 0 then
+                                    insert_node_before(head,n,newkern(x))
+                                end
+                                if wx ~= 0 then
+                                    insert_node_after(head,n,newkern(wx))
+                                end
+                            end
+                        else
+                            -- simple (e.g. kernclass kerns)
+                            if x ~= 0 then
+                                insert_node_before(head,n,newkern(x))
+                            end
+                        end
+                    end
+                end
+            end
+        end
+        if not keep then
+            kerns = { }
         end
+        return head, true
+    else
+        -- no tracing needed
     end
+    return head, false
 end
 
 end -- closure
@@ -8250,14 +7736,6 @@ if not modules then modules = { } end modules ['font-otn'] = {
 -- much functionality could only be implemented thanks to the husayni font
 -- of Idris Samawi Hamid to who we dedicate this module.
 
--- I'm in the process of cleaning up the code (which happens in another
--- file) so don't rely on things staying the same.
-
--- some day when we can jit this, we can use more functions
-
--- we can use more lpegs when lpeg is extended with function args and so
--- resolving to unicode does not gain much
-
 -- in retrospect it always looks easy but believe it or not, it took a lot
 -- of work to get proper open type support done: buggy fonts, fuzzy specs,
 -- special made testfonts, many skype sessions between taco, idris and me,
@@ -8272,10 +7750,7 @@ if not modules then modules = { } end modules ['font-otn'] = {
 -- alternative loop quitters
 -- check cursive and r2l
 -- find out where ignore-mark-classes went
--- remove unused tables
--- slide tail (always glue at the end so only needed once
 -- default features (per language, script)
--- cleanup kern(class) code, remove double info
 -- handle positions (we need example fonts)
 -- handle gpos_single (we might want an extra width field in glyph nodes because adding kerns might interfere)
 
@@ -8351,6 +7826,8 @@ results in different tables.</p>
 -- gpos_context              ok          --
 -- gpos_contextchain         ok          --
 --
+-- todo: contextpos and contextsub and class stuff
+--
 -- actions:
 --
 -- handler   : actions triggered by lookup
@@ -8360,16 +7837,20 @@ results in different tables.</p>
 -- remark: the 'not implemented yet' variants will be done when we have fonts that use them
 -- remark: we need to check what to do with discretionaries
 
+-- We used to have independent hashes for lookups but as the tags are unique
+-- we now use only one hash. If needed we can have multiple again but in that
+-- case I will probably prefix (i.e. rename) the lookups in the cached font file.
+
 local concat, insert, remove = table.concat, table.insert, table.remove
 local format, gmatch, gsub, find, match, lower, strip = string.format, string.gmatch, string.gsub, string.find, string.match, string.lower, string.strip
 local type, next, tonumber, tostring = type, next, tonumber, tostring
 local lpegmatch = lpeg.match
 local random = math.random
 
-local logs, trackers, fonts, nodes, attributes = logs, trackers, fonts, nodes, attributes
+local logs, trackers, nodes, attributes = logs, trackers, nodes, attributes
 
-local otf = fonts.otf
-local tfm = fonts.tfm
+local fonts = fonts
+local otf   = fonts.handlers.otf
 
 local trace_lookups      = false  trackers.register("otf.lookups",      function(v) trace_lookups      = v end)
 local trace_singles      = false  trackers.register("otf.singles",      function(v) trace_singles      = v end)
@@ -8404,93 +7885,82 @@ trackers.register("otf.injections","nodes.injections")
 
 trackers.register("*otf.sample","otf.steps,otf.actions,otf.analyzing")
 
-local insert_node_after = node.insert_after
-local delete_node       = nodes.delete
-local copy_node         = node.copy
-local find_node_tail    = node.tail or node.slide
-local set_attribute     = node.set_attribute
-local has_attribute     = node.has_attribute
+local insert_node_after  = node.insert_after
+local delete_node        = nodes.delete
+local copy_node          = node.copy
+local find_node_tail     = node.tail or node.slide
+local set_attribute      = node.set_attribute
+local has_attribute      = node.has_attribute
 
-local zwnj     = 0x200C
-local zwj      = 0x200D
-local wildcard = "*"
-local default  = "dflt"
+local zwnj               = 0x200C
+local zwj                = 0x200D
+local wildcard           = "*"
+local default            = "dflt"
 
-local split_at_space = lpeg.Ct(lpeg.splitat(" ")) -- no trailing or multiple spaces anyway
+local nodecodes          = nodes.nodecodes
+local whatcodes          = nodes.whatcodes
+local glyphcodes         = nodes.glyphcodes
 
-local nodecodes     = nodes.nodecodes
-local whatcodes     = nodes.whatcodes
-local glyphcodes    = nodes.glyphcodes
+local glyph_code         = nodecodes.glyph
+local glue_code          = nodecodes.glue
+local disc_code          = nodecodes.disc
+local whatsit_code       = nodecodes.whatsit
 
-local glyph_code    = nodecodes.glyph
-local glue_code     = nodecodes.glue
-local disc_code     = nodecodes.disc
-local whatsit_code  = nodecodes.whatsit
+local dir_code           = whatcodes.dir
+local localpar_code      = whatcodes.localpar
 
-local dir_code      = whatcodes.dir
-local localpar_code = whatcodes.localpar
+local ligature_code      = glyphcodes.ligature
 
-local ligature_code = glyphcodes.ligature
+local privateattribute   = attributes.private
 
-local state    = attributes.private('state')
-local markbase = attributes.private('markbase')
-local markmark = attributes.private('markmark')
-local markdone = attributes.private('markdone')
-local cursbase = attributes.private('cursbase')
-local curscurs = attributes.private('curscurs')
-local cursdone = attributes.private('cursdone')
-local kernpair = attributes.private('kernpair')
+local state              = privateattribute('state')
+local markbase           = privateattribute('markbase')
+local markmark           = privateattribute('markmark')
+local markdone           = privateattribute('markdone')
+local cursbase           = privateattribute('cursbase')
+local curscurs           = privateattribute('curscurs')
+local cursdone           = privateattribute('cursdone')
+local kernpair           = privateattribute('kernpair')
 
-local injections  = nodes.injections
-local setmark     = injections.setmark
-local setcursive  = injections.setcursive
-local setkern     = injections.setkern
-local setpair     = injections.setpair
+local injections         = nodes.injections
+local setmark            = injections.setmark
+local setcursive         = injections.setcursive
+local setkern            = injections.setkern
+local setpair            = injections.setpair
+
+local markonce           = true
+local cursonce           = true
+local kernonce           = true
 
-local markonce = true
-local cursonce = true
-local kernonce = true
+local fonthashes         = fonts.hashes
+local fontdata           = fonthashes.identifiers
 
-local fontdata = fonts.identifiers
+local otffeatures        = fonts.constructors.newfeatures("otf")
+local registerotffeature = otffeatures.register
 
-otf.features.process = { }
+local onetimemessage     = fonts.loggers.onetimemessage
 
 -- we share some vars here, after all, we have no nested lookups and
 -- less code
 
-local tfmdata       = false
-local otfdata       = false
-local characters    = false
-local descriptions  = false
-local marks         = false
-local indices       = false
-local unicodes      = false
-local currentfont   = false
-local lookuptable   = false
-local anchorlookups = false
-local handlers      = { }
-local rlmode        = 0
-local featurevalue  = false
-
--- we cheat a bit and assume that a font,attr combination are kind of ranged
-
-local specifiers     = fonts.definers.specifiers
-local contextsetups  = specifiers.contextsetups
-local contextnumbers = specifiers.contextnumbers
-local contextmerged  = specifiers.contextmerged
+local tfmdata             = false
+local characters          = false
+local descriptions        = false
+local resources           = false
+local marks               = false
+local currentfont         = false
+local lookuptable         = false
+local anchorlookups       = false
+local lookuptypes         = false
+local handlers            = { }
+local rlmode              = 0
+local featurevalue        = false
 
 -- we cannot optimize with "start = first_glyph(head)" because then we don't
 -- know which rlmode we're in which messes up cursive handling later on
 --
 -- head is always a whatsit so we can safely assume that head is not changed
 
-local special_attributes = {
-    init = 1,
-    medi = 2,
-    fina = 3,
-    isol = 4
-}
-
 -- we use this for special testing and documentation
 
 local checkstep       = (nodes and nodes.tracers and nodes.tracers.steppers.check)    or function() end
@@ -8503,6 +7973,7 @@ local function logprocess(...)
     end
     report_direct(...)
 end
+
 local function logwarning(...)
     report_direct(...)
 end
@@ -8522,9 +7993,11 @@ local function gref(n)
         local num, nam = { }, { }
         for i=1,#n do
             local ni = n[i]
-            local di = descriptions[ni]
-            num[i] = format("U+%04X",ni)
-            nam[i] = di and di.name or "?"
+            if tonumber(di) then -- later we will start at 2
+                local di = descriptions[ni]
+                num[i] = format("U+%04X",ni)
+                nam[i] = di and di.name or "?"
+            end
         end
         return format("%s (%s)",concat(num," "), concat(nam," "))
     end
@@ -8567,84 +8040,72 @@ local function markstoligature(kind,lookupname,start,stop,char)
 end
 
 local function toligature(kind,lookupname,start,stop,char,markflag,discfound) -- brr head
-    if start ~= stop then
---~         if discfound then
---~             local lignode = copy_node(start)
---~             lignode.font = start.font
---~             lignode.char = char
---~             lignode.subtype = ligature_code
---~             start = node.do_ligature_n(start, stop, lignode)
---~             if start.id == disc_code then
---~                 local prev = start.prev
---~                 start = start.next
---~             end
-        if discfound then
-         -- print("start->stop",nodes.tosequence(start,stop))
-            local lignode = copy_node(start)
-            lignode.font, lignode.char, lignode.subtype = start.font, char, ligature_code
-            local next, prev = stop.next, start.prev
-            stop.next = nil
-            lignode = node.do_ligature_n(start, stop, lignode)
-            prev.next = lignode
-            if next then
-                next.prev = lignode
-            end
-            lignode.next, lignode.prev = next, prev
-            start = lignode
-         -- print("start->end",nodes.tosequence(start))
-        else -- start is the ligature
-            local deletemarks = markflag ~= "mark"
-            local n = copy_node(start)
-            local current
-            current, start = insert_node_after(start,start,n)
-            local snext = stop.next
-            current.next = snext
-            if snext then
-                snext.prev = current
-            end
-            start.prev, stop.next = nil, nil
-            current.char, current.subtype, current.components = char, ligature_code, start
-            local head = current
-            if deletemarks then
-                if trace_marks then
-                    while start do
-                        if marks[start.char] then
-                            logwarning("%s: remove mark %s",pref(kind,lookupname),gref(start.char))
-                        end
-                        start = start.next
-                    end
-                end
-            else
-                local i = 0
+    if start == stop then
+        start.char = char
+    elseif discfound then
+     -- print("start->stop",nodes.tosequence(start,stop))
+        local lignode = copy_node(start)
+        lignode.font, lignode.char, lignode.subtype = start.font, char, ligature_code
+        local next, prev = stop.next, start.prev
+        stop.next = nil
+        lignode = node.do_ligature_n(start, stop, lignode)
+        prev.next = lignode
+        if next then
+            next.prev = lignode
+        end
+        lignode.next, lignode.prev = next, prev
+        start = lignode
+     -- print("start->end",nodes.tosequence(start))
+    else -- start is the ligature
+        local deletemarks = markflag ~= "mark"
+        local n = copy_node(start)
+        local current
+        current, start = insert_node_after(start,start,n)
+        local snext = stop.next
+        current.next = snext
+        if snext then
+            snext.prev = current
+        end
+        start.prev, stop.next = nil, nil
+        current.char, current.subtype, current.components = char, ligature_code, start
+        local head = current
+        if deletemarks then
+            if trace_marks then
                 while start do
                     if marks[start.char] then
-                        set_attribute(start,markdone,i)
-                        if trace_marks then
-                            logwarning("%s: keep mark %s, gets index %s",pref(kind,lookupname),gref(start.char),i)
-                        end
-                        head, current = insert_node_after(head,current,copy_node(start))
-                    else
-                        i = i + 1
+                        logwarning("%s: remove mark %s",pref(kind,lookupname),gref(start.char))
                     end
                     start = start.next
                 end
-                start = current.next
-                while start and start.id == glyph_code do
-                    if marks[start.char] then
-                        set_attribute(start,markdone,i)
-                        if trace_marks then
-                            logwarning("%s: keep mark %s, gets index %s",pref(kind,lookupname),gref(start.char),i)
-                        end
-                    else
-                        break
+            end
+        else
+            local i = 0
+            while start do
+                if marks[start.char] then
+                    set_attribute(start,markdone,i)
+                    if trace_marks then
+                        logwarning("%s: keep mark %s, gets index %s",pref(kind,lookupname),gref(start.char),i)
+                    end
+                    head, current = insert_node_after(head,current,copy_node(start))
+                else
+                    i = i + 1
+                end
+                start = start.next
+            end
+            start = current.next
+            while start and start.id == glyph_code do
+                if marks[start.char] then
+                    set_attribute(start,markdone,i)
+                    if trace_marks then
+                        logwarning("%s: keep mark %s, gets index %s",pref(kind,lookupname),gref(start.char),i)
                     end
-                    start = start.next
+                else
+                    break
                 end
+                start = start.next
             end
-            return head
         end
-    else
-        start.char = char
+        return head
     end
     return start
 end
@@ -8687,6 +8148,30 @@ local function alternative_glyph(start,alternatives,kind,chainname,chainlookupna
     return choice, value
 end
 
+local function multiple_glyphs(start,multiple)
+    local nofmultiples = #multiple
+    if nofmultiples > 0 then
+        start.char = multiple[1]
+        if nofmultiples > 1 then
+            local sn = start.next
+            for k=2,nofmultiples do -- todo: use insert_node
+                local n = copy_node(start)
+                n.char = multiple[k]
+                n.next = sn
+                n.prev = start
+                if sn then
+                    sn.prev = n
+                end
+                start.next = n
+                start = n
+            end
+        end
+        return start, true
+    else
+        return start, false
+    end
+end
+
 function handlers.gsub_alternate(start,kind,lookupname,alternative,sequence)
     local choice, index = alternative_glyph(start,alternative,kind,lookupname)
     if trace_alternatives then
@@ -8700,22 +8185,7 @@ function handlers.gsub_multiple(start,kind,lookupname,multiple)
     if trace_multiples then
         logprocess("%s: replacing %s by multiple %s",pref(kind,lookupname),gref(start.char),gref(multiple))
     end
-    start.char = multiple[1]
-    if #multiple > 1 then
-        for k=2,#multiple do
-            local n = copy_node(start)
-            n.char = multiple[k]
-            local sn = start.next
-            n.next = sn
-            n.prev = start
-            if sn then
-                sn.prev = n
-            end
-            start.next = n
-            start = n
-        end
-    end
-    return start, true
+    return multiple_glyphs(start,multiple)
 end
 
 function handlers.gsub_ligature(start,kind,lookupname,ligature,sequence) --or maybe pass lookup ref
@@ -8724,17 +8194,12 @@ function handlers.gsub_ligature(start,kind,lookupname,ligature,sequence) --or ma
     if marks[startchar] then
         while s do
             local id = s.id
-            if id == glyph_code and s.subtype<256 then
-                if s.font == currentfont then
-                    local char = s.char
-                    local lg = ligature[1][char]
-                    if not lg then
-                        break
-                    else
-                        stop = s
-                        ligature = lg
-                        s = s.next
-                    end
+            if id == glyph_code and s.subtype<256 and s.font == currentfont then
+                local lg = ligature[s.char]
+                if lg then
+                    stop = s
+                    ligature = lg
+                    s = s.next
                 else
                     break
                 end
@@ -8742,13 +8207,14 @@ function handlers.gsub_ligature(start,kind,lookupname,ligature,sequence) --or ma
                 break
             end
         end
-        if stop and ligature[2] then
+        if stop then
+            local lig = ligature.ligature
             if trace_ligatures then
                 local stopchar = stop.char
-                start = markstoligature(kind,lookupname,start,stop,ligature[2])
+                start = markstoligature(kind,lookupname,start,stop,lig)
                 logprocess("%s: replacing %s upto %s by ligature %s",pref(kind,lookupname),gref(startchar),gref(stopchar),gref(start.char))
             else
-                start = markstoligature(kind,lookupname,start,stop,ligature[2])
+                start = markstoligature(kind,lookupname,start,stop,lig)
             end
             return start, true
         end
@@ -8762,13 +8228,13 @@ function handlers.gsub_ligature(start,kind,lookupname,ligature,sequence) --or ma
                     if skipmark and marks[char] then
                         s = s.next
                     else
-                        local lg = ligature[1][char]
-                        if not lg then
-                            break
-                        else
+                        local lg = ligature[char]
+                        if lg then
                             stop = s
                             ligature = lg
                             s = s.next
+                        else
+                            break
                         end
                     end
                 else
@@ -8781,13 +8247,14 @@ function handlers.gsub_ligature(start,kind,lookupname,ligature,sequence) --or ma
                 break
             end
         end
-        if stop and ligature[2] then
+        if stop then
+            local lig = ligature.ligature
             if trace_ligatures then
                 local stopchar = stop.char
-                start = toligature(kind,lookupname,start,stop,ligature[2],skipmark,discfound)
+                start = toligature(kind,lookupname,start,stop,lig,skipmark,discfound)
                 logprocess("%s: replacing %s upto %s by ligature %s",pref(kind,lookupname),gref(startchar),gref(stopchar),gref(start.char))
             else
-                start = toligature(kind,lookupname,start,stop,ligature[2],skipmark,discfound)
+                start = toligature(kind,lookupname,start,stop,lig,skipmark,discfound)
             end
             return start, true
         end
@@ -8834,7 +8301,7 @@ function handlers.gpos_mark2base(start,kind,lookupname,markanchors,sequence)
                         if al[anchor] then
                             local ma = markanchors[anchor]
                             if ma then
-                                local dx, dy, bound = setmark(start,base,tfmdata.factor,rlmode,ba,ma)
+                                local dx, dy, bound = setmark(start,base,tfmdata.parameters.factor,rlmode,ba,ma)
                                 if trace_marks then
                                     logprocess("%s, anchor %s, bound %s: anchoring mark %s to basechar %s => (%s,%s)",
                                         pref(kind,lookupname),anchor,bound,gref(markchar),gref(basechar),dx,dy)
@@ -8849,7 +8316,7 @@ function handlers.gpos_mark2base(start,kind,lookupname,markanchors,sequence)
                 end
             else -- if trace_bugs then
             --  logwarning("%s: char %s is missing in font",pref(kind,lookupname),gref(basechar))
-                fonts.registermessage(currentfont,basechar,"no base anchors")
+                onetimemessage(currentfont,basechar,"no base anchors",report_fonts)
             end
         elseif trace_bugs then
             logwarning("%s: prev node is no char",pref(kind,lookupname))
@@ -8902,7 +8369,7 @@ function handlers.gpos_mark2ligature(start,kind,lookupname,markanchors,sequence)
                                 if ma then
                                     ba = ba[index]
                                     if ba then
-                                        local dx, dy, bound = setmark(start,base,tfmdata.factor,rlmode,ba,ma,index)
+                                        local dx, dy, bound = setmark(start,base,tfmdata.parameters.factor,rlmode,ba,ma,index)
                                         if trace_marks then
                                             logprocess("%s, anchor %s, index %s, bound %s: anchoring mark %s to baselig %s at index %s => (%s,%s)",
                                                 pref(kind,lookupname),anchor,index,bound,gref(markchar),gref(basechar),index,dx,dy)
@@ -8919,7 +8386,7 @@ function handlers.gpos_mark2ligature(start,kind,lookupname,markanchors,sequence)
                 end
             else -- if trace_bugs then
             --  logwarning("%s: char %s is missing in font",pref(kind,lookupname),gref(basechar))
-                fonts.registermessage(currentfont,basechar,"no base anchors")
+                onetimemessage(currentfont,basechar,"no base anchors",report_fonts)
             end
         elseif trace_bugs then
             logwarning("%s: prev node is no char",pref(kind,lookupname))
@@ -8949,7 +8416,7 @@ function handlers.gpos_mark2mark(start,kind,lookupname,markanchors,sequence)
                                 if al[anchor] then
                                     local ma = markanchors[anchor]
                                     if ma then
-                                        local dx, dy, bound = setmark(start,base,tfmdata.factor,rlmode,ba,ma)
+                                        local dx, dy, bound = setmark(start,base,tfmdata.parameters.factor,rlmode,ba,ma)
                                         if trace_marks then
                                             logprocess("%s, anchor %s, bound %s: anchoring mark %s to basemark %s => (%s,%s)",
                                                 pref(kind,lookupname),anchor,bound,gref(markchar),gref(basechar),dx,dy)
@@ -8965,7 +8432,7 @@ function handlers.gpos_mark2mark(start,kind,lookupname,markanchors,sequence)
                     end
                 else -- if trace_bugs then
                 --  logwarning("%s: char %s is missing in font",pref(kind,lookupname),gref(basechar))
-                    fonts.registermessage(currentfont,basechar,"no base anchors")
+                    onetimemessage(currentfont,basechar,"no base anchors",report_fonts)
                 end
             elseif trace_bugs then
                 logwarning("%s: prev node is no mark",pref(kind,lookupname))
@@ -9007,7 +8474,7 @@ function handlers.gpos_cursive(start,kind,lookupname,exitanchors,sequence) -- to
                                     if al[anchor] then
                                         local exit = exitanchors[anchor]
                                         if exit then
-                                            local dx, dy, bound = setcursive(start,nxt,tfmdata.factor,rlmode,exit,entry,characters[startchar],characters[nextchar])
+                                            local dx, dy, bound = setcursive(start,nxt,tfmdata.parameters.factor,rlmode,exit,entry,characters[startchar],characters[nextchar])
                                             if trace_cursive then
                                                 logprocess("%s: moving %s to %s cursive (%s,%s) using anchor %s and bound %s in rlmode %s",pref(kind,lookupname),gref(startchar),gref(nextchar),dx,dy,anchor,bound,rlmode)
                                             end
@@ -9020,7 +8487,7 @@ function handlers.gpos_cursive(start,kind,lookupname,exitanchors,sequence) -- to
                         end
                     else -- if trace_bugs then
                     --  logwarning("%s: char %s is missing in font",pref(kind,lookupname),gref(startchar))
-                        fonts.registermessage(currentfont,startchar,"no entry anchors")
+                        onetimemessage(currentfont,startchar,"no entry anchors",report_fonts)
                     end
                     break
                 end
@@ -9037,7 +8504,8 @@ end
 
 function handlers.gpos_single(start,kind,lookupname,kerns,sequence)
     local startchar = start.char
-    local dx, dy, w, h = setpair(start,tfmdata.factor,rlmode,sequence.flags[4],kerns,characters[startchar])
+    local kerns = kerns[start.char]
+    local dx, dy, w, h = setpair(start,tfmdata.parameters.factor,rlmode,sequence.flags[4],kerns,characters[startchar])
     if trace_kerns then
         logprocess("%s: shifting single %s by (%s,%s) and correction (%s,%s)",pref(kind,lookupname),gref(startchar),dx,dy,w,h)
     end
@@ -9052,7 +8520,8 @@ function handlers.gpos_pair(start,kind,lookupname,kerns,sequence)
         return start, false
     else
         local prev, done = start, false
-        local factor = tfmdata.factor
+        local factor = tfmdata.parameters.factor
+        local lookuptype = lookuptypes[lookupname]
         while snext and snext.id == glyph_code and snext.subtype<256 and snext.font == currentfont do
             local nextchar = snext.char
             local krn = kerns[nextchar]
@@ -9064,8 +8533,8 @@ function handlers.gpos_pair(start,kind,lookupname,kerns,sequence)
                 if not krn then
                     -- skip
                 elseif type(krn) == "table" then
-                    if krn[1] == "pair" then
-                        local a, b = krn[3], krn[4]
+                    if lookuptype == "pair" then -- probably not needed
+                        local a, b = krn[2], krn[3]
                         if a and #a > 0 then
                             local startchar = start.char
                             local x, y, w, h = setpair(start,factor,rlmode,sequence.flags[4],a,characters[startchar])
@@ -9080,18 +8549,18 @@ function handlers.gpos_pair(start,kind,lookupname,kerns,sequence)
                                 logprocess("%s: shifting second of pair %s and %s by (%s,%s) and correction (%s,%s)",pref(kind,lookupname),gref(startchar),gref(nextchar),x,y,w,h)
                             end
                         end
-                    else
+                    else -- wrong ... position has different entries
                         report_process("%s: check this out (old kern stuff)",pref(kind,lookupname))
-                        local a, b = krn[3], krn[7]
-                        if a and a ~= 0 then
-                            local k = setkern(snext,factor,rlmode,a)
-                            if trace_kerns then
-                                logprocess("%s: inserting first kern %s between %s and %s",pref(kind,lookupname),k,gref(prev.char),gref(nextchar))
-                            end
-                        end
-                        if b and b ~= 0 then
-                            logwarning("%s: ignoring second kern xoff %s",pref(kind,lookupname),b*factor)
-                        end
+                     -- local a, b = krn[2], krn[6]
+                     -- if a and a ~= 0 then
+                     --     local k = setkern(snext,factor,rlmode,a)
+                     --     if trace_kerns then
+                     --         logprocess("%s: inserting first kern %s between %s and %s",pref(kind,lookupname),k,gref(prev.char),gref(nextchar))
+                     --     end
+                     -- end
+                     -- if b and b ~= 0 then
+                     --     logwarning("%s: ignoring second kern xoff %s",pref(kind,lookupname),b*factor)
+                     -- end
                     end
                     done = true
                 elseif krn ~= 0 then
@@ -9125,37 +8594,31 @@ end
 
 local logwarning = report_subchain
 
--- ['coverage']={
---     ['after']={ "r" },
---     ['before']={ "q" },
---     ['current']={ "a", "b", "c" },
--- },
--- ['lookups']={ "ls_l_1", "ls_l_1", "ls_l_1" },
-
-function chainmores.chainsub(start,stop,kind,chainname,currentcontext,cache,lookuplist,chainlookupname,n)
+function chainmores.chainsub(start,stop,kind,chainname,currentcontext,lookuphash,lookuplist,chainlookupname,n)
     logprocess("%s: a direct call to chainsub cannot happen",cref(kind,chainname,chainlookupname))
     return start, false
 end
 
 -- handled later:
 --
--- function chainmores.gsub_single(start,stop,kind,chainname,currentcontext,cache,currentlookup,chainlookupname,n)
---     return chainprocs.gsub_single(start,stop,kind,chainname,currentcontext,cache,currentlookup,chainlookupname,n)
+-- function chainmores.gsub_single(start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname,n)
+--     return chainprocs.gsub_single(start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname,n)
 -- end
 
-function chainmores.gsub_multiple(start,stop,kind,chainname,currentcontext,cache,currentlookup,chainlookupname,n)
+function chainmores.gsub_multiple(start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname,n)
     logprocess("%s: gsub_multiple not yet supported",cref(kind,chainname,chainlookupname))
     return start, false
 end
-function chainmores.gsub_alternate(start,stop,kind,chainname,currentcontext,cache,currentlookup,chainlookupname,n)
+
+function chainmores.gsub_alternate(start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname,n)
     logprocess("%s: gsub_alternate not yet supported",cref(kind,chainname,chainlookupname))
     return start, false
 end
 
 -- handled later:
 --
--- function chainmores.gsub_ligature(start,stop,kind,chainname,currentcontext,cache,currentlookup,chainlookupname,n)
---     return chainprocs.gsub_ligature(start,stop,kind,chainname,currentcontext,cache,currentlookup,chainlookupname,n)
+-- function chainmores.gsub_ligature(start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname,n)
+--     return chainprocs.gsub_ligature(start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname,n)
 -- end
 
 local function logprocess(...)
@@ -9170,7 +8633,7 @@ local logwarning = report_chain
 -- We could share functions but that would lead to extra function calls with many
 -- arguments, redundant tests and confusing messages.
 
-function chainprocs.chainsub(start,stop,kind,chainname,currentcontext,cache,lookuplist,chainlookupname)
+function chainprocs.chainsub(start,stop,kind,chainname,currentcontext,lookuphash,lookuplist,chainlookupname)
     logwarning("%s: a direct call to chainsub cannot happen",cref(kind,chainname,chainlookupname))
     return start, false
 end
@@ -9179,7 +8642,7 @@ end
 -- in a bit weird way. There is no lookup and the replacement comes from the lookup
 -- itself. It is meant mostly for dealing with Urdu.
 
-function chainprocs.reversesub(start,stop,kind,chainname,currentcontext,cache,replacements)
+function chainprocs.reversesub(start,stop,kind,chainname,currentcontext,lookuphash,replacements)
     local char = start.char
     local replacement = replacements[char]
     if replacement then
@@ -9225,18 +8688,21 @@ end
 match.</p>
 --ldx]]--
 
-function chainprocs.gsub_single(start,stop,kind,chainname,currentcontext,cache,currentlookup,chainlookupname,chainindex)
+function chainprocs.gsub_single(start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname,chainindex)
     -- todo: marks ?
     if not chainindex then
-        delete_till_stop(start,stop) -- ,currentlookup.flags[1])
+        delete_till_stop(start,stop) -- ,currentlookup.flags[1]
     end
     local current = start
     local subtables = currentlookup.subtables
+if #subtables > 1 then
+    log_warning("todo: check if we need to loop over the replacements: %s",concat(subtables," "))
+end
     while current do
         if current.id == glyph_code then
             local currentchar = current.char
             local lookupname = subtables[1]
-            local replacement = cache.gsub_single[lookupname]
+            local replacement = lookuphash[lookupname]
             if not replacement then
                 if trace_bugs then
                     logwarning("%s: no single hits",cref(kind,chainname,chainlookupname,lookupname,chainindex))
@@ -9271,12 +8737,12 @@ chainmores.gsub_single = chainprocs.gsub_single
 the match.</p>
 --ldx]]--
 
-function chainprocs.gsub_multiple(start,stop,kind,chainname,currentcontext,cache,currentlookup,chainlookupname)
+function chainprocs.gsub_multiple(start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname)
     delete_till_stop(start,stop)
     local startchar = start.char
     local subtables = currentlookup.subtables
     local lookupname = subtables[1]
-    local replacements = cache.gsub_multiple[lookupname]
+    local replacements = lookuphash[lookupname]
     if not replacements then
         if trace_bugs then
             logwarning("%s: no multiple hits",cref(kind,chainname,chainlookupname,lookupname))
@@ -9291,21 +8757,7 @@ function chainprocs.gsub_multiple(start,stop,kind,chainname,currentcontext,cache
             if trace_multiples then
                 logprocess("%s: replacing %s by multiple characters %s",cref(kind,chainname,chainlookupname,lookupname),gref(startchar),gref(replacements))
             end
-            local sn = start.next
-            for k=1,#replacements do
-                if k == 1 then
-                    start.char = replacements[k]
-                else
-                    local n = copy_node(start) -- maybe delete the components and such
-                    n.char = replacements[k]
-                    n.next, n.prev = sn, start
-                    if sn then
-                        sn.prev = n
-                    end
-                    start.next, start = n, n
-                end
-            end
-            return start, true
+            return multiple_glyphs(start,replacements)
         end
     end
     return start, false
@@ -9315,7 +8767,7 @@ end
 <p>Here we replace start by new glyph. First we delete the rest of the match.</p>
 --ldx]]--
 
-function chainprocs.gsub_alternate(start,stop,kind,chainname,currentcontext,cache,currentlookup,chainlookupname)
+function chainprocs.gsub_alternate(start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname)
     -- todo: marks ?
     delete_till_stop(start,stop)
     local current = start
@@ -9324,7 +8776,7 @@ function chainprocs.gsub_alternate(start,stop,kind,chainname,currentcontext,cach
         if current.id == glyph_code then
             local currentchar = current.char
             local lookupname = subtables[1]
-            local alternatives = cache.gsub_alternate[lookupname]
+            local alternatives = lookuphash[lookupname]
             if not alternatives then
                 if trace_bugs then
                     logwarning("%s: no alternative hits",cref(kind,chainname,chainlookupname,lookupname))
@@ -9359,11 +8811,11 @@ this function (move code inline and handle the marks by a separate function). We
 assume rather stupid ligatures (no complex disc nodes).</p>
 --ldx]]--
 
-function chainprocs.gsub_ligature(start,stop,kind,chainname,currentcontext,cache,currentlookup,chainlookupname,chainindex)
+function chainprocs.gsub_ligature(start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname,chainindex)
     local startchar = start.char
     local subtables = currentlookup.subtables
     local lookupname = subtables[1]
-    local ligatures = cache.gsub_ligature[lookupname]
+    local ligatures = lookuphash[lookupname]
     if not ligatures then
         if trace_bugs then
             logwarning("%s: no ligature hits",cref(kind,chainname,chainlookupname,lookupname,chainindex))
@@ -9386,21 +8838,21 @@ function chainprocs.gsub_ligature(start,stop,kind,chainname,currentcontext,cache
                     if marks[schar] then -- marks
                         s = s.next
                     else
-                        local lg = ligatures[1][schar]
-                        if not lg then
-                            break
-                        else
+                        local lg = ligatures[schar]
+                        if lg then
                             ligatures, last, nofreplacements = lg, s, nofreplacements + 1
                             if s == stop then
                                 break
                             else
                                 s = s.next
                             end
+                        else
+                            break
                         end
                     end
                 end
             end
-            local l2 = ligatures[2]
+            local l2 = ligatures.ligature
             if l2 then
                 if chainindex then
                     stop = last
@@ -9428,12 +8880,12 @@ end
 
 chainmores.gsub_ligature = chainprocs.gsub_ligature
 
-function chainprocs.gpos_mark2base(start,stop,kind,chainname,currentcontext,cache,currentlookup,chainlookupname)
+function chainprocs.gpos_mark2base(start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname)
     local markchar = start.char
     if marks[markchar] then
         local subtables = currentlookup.subtables
         local lookupname = subtables[1]
-        local markanchors = cache.gpos_mark2base[lookupname]
+        local markanchors = lookuphash[lookupname]
         if markanchors then
             markanchors = markanchors[markchar]
         end
@@ -9466,7 +8918,7 @@ function chainprocs.gpos_mark2base(start,stop,kind,chainname,currentcontext,cach
                             if al[anchor] then
                                 local ma = markanchors[anchor]
                                 if ma then
-                                    local dx, dy, bound = setmark(start,base,tfmdata.factor,rlmode,ba,ma)
+                                    local dx, dy, bound = setmark(start,base,tfmdata.parameters.factor,rlmode,ba,ma)
                                     if trace_marks then
                                         logprocess("%s, anchor %s, bound %s: anchoring mark %s to basechar %s => (%s,%s)",
                                             cref(kind,chainname,chainlookupname,lookupname),anchor,bound,gref(markchar),gref(basechar),dx,dy)
@@ -9492,12 +8944,12 @@ function chainprocs.gpos_mark2base(start,stop,kind,chainname,currentcontext,cach
     return start, false
 end
 
-function chainprocs.gpos_mark2ligature(start,stop,kind,chainname,currentcontext,cache,currentlookup,chainlookupname)
+function chainprocs.gpos_mark2ligature(start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname)
     local markchar = start.char
     if marks[markchar] then
         local subtables = currentlookup.subtables
         local lookupname = subtables[1]
-        local markanchors = cache.gpos_mark2ligature[lookupname]
+        local markanchors = lookuphash[lookupname]
         if markanchors then
             markanchors = markanchors[markchar]
         end
@@ -9539,7 +8991,7 @@ function chainprocs.gpos_mark2ligature(start,stop,kind,chainname,currentcontext,
                                 if ma then
                                     ba = ba[index]
                                     if ba then
-                                        local dx, dy, bound = setmark(start,base,tfmdata.factor,rlmode,ba,ma,index)
+                                        local dx, dy, bound = setmark(start,base,tfmdata.parameters.factor,rlmode,ba,ma,index)
                                         if trace_marks then
                                             logprocess("%s, anchor %s, bound %s: anchoring mark %s to baselig %s at index %s => (%s,%s)",
                                                 cref(kind,chainname,chainlookupname,lookupname),anchor,a or bound,gref(markchar),gref(basechar),index,dx,dy)
@@ -9566,7 +9018,7 @@ function chainprocs.gpos_mark2ligature(start,stop,kind,chainname,currentcontext,
     return start, false
 end
 
-function chainprocs.gpos_mark2mark(start,stop,kind,chainname,currentcontext,cache,currentlookup,chainlookupname)
+function chainprocs.gpos_mark2mark(start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname)
     local markchar = start.char
     if marks[markchar] then
 --~         local alreadydone = markonce and has_attribute(start,markmark)
@@ -9574,7 +9026,7 @@ function chainprocs.gpos_mark2mark(start,stop,kind,chainname,currentcontext,cach
         --  local markanchors = descriptions[markchar].anchors markanchors = markanchors and markanchors.mark
             local subtables = currentlookup.subtables
             local lookupname = subtables[1]
-            local markanchors = cache.gpos_mark2mark[lookupname]
+            local markanchors = lookuphash[lookupname]
             if markanchors then
                 markanchors = markanchors[markchar]
             end
@@ -9591,7 +9043,7 @@ function chainprocs.gpos_mark2mark(start,stop,kind,chainname,currentcontext,cach
                                 if al[anchor] then
                                     local ma = markanchors[anchor]
                                     if ma then
-                                        local dx, dy, bound = setmark(start,base,tfmdata.factor,rlmode,ba,ma)
+                                        local dx, dy, bound = setmark(start,base,tfmdata.parameters.factor,rlmode,ba,ma)
                                         if trace_marks then
                                             logprocess("%s, anchor %s, bound %s: anchoring mark %s to basemark %s => (%s,%s)",
                                                 cref(kind,chainname,chainlookupname,lookupname),anchor,bound,gref(markchar),gref(basechar),dx,dy)
@@ -9622,13 +9074,13 @@ end
 
 -- ! ! ! untested ! ! !
 
-function chainprocs.gpos_cursive(start,stop,kind,chainname,currentcontext,cache,currentlookup,chainlookupname)
+function chainprocs.gpos_cursive(start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname)
     local alreadydone = cursonce and has_attribute(start,cursbase)
     if not alreadydone then
         local startchar = start.char
         local subtables = currentlookup.subtables
         local lookupname = subtables[1]
-        local exitanchors = cache.gpos_cursive[lookupname]
+        local exitanchors = lookuphash[lookupname]
         if exitanchors then
             exitanchors = exitanchors[startchar]
         end
@@ -9657,7 +9109,7 @@ function chainprocs.gpos_cursive(start,stop,kind,chainname,currentcontext,cache,
                                         if al[anchor] then
                                             local exit = exitanchors[anchor]
                                             if exit then
-                                                local dx, dy, bound = setcursive(start,nxt,tfmdata.factor,rlmode,exit,entry,characters[startchar],characters[nextchar])
+                                                local dx, dy, bound = setcursive(start,nxt,tfmdata.parameters.factor,rlmode,exit,entry,characters[startchar],characters[nextchar])
                                                 if trace_cursive then
                                                     logprocess("%s: moving %s to %s cursive (%s,%s) using anchor %s and bound %s in rlmode %s",pref(kind,lookupname),gref(startchar),gref(nextchar),dx,dy,anchor,bound,rlmode)
                                                 end
@@ -9670,7 +9122,7 @@ function chainprocs.gpos_cursive(start,stop,kind,chainname,currentcontext,cache,
                             end
                         else -- if trace_bugs then
                         --  logwarning("%s: char %s is missing in font",pref(kind,lookupname),gref(startchar))
-                            fonts.registermessage(currentfont,startchar,"no entry anchors")
+                            onetimemessage(currentfont,startchar,"no entry anchors",report_fonts)
                         end
                         break
                     end
@@ -9687,16 +9139,16 @@ function chainprocs.gpos_cursive(start,stop,kind,chainname,currentcontext,cache,
     return start, false
 end
 
-function chainprocs.gpos_single(start,stop,kind,chainname,currentcontext,cache,currentlookup,chainlookupname,chainindex,sequence)
-    -- untested
+function chainprocs.gpos_single(start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname,chainindex,sequence)
+    -- untested .. needs checking for the new model
     local startchar = start.char
     local subtables = currentlookup.subtables
     local lookupname = subtables[1]
-    local kerns = cache.gpos_single[lookupname]
+    local kerns = lookuphash[lookupname]
     if kerns then
         kerns = kerns[startchar]
         if kerns then
-            local dx, dy, w, h = setpair(start,tfmdata.factor,rlmode,sequence.flags[4],kerns,characters[startchar])
+            local dx, dy, w, h = setpair(start,tfmdata.parameters.factor,rlmode,sequence.flags[4],kerns,characters[startchar])
             if trace_kerns then
                 logprocess("%s: shifting single %s by (%s,%s) and correction (%s,%s)",cref(kind,chainname,chainlookupname),gref(startchar),dx,dy,w,h)
             end
@@ -9707,19 +9159,20 @@ end
 
 -- when machines become faster i will make a shared function
 
-function chainprocs.gpos_pair(start,stop,kind,chainname,currentcontext,cache,currentlookup,chainlookupname,chainindex,sequence)
+function chainprocs.gpos_pair(start,stop,kind,chainname,currentcontext,lookuphash,currentlookup,chainlookupname,chainindex,sequence)
 --    logwarning("%s: gpos_pair not yet supported",cref(kind,chainname,chainlookupname))
     local snext = start.next
     if snext then
         local startchar = start.char
         local subtables = currentlookup.subtables
         local lookupname = subtables[1]
-        local kerns = cache.gpos_pair[lookupname]
+        local kerns = lookuphash[lookupname]
         if kerns then
             kerns = kerns[startchar]
             if kerns then
+                local lookuptype = lookuptypes[lookupname]
                 local prev, done = start, false
-                local factor = tfmdata.factor
+                local factor = tfmdata.parameters.factor
                 while snext and snext.id == glyph_code and snext.subtype<256 and snext.font == currentfont do
                     local nextchar = snext.char
                     local krn = kerns[nextchar]
@@ -9730,8 +9183,8 @@ function chainprocs.gpos_pair(start,stop,kind,chainname,currentcontext,cache,cur
                         if not krn then
                             -- skip
                         elseif type(krn) == "table" then
-                            if krn[1] == "pair" then
-                                local a, b = krn[3], krn[4]
+                            if lookuptype == "pair" then
+                                local a, b = krn[2], krn[3]
                                 if a and #a > 0 then
                                     local startchar = start.char
                                     local x, y, w, h = setpair(start,factor,rlmode,sequence.flags[4],a,characters[startchar])
@@ -9748,7 +9201,7 @@ function chainprocs.gpos_pair(start,stop,kind,chainname,currentcontext,cache,cur
                                 end
                             else
                                 report_process("%s: check this out (old kern stuff)",cref(kind,chainname,chainlookupname))
-                                local a, b = krn[3], krn[7]
+                                local a, b = krn[2], krn[6]
                                 if a and a ~= 0 then
                                     local k = setkern(snext,factor,rlmode,a)
                                     if trace_kerns then
@@ -9793,7 +9246,7 @@ local function show_skip(kind,chainname,char,ck,class)
     end
 end
 
-local function normal_handle_contextchain(start,kind,chainname,contexts,sequence,cache)
+local function normal_handle_contextchain(start,kind,chainname,contexts,sequence,lookuphash)
     --  local rule, lookuptype, sequence, f, l, lookups = ck[1], ck[2] ,ck[3], ck[4], ck[5], ck[6]
     local flags, done = sequence.flags, false
     local skipmark, skipligature, skipbase = flags[1], flags[2], flags[3]
@@ -9994,35 +9447,11 @@ local function normal_handle_contextchain(start,kind,chainname,contexts,sequence
                     local chainlookup = lookuptable[chainlookupname]
                     local cp = chainprocs[chainlookup.type]
                     if cp then
-                        start, done = cp(start,last,kind,chainname,ck,cache,chainlookup,chainlookupname,nil,sequence)
+                        start, done = cp(start,last,kind,chainname,ck,lookuphash,chainlookup,chainlookupname,nil,sequence)
                     else
                         logprocess("%s: %s is not yet supported",cref(kind,chainname,chainlookupname),chainlookup.type)
                     end
                  else
-                    -- actually this needs a more complex treatment for which we will use chainmores
---~                     local i = 1
---~                     repeat
---~                         local chainlookupname = chainlookups[i]
---~                         local chainlookup = lookuptable[chainlookupname]
---~                         local cp = chainmores[chainlookup.type]
---~                         if cp then
---~                             local ok, n
---~                             start, ok, n = cp(start,last,kind,chainname,ck,cache,chainlookup,chainlookupname,i,sequence)
---~                             -- messy since last can be changed !
---~                             if ok then
---~                                 done = true
---~                                 start = start.next
---~                                 if n then
---~                                     -- skip next one(s) if ligature
---~                                     i = i + n - 1
---~                                 end
---~                             end
---~                         else
---~                             logprocess("%s: multiple subchains for %s are not yet supported",cref(kind,chainname,chainlookupname),chainlookup.type)
---~                         end
---~                         i = i + 1
---~                     until i > nofchainlookups
-
                     local i = 1
                     repeat
                         if skipped then
@@ -10046,7 +9475,7 @@ local function normal_handle_contextchain(start,kind,chainname,contexts,sequence
                         local cp = chainmores[chainlookup.type]
                         if cp then
                             local ok, n
-                            start, ok, n = cp(start,last,kind,chainname,ck,cache,chainlookup,chainlookupname,i,sequence)
+                            start, ok, n = cp(start,last,kind,chainname,ck,lookuphash,chainlookup,chainlookupname,i,sequence)
                             -- messy since last can be changed !
                             if ok then
                                 done = true
@@ -10066,7 +9495,7 @@ local function normal_handle_contextchain(start,kind,chainname,contexts,sequence
             else
                 local replacements = ck[7]
                 if replacements then
-                    start, done = chainprocs.reversesub(start,last,kind,chainname,ck,cache,replacements) -- sequence
+                    start, done = chainprocs.reversesub(start,last,kind,chainname,ck,lookuphash,replacements) -- sequence
                 else
                     done = true -- can be meant to be skipped
                     if trace_contexts then
@@ -10131,122 +9560,120 @@ local function report_missing_cache(typ,lookup)
     local t = f[typ]               if not t then t = { } f[typ]               = t end
     if not t[lookup] then
         t[lookup] = true
-        logwarning("missing cache for lookup %s of type %s in font %s (%s)",lookup,typ,currentfont,tfmdata.fullname)
+        logwarning("missing cache for lookup %s of type %s in font %s (%s)",lookup,typ,currentfont,tfmdata.properties.fullname)
     end
 end
 
 local resolved = { } -- we only resolve a font,script,language pair once
 
 -- todo: pass all these 'locals' in a table
---
--- dynamics will be isolated some day ... for the moment we catch attribute zero
--- not being set
 
-function fonts.methods.node.otf.features(head,font,attr)
+local lookuphashes = { }
+
+setmetatable(lookuphashes, { __index =
+    function(t,font)
+        local lookuphash = fontdata[font].resources.lookuphash
+        if not lookuphash or not next(lookuphash) then
+            lookuphash = false
+        end
+        t[font] = lookuphash
+        return lookuphash
+    end
+})
+
+-- fonts.hashes.lookups = lookuphashes
+
+local special_attributes = {
+    init = 1,
+    medi = 2,
+    fina = 3,
+    isol = 4
+}
+
+local function initialize(sequence,script,language,enabled)
+    local features = sequence.features
+    if features then
+        for kind, scripts in next, features do
+            local valid = enabled[kind]
+            if valid then
+                local languages = scripts[script] or scripts[wildcard]
+                if languages and (languages[language] or languages[wildcard]) then
+                    return { valid, special_attributes[kind] or false, sequence.chain or 0, kind }
+                end
+            end
+        end
+    end
+    return false
+end
+
+function otf.dataset(ftfmdata,sequences,font) -- generic variant, overloaded in context
+    local shared     = tfmdata.shared
+    local properties = tfmdata.properties
+    local language   = properties.language or "dflt"
+    local script     = properties.script   or "dflt"
+    local enabled    = shared.features
+    local res = resolved[font]
+    if not res then
+        res = { }
+        resolved[font] = res
+    end
+    local rs = res[script]
+    if not rs then
+        rs = { }
+        res[script] = rs
+    end
+    local rl = rs[language]
+    if not rl then
+        rl = { }
+        rs[language] = rl
+        setmetatable(rl, { __index = function(t,k)
+            local v = enabled and initialize(sequences[k],script,language,enabled)
+            t[k] = v
+            return v
+        end})
+    end
+    return rl
+end
+
+local function featuresprocessor(head,font,attr)
+
+    local lookuphash = lookuphashes[font] -- we can also check sequences here
+
+    if not lookuphash then
+        return head, false
+    end
+
     if trace_steps then
         checkstep(head)
     end
-    tfmdata = fontdata[font]
-    local shared = tfmdata.shared
-    otfdata = shared.otfdata
-    local luatex = otfdata.luatex
-    descriptions = tfmdata.descriptions
-    characters = tfmdata.characters
-    indices = tfmdata.indices
-    unicodes = tfmdata.unicodes
-    marks = tfmdata.marks
-    anchorlookups = luatex.lookup_to_anchor
-    currentfont = font
-    rlmode = 0
-    local featuredata = otfdata.shared.featuredata -- can be made local to closure
-    local sequences = luatex.sequences
-    lookuptable = luatex.lookups
-    local done = false
-    local script, language, s_enabled, a_enabled, dyn
-    local attribute_driven = attr and attr ~= 0
-    if attribute_driven then
-        local features = contextsetups[contextnumbers[attr]] -- could be a direct list
-        dyn = contextmerged[attr] or 0
-        language, script = features.language or "dflt", features.script or "dflt"
-        a_enabled = features -- shared.features -- can be made local to the resolver
-        if dyn == 2 or dyn == -2 then
-            -- font based
-            s_enabled = shared.features
-        end
-    else
-        language, script = tfmdata.language or "dflt", tfmdata.script or "dflt"
-        s_enabled = shared.features -- can be made local to the resolver
-        dyn = 0
-    end
-    -- we can save some runtime by caching feature tests
-    local res = resolved[font]     if not res   then res = { } resolved[font]     = res end
-    local rs  = res     [script]   if not rs    then rs  = { } res     [script]   = rs  end
-    local rl  = rs      [language] if not rl    then rl  = { } rs      [language] = rl  end
-    local ra  = rl      [attr]     if ra == nil then ra  = { } rl      [attr]     = ra  end -- attr can be false
-    -- sequences always > 1 so no need for optimization
+
+    tfmdata                = fontdata[font]
+    descriptions           = tfmdata.descriptions
+    characters             = tfmdata.characters
+    resources              = tfmdata.resources
+
+    marks                  = resources.marks
+    anchorlookups          = resources.lookup_to_anchor
+    lookuptable            = resources.lookups
+    lookuptypes            = resources.lookuptypes
+
+    currentfont            = font
+    rlmode                 = 0
+
+    local sequences        = resources.sequences
+    local done             = false
+    local datasets         = otf.dataset(tfmdata,sequences,font,attr)
+
     for s=1,#sequences do
-        local pardir, txtdir, success = 0, { }, false
+        local pardir, txtdir, success = 0, { }, false -- we could reuse txtdir and use a top pointer
         local sequence = sequences[s]
-        local r = ra[s] -- cache
-        if r == nil then
-            --
-            -- this bit will move to font-ctx and become a function
-            ---
-            local chain = sequence.chain or 0
-            local features = sequence.features
-            if not features then
-                -- indirect lookup, part of chain (todo: make this a separate table)
-                r = false -- { false, false, chain }
-            else
-                local valid, attribute, kind, what = false, false
-                for k,v in next, features do
-                    -- we can quit earlier but for the moment we want the tracing
-                    local s_e = s_enabled and s_enabled[k]
-                    local a_e = a_enabled and a_enabled[k]
-                    if s_e or a_e then
-                        local l = v[script] or v[wildcard]
-                        if l then
-                            -- not l[language] or l[default] or l[wildcard] because we want tracing
-                            -- only first attribute match check, so we assume simple fina's
-                            -- default can become a font feature itself
-                            if l[language] then
-                                valid, what = s_e or a_e, language
-                        --  elseif l[default] then
-                        --      valid, what = true, default
-                            elseif l[wildcard] then
-                                valid, what = s_e or a_e, wildcard
-                            end
-                            if valid then
-                                kind, attribute = k, special_attributes[k] or false
-                                if a_e and dyn < 0 then
-                                    valid = false
-                                end
-                                if trace_applied then
-                                    local typ, action = match(sequence.type,"(.*)_(.*)")
-                                    report_process(
-                                        "%s font: %03i, dynamic: %03i, kind: %s, lookup: %3i, script: %-4s, language: %-4s (%-4s), type: %s, action: %s, name: %s",
-                                        (valid and "+") or "-",font,attr or 0,kind,s,script,language,what,typ,action,sequence.name)
-                                end
-                                break
-                            end
-                        end
-                    end
-                end
-                if valid then
-                    r = { valid, attribute, chain, kind }
-                else
-                    r = false -- { valid, attribute, chain, "generic" } -- false anyway, could be flag instead of table
-                end
-            end
-            ra[s] = r
-        end
-        featurevalue = r and r[1] -- todo: pass to function instead of using a global
+        local dataset = datasets[s] -- cache
+        featurevalue = dataset and dataset[1] -- todo: pass to function instead of using a global
         if featurevalue then
-            local attribute, chain, typ, subtables = r[2], r[3], sequence.type, sequence.subtables
+            local attribute, chain, typ, subtables = dataset[2], dataset[3], sequence.type, sequence.subtables
             if chain < 0 then
                 -- this is a limited case, no special treatments like 'init' etc
                 local handler = handlers[typ]
-                local thecache = featuredata[typ] or { }
                 -- we need to get rid of this slide !
                 local start = find_node_tail(head) -- slow (we can store tail because there's always a skip at the end): todo
                 while start do
@@ -10262,11 +9689,11 @@ function fonts.methods.node.otf.features(head,font,attr)
                             if a then
                                 for i=1,#subtables do
                                     local lookupname = subtables[i]
-                                    local lookupcache = thecache[lookupname]
+                                    local lookupcache = lookuphash[lookupname]
                                     if lookupcache then
                                         local lookupmatch = lookupcache[start.char]
                                         if lookupmatch then
-                                            start, success = handler(start,r[4],lookupname,lookupmatch,sequence,featuredata,i)
+                                            start, success = handler(start,dataset[4],lookupname,lookupmatch,sequence,lookuphash,i)
                                             if success then
                                                 break
                                             end
@@ -10289,12 +9716,11 @@ function fonts.methods.node.otf.features(head,font,attr)
             else
                 local handler = handlers[typ]
                 local ns = #subtables
-                local thecache = featuredata[typ] or { }
                 local start = head -- local ?
                 rlmode = 0 -- to be checked ?
                 if ns == 1 then
                     local lookupname = subtables[1]
-                    local lookupcache = thecache[lookupname]
+                    local lookupcache = lookuphash[lookupname]
                     if not lookupcache then
                         report_missing_cache(typ,lookupname)
                     else
@@ -10313,7 +9739,7 @@ function fonts.methods.node.otf.features(head,font,attr)
                                         if lookupmatch then
                                             -- sequence kan weg
                                             local ok
-                                            start, ok = handler(start,r[4],lookupname,lookupmatch,sequence,featuredata,1)
+                                            start, ok = handler(start,dataset[4],lookupname,lookupmatch,sequence,lookuphash,1)
                                             if ok then
                                                 success = true
                                             end
@@ -10395,13 +9821,13 @@ function fonts.methods.node.otf.features(head,font,attr)
                                 if a then
                                     for i=1,ns do
                                         local lookupname = subtables[i]
-                                        local lookupcache = thecache[lookupname]
+                                        local lookupcache = lookuphash[lookupname]
                                         if lookupcache then
                                             local lookupmatch = lookupcache[start.char]
                                             if lookupmatch then
                                                 -- we could move all code inline but that makes things even more unreadable
                                                 local ok
-                                                start, ok = handler(start,r[4],lookupname,lookupmatch,sequence,featuredata,i)
+                                                start, ok = handler(start,dataset[4],lookupname,lookupmatch,sequence,lookuphash,i)
                                                 if ok then
                                                     success = true
                                                     break
@@ -10486,305 +9912,156 @@ function fonts.methods.node.otf.features(head,font,attr)
     return head, done
 end
 
-otf.features.prepare = { }
+local function generic(lookupdata,lookupname,unicode,lookuphash)
+    local target = lookuphash[lookupname]
+    if target then
+        target[unicode] = lookupdata
+    else
+        lookuphash[lookupname] = { [unicode] = lookupdata }
+    end
+end
+
+local action = {
 
--- we used to share code in the following functions but that costs a lot of
--- memory due to extensive calls to functions (easily hundreds of thousands per
--- document)
+    substitution = generic,
+    multiple     = generic,
+    alternate    = generic,
+    position     = generic,
 
-local function split(replacement,original,cache,unicodes)
-    -- we can cache this too, but not the same (although unicode is a unique enough hash)
-    local o, t, n, no = { }, { }, 0, 0
-    for s in gmatch(original,"[^ ]+") do
-        local us = unicodes[s]
-        no = no + 1
-        if type(us) == "number" then -- tonumber(us)
-            o[no] = us
-        else
-            o[no] = us[1]
+    ligature = function(lookupdata,lookupname,unicode,lookuphash)
+        local target = lookuphash[lookupname]
+        if not target then
+            target = { }
+            lookuphash[lookupname] = target
         end
-    end
-    for s in gmatch(replacement,"[^ ]+") do
-        n = n + 1
-        local us = unicodes[s]
-        if type(us) == "number" then -- tonumber(us)
-            t[o[n]] = us
-        else
-            t[o[n]] = us[1]
+        for i=1,#lookupdata do
+            local li = lookupdata[i]
+            local tu = target[li]
+            if not tu then
+                tu = { }
+                target[li] = tu
+            end
+            target = tu
         end
-    end
-    return t
-end
+        target.ligature = unicode
+    end,
 
-local function uncover(covers,result,cache,unicodes)
-    -- lpeg hardly faster (.005 sec on mk)
-    local nofresults = #result
-    for n=1,#covers do
-        local c = covers[n]
-        local cc = cache[c]
-        nofresults = nofresults + 1
-        if not cc then
-            local t = { }
-            for s in gmatch(c,"[^ ]+") do
-                local us = unicodes[s]
-                if type(us) == "number" then
-                    t[us] = true
-                else
-                    for i=1,#us do
-                        t[us[i]] = true
-                    end
-                end
-            end
-            cache[c] = t
-            result[nofresults] = t
+    pair = function(lookupdata,lookupname,unicode,lookuphash)
+        local target = lookuphash[lookupname]
+        if not target then
+            target = { }
+            lookuphash[lookupname] = target
+        end
+        local others = target[unicode]
+        local paired = lookupdata[1]
+        if others then
+            others[paired] = lookupdata
         else
-            result[nofresults] = cc
+            others = { [paired] = lookupdata }
+            target[unicode] = others
         end
-    end
-end
+    end,
+
+}
 
 local function prepare_lookups(tfmdata)
-    local otfdata = tfmdata.shared.otfdata
-    local featuredata = otfdata.shared.featuredata
-    local anchor_to_lookup = otfdata.luatex.anchor_to_lookup
-    local lookup_to_anchor = otfdata.luatex.lookup_to_anchor
-    --
-    local multiple = featuredata.gsub_multiple
-    local alternate = featuredata.gsub_alternate
-    local single = featuredata.gsub_single
-    local ligature = featuredata.gsub_ligature
-    local pair = featuredata.gpos_pair
-    local position = featuredata.gpos_single
-    local kerns = featuredata.gpos_pair
-    local mark = featuredata.gpos_mark2mark
-    local cursive = featuredata.gpos_cursive
-    --
-    local unicodes = tfmdata.unicodes -- names to unicodes
-    local indices = tfmdata.indices
-    local descriptions = tfmdata.descriptions
-    --
-    -- we can change the otf table after loading but then we need to adapt base mode
-    -- as well (no big deal)
-    --
-    local action = {
-        substitution = function(p,lookup,glyph,unicode)
-            local old, new = unicode, unicodes[p[2]]
-            if type(new) == "table" then
-                new = new[1]
-            end
-            local s = single[lookup]
-            if not s then s = { } single[lookup] = s end
-            s[old] = new
-        --~ if trace_lookups then
-        --~     report_prepare("lookup %s: substitution %s => %s",lookup,old,new)
-        --~ end
-        end,
-        multiple = function (p,lookup,glyph,unicode)
-            local old, new, nnew = unicode, { }, 0
-            local m = multiple[lookup]
-            if not m then m = { } multiple[lookup] = m end
-            m[old] = new
-            for pc in gmatch(p[2],"[^ ]+") do
-                local upc = unicodes[pc]
-                nnew = nnew + 1
-                if type(upc) == "number" then
-                    new[nnew] = upc
-                else
-                    new[nnew] = upc[1]
-                end
-            end
-        --~ if trace_lookups then
-        --~     report_prepare("lookup %s: multiple %s => %s",lookup,old,concat(new," "))
-        --~ end
-        end,
-        alternate = function(p,lookup,glyph,unicode)
-            local old, new, nnew = unicode, { }, 0
-            local a = alternate[lookup]
-            if not a then a = { } alternate[lookup] = a end
-            a[old] = new
-            for pc in gmatch(p[2],"[^ ]+") do
-                local upc = unicodes[pc]
-                nnew = nnew + 1
-                if type(upc) == "number" then
-                    new[nnew] = upc
-                else
-                    new[nnew] = upc[1]
-                end
-            end
-        --~ if trace_lookups then
-        --~     report_prepare("lookup %s: alternate %s => %s",lookup,old,concat(new,"|"))
-        --~ end
-        end,
-        ligature = function (p,lookup,glyph,unicode)
-        --~ if trace_lookups then
-        --~     report_prepare("lookup %s: ligature %s => %s",lookup,p[2],glyph.name)
-        --~ end
-            local first = true
-            local t = ligature[lookup]
-            if not t then t = { } ligature[lookup] = t end
-            for s in gmatch(p[2],"[^ ]+") do
-                if first then
-                    local u = unicodes[s]
-                    if not u then
-                        report_prepare("lookup %s: ligature %s => %s ignored due to invalid unicode",lookup,p[2],glyph.name)
-                        break
-                    elseif type(u) == "number" then
-                        if not t[u] then
-                            t[u] = { { } }
-                        end
-                        t = t[u]
-                    else
-                        local tt = t
-                        local tu
-                        for i=1,#u do
-                            local u = u[i]
-                            if i==1 then
-                                if not t[u] then
-                                    t[u] = { { } }
-                                end
-                                tu = t[u]
-                                t = tu
-                            else
-                                if not t[u] then
-                                    tt[u] = tu
-                                end
-                            end
-                        end
-                    end
-                    first = false
-                else
-                    s = unicodes[s]
-                    local t1 = t[1]
-                    if not t1[s] then
-                        t1[s] = { { } }
-                    end
-                    t = t1[s]
-                end
-            end
-            t[2] = unicode
-        end,
-        position = function(p,lookup,glyph,unicode)
-            -- not used
-            local s = position[lookup]
-            if not s then s = { } position[lookup] = s end
-            s[unicode] = p[2] -- direct pointer to kern spec
-        end,
-        pair = function(p,lookup,glyph,unicode)
-            local s = pair[lookup]
-            if not s then s = { } pair[lookup] = s end
-            local others = s[unicode]
-            if not others then others = { } s[unicode] = others end
-            -- todo: fast check for space
-            local two = p[2]
-            local upc = unicodes[two]
-            if not upc then
-                for pc in gmatch(two,"[^ ]+") do
-                    local upc = unicodes[pc]
-                    if type(upc) == "number" then
-                        others[upc] = p -- direct pointer to main table
-                    else
-                        for i=1,#upc do
-                            others[upc[i]] = p -- direct pointer to main table
-                        end
-                    end
-                end
-            elseif type(upc) == "number" then
-                others[upc] = p -- direct pointer to main table
-            else
-                for i=1,#upc do
-                    others[upc[i]] = p -- direct pointer to main table
-                end
-            end
-        --~ if trace_lookups then
-        --~     report_prepare("lookup %s: pair for U+%04X",lookup,unicode)
-        --~ end
-        end,
-    }
-    --
-    for unicode, glyph in next, descriptions do
-        local lookups = glyph.slookups
+
+    local rawdata          = tfmdata.shared.rawdata
+    local resources        = rawdata.resources
+    local lookuphash       = resources.lookuphash
+    local anchor_to_lookup = resources.anchor_to_lookup
+    local lookup_to_anchor = resources.lookup_to_anchor
+    local lookuptypes      = resources.lookuptypes
+    local characters       = tfmdata.characters
+    local descriptions     = tfmdata.descriptions
+
+    -- we cannot free the entries in the descriptions as sometimes we access
+    -- then directly (for instance anchors) ... selectively freeing does save
+    -- much memory as it's only a reference to a table and the slot in the
+    -- description hash is not freed anyway
+
+    for unicode, character in next, characters do -- we cannot loop over descriptions !
+
+        local description = descriptions[unicode]
+
+        local lookups = description.slookups
         if lookups then
-            for lookup, p in next, lookups do
-                action[p[1]](p,lookup,glyph,unicode)
+            for lookupname, lookupdata in next, lookups do
+                action[lookuptypes[lookupname]](lookupdata,lookupname,unicode,lookuphash)
             end
         end
-        local lookups = glyph.mlookups
+
+        local lookups = description.mlookups
         if lookups then
-            for lookup, whatever in next, lookups do
-                for i=1,#whatever do -- normaly one
-                    local p = whatever[i]
-                    action[p[1]](p,lookup,glyph,unicode)
+            for lookupname, lookuplist in next, lookups do
+                local lookuptype = lookuptypes[lookupname]
+                for l=1,#lookuplist do
+                    local lookupdata = lookuplist[l]
+                    action[lookuptype](lookupdata,lookupname,unicode,lookuphash)
                 end
             end
         end
-        local list = glyph.kerns
+
+        local list = description.kerns
         if list then
-            for lookup, krn in next, list do
-                local k = kerns[lookup]
-                if not k then k = { } kerns[lookup] = k end
-                k[unicode] = krn -- ref to glyph, saves lookup
-            --~ if trace_lookups then
-            --~     report_prepare("lookup %s: kern for U+%04X",lookup,unicode)
-            --~ end
+            for lookup, krn in next, list do  -- ref to glyph, saves lookup
+                local target = lookuphash[lookup]
+                if target then
+                    target[unicode] = krn
+                else
+                    lookuphash[lookup] = { [unicode] = krn }
+                end
             end
         end
-        local oanchor = glyph.anchors
-        if oanchor then
-            for typ, anchors in next, oanchor do -- types
-                if typ == "mark" then
-                    for name, anchor in next, anchors do
-                        local lookups = anchor_to_lookup[name]
-                        if lookups then
-                            for lookup, _ in next, lookups do
-                                local f = mark[lookup]
-                                if not f then f = { } mark[lookup]  = f end
-                                f[unicode] = anchors -- ref to glyph, saves lookup
-                            --~ if trace_lookups then
-                            --~     report_prepare("lookup %s: mark anchor %s for U+%04X",lookup,name,unicode)
-                            --~ end
-                            end
-                        end
-                    end
-                elseif typ == "cexit" then -- or entry?
+
+        local list = description.anchors
+        if list then
+            for typ, anchors in next, list do -- types
+                if typ == "mark" or typ == "cexit" then -- or entry?
                     for name, anchor in next, anchors do
                         local lookups = anchor_to_lookup[name]
                         if lookups then
                             for lookup, _ in next, lookups do
-                                local f = cursive[lookup]
-                                if not f then f = { } cursive[lookup]  = f end
-                                f[unicode] = anchors -- ref to glyph, saves lookup
-                            --~ if trace_lookups then
-                            --~     report_prepare("lookup %s: exit anchor %s for U+%04X",lookup,name,unicode)
-                            --~ end
+                                local target = lookuphash[lookup]
+                                if target then
+                                    target[unicode] = anchors
+                                else
+                                    lookuphash[lookup] = { [unicode] = anchors }
+                                end
                             end
                         end
                     end
                 end
             end
         end
+
+    end
+
+end
+
+local function split(replacement,original)
+    local result = { }
+    for i=1,#replacement do
+        result[original[i]] = replacement[i]
     end
+    return result
 end
 
--- local cache = { }
-luatex = luatex or {} -- this has to change ... we need a better one
+local function uncover(covers,result) -- will change (we can store this in the raw table)
+    local nofresults = #result
+    for n=1,#covers do
+        nofresults = nofresults + 1
+        result[nofresults] = covers[n]
+    end
+end
 
 local function prepare_contextchains(tfmdata)
-    local otfdata = tfmdata.shared.otfdata
-    local lookups = otfdata.lookups
+    local rawdata    = tfmdata.shared.rawdata
+    local resources  = rawdata.resources
+    local lookuphash = resources.lookuphash
+    local lookups    = rawdata.lookups
     if lookups then
-        local featuredata = otfdata.shared.featuredata
-        local contextchain = featuredata.gsub_contextchain -- shared with gpos
-        local reversecontextchain = featuredata.gsub_reversecontextchain -- shared with gpos
-        local characters = tfmdata.characters
-        local unicodes = tfmdata.unicodes
-        local indices = tfmdata.indices
-        local cache = luatex.covers
-        if not cache then
-            cache = { }
-            luatex.covers = cache
-        end
-        --
-        for lookupname, lookupdata in next, otfdata.lookups do
+        for lookupname, lookupdata in next, rawdata.lookups do
             local lookuptype = lookupdata.type
             if not lookuptype then
                 report_prepare("missing lookuptype for %s",lookupname)
@@ -10792,39 +10069,37 @@ local function prepare_contextchains(tfmdata)
                 local rules = lookupdata.rules
                 if rules then
                     local fmt = lookupdata.format
-                    -- contextchain[lookupname][unicode]
-                    if fmt == "coverage" then
+                    -- lookuphash[lookupname][unicode]
+                    if fmt == "coverage" then -- or fmt == "class" (converted into "coverage")
                         if lookuptype ~= "chainsub" and lookuptype ~= "chainpos" then
+                            -- todo: dejavu-serif has one (but i need to see what use it has)
                             report_prepare("unsupported coverage %s for %s",lookuptype,lookupname)
                         else
-                            local contexts = contextchain[lookupname]
+                            local contexts = lookuphash[lookupname]
                             if not contexts then
                                 contexts = { }
-                                contextchain[lookupname] = contexts
+                                lookuphash[lookupname] = contexts
                             end
                             local t, nt = { }, 0
                             for nofrules=1,#rules do -- does #rules>1 happen often?
                                 local rule = rules[nofrules]
-                                local coverage = rule.coverage
-                                if coverage and coverage.current then
-                                    local current, before, after, sequence = coverage.current, coverage.before, coverage.after, { }
-                                    if before then
-                                        uncover(before,sequence,cache,unicodes)
-                                    end
-                                    local start = #sequence + 1
-                                    uncover(current,sequence,cache,unicodes)
-                                    local stop = #sequence
-                                    if after then
-                                        uncover(after,sequence,cache,unicodes)
-                                    end
-                                    if sequence[1] then
-                                        nt = nt + 1
-                                        t[nt] = { nofrules, lookuptype, sequence, start, stop, rule.lookups }
-                                        for unic, _ in next, sequence[start] do
-                                            local cu = contexts[unic]
-                                            if not cu then
-                                                contexts[unic] = t
-                                            end
+                                local current, before, after, sequence = rule.current, rule.before, rule.after, { }
+                                if before then
+                                    uncover(before,sequence)
+                                end
+                                local start = #sequence + 1
+                                uncover(current,sequence)
+                                local stop = #sequence
+                                if after then
+                                    uncover(after,sequence)
+                                end
+                                if sequence[1] then
+                                    nt = nt + 1
+                                    t[nt] = { nofrules, lookuptype, sequence, start, stop, rule.lookups }
+                                    for unic, _ in next, sequence[start] do
+                                        local cu = contexts[unic]
+                                        if not cu then
+                                            contexts[unic] = t
                                         end
                                     end
                                 end
@@ -10834,79 +10109,69 @@ local function prepare_contextchains(tfmdata)
                         if lookuptype ~= "reversesub" then
                             report_prepare("unsupported reverse coverage %s for %s",lookuptype,lookupname)
                         else
-                            local contexts = reversecontextchain[lookupname]
+                            local contexts = lookuphash[lookupname]
                             if not contexts then
                                 contexts = { }
-                                reversecontextchain[lookupname] = contexts
+                                lookuphash[lookupname] = contexts
                             end
                             local t, nt = { }, 0
                             for nofrules=1,#rules do
                                 local rule = rules[nofrules]
-                                local reversecoverage = rule.reversecoverage
-                                if reversecoverage and reversecoverage.current then
-                                    local current, before, after, replacements, sequence = reversecoverage.current, reversecoverage.before, reversecoverage.after, reversecoverage.replacements, { }
-                                    if before then
-                                        uncover(before,sequence,cache,unicodes)
-                                    end
-                                    local start = #sequence + 1
-                                    uncover(current,sequence,cache,unicodes)
-                                    local stop = #sequence
-                                    if after then
-                                        uncover(after,sequence,cache,unicodes)
-                                    end
-                                    if replacements then
-                                        replacements = split(replacements,current[1],cache,unicodes)
-                                    end
-                                    if sequence[1] then
-                                        -- this is different from normal coverage, we assume only replacements
-                                        nt = nt + 1
-                                        t[nt] = { nofrules, lookuptype, sequence, start, stop, rule.lookups, replacements }
-                                        for unic, _ in next, sequence[start] do
-                                            local cu = contexts[unic]
-                                            if not cu then
-                                                contexts[unic] = t
-                                            end
+                                local current, before, after, replacements, sequence = rule.current, rule.before, rule.after, rule.replacements, { }
+                                if before then
+                                    uncover(before,sequence)
+                                end
+                                local start = #sequence + 1
+                                uncover(current,sequence)
+                                local stop = #sequence
+                                if after then
+                                    uncover(after,sequence)
+                                end
+                                if replacements then
+                                    replacements = split(replacements,current[1])
+                                end
+                                if sequence[1] then
+                                    -- this is different from normal coverage, we assume only replacements
+                                    nt = nt + 1
+                                    t[nt] = { nofrules, lookuptype, sequence, start, stop, rule.lookups, replacements }
+                                    for unic, _ in next, sequence[start] do
+                                        local cu = contexts[unic]
+                                        if not cu then
+                                            contexts[unic] = t
                                         end
                                     end
                                 end
                             end
                         end
-                    elseif fmt == "glyphs" then
+                    elseif fmt == "glyphs" then --maybe just make then before = { fore } and share with coverage
                         if lookuptype ~= "chainsub" and lookuptype ~= "chainpos" then
                             report_prepare("unsupported coverage %s for %s",lookuptype,lookupname)
                         else
-                            local contexts = contextchain[lookupname]
+                            local contexts = lookuphash[lookupname]
                             if not contexts then
                                 contexts = { }
-                                contextchain[lookupname] = contexts
+                                lookuphash[lookupname] = contexts
                             end
                             local t, nt = { }, 0
                             for nofrules=1,#rules do
-                                -- nearly the same as coverage so we could as well rename it
                                 local rule = rules[nofrules]
-                                local glyphs = rule.glyphs
-                                if glyphs and glyphs.names then
-                                    local fore, back, names, sequence = glyphs.fore, glyphs.back, glyphs.names, { }
-                                    if fore and fore ~= "" then
-                                        fore = lpegmatch(split_at_space,fore)
-                                        uncover(fore,sequence,cache,unicodes)
-                                    end
-                                    local start = #sequence + 1
-                                    names = lpegmatch(split_at_space,names)
-                                    uncover(names,sequence,cache,unicodes)
-                                    local stop = #sequence
-                                    if back and back ~= "" then
-                                        back = lpegmatch(split_at_space,back)
-                                        uncover(back,sequence,cache,unicodes)
-                                    end
-                                    if sequence[1] then
-                                        nt = nt + 1
-                                        t[nt] = { nofrules, lookuptype, sequence, start, stop, rule.lookups }
-                                        for unic, _ in next, sequence[start] do
-                                            local cu = contexts[unic]
-                                            if not cu then
-                                                contexts[unic] = t
-                                            end
+                                local current, before, after, sequence = rule.names, rule.fore, rule.back, { }
+                                if before then
+                                    uncover(before,sequence)
+                                end
+                                local start = #sequence + 1
+                                uncover(current,sequence)
+                                local stop = #sequence
+                                if after then
+                                    uncover(after,sequence)
+                                end
+                                if sequence[1] then
+                                    nt = nt + 1
+                                    t[nt] = { nofrules, lookuptype, sequence, start, stop, rule.lookups }
+                                    for unic, _ in next, sequence[start] do
+                                        local cu = contexts[unic]
+                                        if not cu then
+                                            contexts[unic] = t
                                         end
                                     end
                                 end
@@ -10919,38 +10184,40 @@ local function prepare_contextchains(tfmdata)
     end
 end
 
-function fonts.initializers.node.otf.features(tfmdata,value)
+-- we can consider lookuphash == false (initialized but empty) vs lookuphash == table
+
+local function featuresinitializer(tfmdata,value)
     if true then -- value then
-        if not tfmdata.shared.otfdata.shared.initialized then
-            local t = trace_preparing and os.clock()
-            local otfdata = tfmdata.shared.otfdata
-            local featuredata = otfdata.shared.featuredata
-            -- caches
-            featuredata.gsub_multiple            = { }
-            featuredata.gsub_alternate           = { }
-            featuredata.gsub_single              = { }
-            featuredata.gsub_ligature            = { }
-            featuredata.gsub_contextchain        = { }
-            featuredata.gsub_reversecontextchain = { }
-            featuredata.gpos_pair                = { }
-            featuredata.gpos_single              = { }
-            featuredata.gpos_mark2base           = { }
-            featuredata.gpos_mark2ligature       = featuredata.gpos_mark2base
-            featuredata.gpos_mark2mark           = featuredata.gpos_mark2base
-            featuredata.gpos_cursive             = { }
-            featuredata.gpos_contextchain        = featuredata.gsub_contextchain
-            featuredata.gpos_reversecontextchain = featuredata.gsub_reversecontextchain
-            --
+        -- beware we need to use the topmost properties table
+        local rawdata    = tfmdata.shared.rawdata
+        local properties = rawdata.properties
+        if not properties.initialized then
+            local starttime = trace_preparing and os.clock()
+            local resources = rawdata.resources
+            resources.lookuphash = resources.lookuphash or { }
             prepare_contextchains(tfmdata)
             prepare_lookups(tfmdata)
-            otfdata.shared.initialized = true
+            properties.initialized = true
             if trace_preparing then
-                report_prepare("preparation time is %0.3f seconds for %s",os.clock()-t,tfmdata.fullname or "?")
+                report_prepare("preparation time is %0.3f seconds for %s",os.clock()-starttime,tfmdata.properties.fullname or "?")
             end
         end
     end
 end
 
+registerotffeature {
+    name         = "features",
+    description  = "features",
+    default      = true,
+    initializers = {
+        position = 1,
+        node     = featuresinitializer,
+    },
+    processors   = {
+        node     = featuresprocessor,
+    }
+}
+
 end -- closure
 
 do -- begin closure to overcome local limits and interference
@@ -10970,50 +10237,110 @@ local type, tostring, match, format, concat = type, tostring, string.match, stri
 if not trackers then trackers = { register = function() end } end
 
 local trace_analyzing = false  trackers.register("otf.analyzing",  function(v) trace_analyzing = v end)
-local trace_cjk       = false  trackers.register("cjk.injections", function(v) trace_cjk       = v end)
-
-trackers.register("cjk.analyzing","otf.analyzing")
 
 local fonts, nodes = fonts, nodes
 local node = node
 
-local otf = fonts.otf
-local tfm = fonts.tfm
+local otf                 = fonts.handlers.otf
 
-fonts.analyzers          = fonts.analyzers or { }
-local analyzers          = fonts.analyzers
+local analyzers           = fonts.analyzers
+local initializers        = { }
+local methods             = { }
 
-analyzers.initializers   = analyzers.initializers or { node = { otf = { } } }
-analyzers.methods        = analyzers.methods      or { node = { otf = { } } }
+analyzers.initializers    = initializers
+analyzers.methods         = methods
+analyzers.useunicodemarks = false
 
-local initializers       = analyzers.initializers
-local methods            = analyzers.methods
+local nodecodes           = nodes.nodecodes
+local glyph_code          = nodecodes.glyph
 
-local nodecodes          = nodes.nodecodes
-local glyph_code         = nodecodes.glyph
+local set_attribute       = node.set_attribute
+local has_attribute       = node.has_attribute
+local traverse_id         = node.traverse_id
+local traverse_node_list  = node.traverse
 
-local set_attribute      = node.set_attribute
-local has_attribute      = node.has_attribute
-local traverse_id        = node.traverse_id
-local traverse_node_list = node.traverse
+local fontdata            = fonts.hashes.identifiers
+local state               = attributes.private('state')
+local categories          = characters and characters.categories or { } -- sorry, only in context
+
+local tracers             = nodes.tracers
+local colortracers        = tracers and tracers.colors
+local setnodecolor        = colortracers and colortracers.set   or function() end
+local resetnodecolor      = colortracers and colortracers.reset or function() end
+
+local otffeatures         = fonts.constructors.newfeatures("otf")
+local registerotffeature  = otffeatures.register
+
+--[[ldx--
+<p>Analyzers run per script and/or language and are needed in order to
+process features right.</p>
+--ldx]]--
+
+-- todo: analyzers per script/lang, cross font, so we need an font id hash -> script
+-- e.g. latin -> hyphenate, arab -> 1/2/3 analyze -- its own namespace
 
-local fontdata           = fonts.identifiers
-local state              = attributes.private('state')
-local categories         = characters and characters.categories or { } -- sorry, only in context
+-- an example analyzer (should move to font-ota.lua)
 
-local fontscolors        = fonts.colors
-local fcs                = (fontscolors and fontscolors.set)   or function() end
-local fcr                = (fontscolors and fontscolors.reset) or function() end
+local state = attributes.private('state')
 
+function analyzers.setstate(head,font)
+    local useunicodemarks  = analyzers.useunicodemarks
+    local tfmdata = fontdata[font]
+    local characters = tfmdata.characters
+    local descriptions = tfmdata.descriptions
+    local first, last, current, n, done = nil, nil, head, 0, false -- maybe make n boolean
+    while current do
+        local id = current.id
+        if id == glyph_code and current.font == font then
+            local char = current.char
+            local d = descriptions[char]
+            if d then
+                if d.class == "mark" or (useunicodemarks and categories[char] == "mn") then
+                    done = true
+                    set_attribute(current,state,5) -- mark
+                elseif n == 0 then
+                    first, last, n = current, current, 1
+                    set_attribute(current,state,1) -- init
+                else
+                    last, n = current, n+1
+                    set_attribute(current,state,2) -- medi
+                end
+            else -- finish
+                if first and first == last then
+                    set_attribute(last,state,4) -- isol
+                elseif last then
+                    set_attribute(last,state,3) -- fina
+                end
+                first, last, n = nil, nil, 0
+            end
+        elseif id == disc_code then
+            -- always in the middle
+            set_attribute(current,state,2) -- midi
+            last = current
+        else -- finish
+            if first and first == last then
+                set_attribute(last,state,4) -- isol
+            elseif last then
+                set_attribute(last,state,3) -- fina
+            end
+            first, last, n = nil, nil, 0
+        end
+        current = current.next
+    end
+    if first and first == last then
+        set_attribute(last,state,4) -- isol
+    elseif last then
+        set_attribute(last,state,3) -- fina
+    end
+    return head, done
+end
 
 -- in the future we will use language/script attributes instead of the
 -- font related value, but then we also need dynamic features which is
 -- somewhat slower; and .. we need a chain of them
 
-local scriptandlanguage = otf.scriptandlanguage
-
-function fonts.initializers.node.otf.analyze(tfmdata,value,attr)
-    local script, language = otf.scriptandlanguage(tfmdata,attr)
+local function analyzeinitializer(tfmdata,value) -- attr
+    local script, language = otf.scriptandlanguage(tfmdata) -- attr
     local action = initializers[script]
     if action then
         if type(action) == "function" then
@@ -11025,10 +10352,9 @@ function fonts.initializers.node.otf.analyze(tfmdata,value,attr)
             end
         end
     end
-    return nil
 end
 
-function fonts.methods.node.otf.analyze(head,font,attr)
+local function analyzeprocessor(head,font,attr)
     local tfmdata = fontdata[font]
     local script, language = otf.scriptandlanguage(tfmdata,attr)
     local action = methods[script]
@@ -11045,12 +10371,22 @@ function fonts.methods.node.otf.analyze(head,font,attr)
     return head, false
 end
 
-otf.features.register("analyze",true)   -- we always analyze
-table.insert(fonts.triggers,"analyze")  -- we need a proper function for doing this
+registerotffeature {
+    name         = "analyze",
+    description  = "analysis of (for instance) character classes",
+    default      = true,
+    initializers = {
+        node     = analyzeinitializer,
+    },
+    processors = {
+        position = 1,
+        node     = analyzeprocessor,
+    }
+}
 
 -- latin
 
-analyzers.methods.latn = analyzers.aux.setstate
+methods.latn = analyzers.setstate
 
 -- this info eventually will go into char-def
 
@@ -11132,10 +10468,10 @@ local function warning(current,what)
     end
 end
 
-function analyzers.methods.nocolor(head,font,attr)
+function methods.nocolor(head,font,attr)
     for n in traverse_id(glyph_code,head) do
         if not font or n.font == font then
-            fcr(n)
+            resetnodecolor(n)
         end
     end
     return head, true
@@ -11147,22 +10483,22 @@ local function finish(first,last)
             local fc = first.char
             if isol_fina_medi_init[fc] or isol_fina[fc] then
                 set_attribute(first,state,4) -- isol
-                if trace_analyzing then fcs(first,"font:isol") end
+                if trace_analyzing then setnodecolor(first,"font:isol") end
             else
                 warning(first,"isol")
                 set_attribute(first,state,0) -- error
-                if trace_analyzing then fcr(first) end
+                if trace_analyzing then resetnodecolor(first) end
             end
         else
             local lc = last.char
             if isol_fina_medi_init[lc] or isol_fina[lc] then -- why isol here ?
             -- if laststate == 1 or laststate == 2 or laststate == 4 then
                 set_attribute(last,state,3) -- fina
-                if trace_analyzing then fcs(last,"font:fina") end
+                if trace_analyzing then setnodecolor(last,"font:fina") end
             else
                 warning(last,"fina")
                 set_attribute(last,state,0) -- error
-                if trace_analyzing then fcr(last) end
+                if trace_analyzing then resetnodecolor(last) end
             end
         end
         first, last = nil, nil
@@ -11171,21 +10507,21 @@ local function finish(first,last)
         local fc = first.char
         if isol_fina_medi_init[fc] or isol_fina[fc] then
             set_attribute(first,state,4) -- isol
-            if trace_analyzing then fcs(first,"font:isol") end
+            if trace_analyzing then setnodecolor(first,"font:isol") end
         else
             warning(first,"isol")
             set_attribute(first,state,0) -- error
-            if trace_analyzing then fcr(first) end
+            if trace_analyzing then resetnodecolor(first) end
         end
         first = nil
     end
     return first, last
 end
 
-function analyzers.methods.arab(head,font,attr) -- maybe make a special version with no trace
+function methods.arab(head,font,attr) -- maybe make a special version with no trace
     local useunicodemarks = analyzers.useunicodemarks
     local tfmdata = fontdata[font]
-    local marks = tfmdata.marks
+    local marks = tfmdata.resources.marks
     local first, last, current, done = nil, nil, head, false
     while current do
         if current.id == glyph_code and current.subtype<256 and current.font == font and not has_attribute(current,state) then
@@ -11193,20 +10529,20 @@ function analyzers.methods.arab(head,font,attr) -- maybe make a special version
             local char = current.char
             if marks[char] or (useunicodemarks and categories[char] == "mn") then
                 set_attribute(current,state,5) -- mark
-                if trace_analyzing then fcs(current,"font:mark") end
+                if trace_analyzing then setnodecolor(current,"font:mark") end
             elseif isol[char] then -- can be zwj or zwnj too
                 first, last = finish(first,last)
                 set_attribute(current,state,4) -- isol
-                if trace_analyzing then fcs(current,"font:isol") end
+                if trace_analyzing then setnodecolor(current,"font:isol") end
                 first, last = nil, nil
             elseif not first then
                 if isol_fina_medi_init[char] then
                     set_attribute(current,state,1) -- init
-                    if trace_analyzing then fcs(current,"font:init") end
+                    if trace_analyzing then setnodecolor(current,"font:init") end
                     first, last = first or current, current
                 elseif isol_fina[char] then
                     set_attribute(current,state,4) -- isol
-                    if trace_analyzing then fcs(current,"font:isol") end
+                    if trace_analyzing then setnodecolor(current,"font:isol") end
                     first, last = nil, nil
                 else -- no arab
                     first, last = finish(first,last)
@@ -11214,18 +10550,18 @@ function analyzers.methods.arab(head,font,attr) -- maybe make a special version
             elseif isol_fina_medi_init[char] then
                 first, last = first or current, current
                 set_attribute(current,state,2) -- medi
-                if trace_analyzing then fcs(current,"font:medi") end
+                if trace_analyzing then setnodecolor(current,"font:medi") end
             elseif isol_fina[char] then
                 if not has_attribute(last,state,1) then
                     -- tricky, we need to check what last may be !
                     set_attribute(last,state,2) -- medi
-                    if trace_analyzing then fcs(last,"font:medi") end
+                    if trace_analyzing then setnodecolor(last,"font:medi") end
                 end
                 set_attribute(current,state,3) -- fina
-                if trace_analyzing then fcs(current,"font:fina") end
+                if trace_analyzing then setnodecolor(current,"font:fina") end
                 first, last = nil, nil
             elseif char >= 0x0600 and char <= 0x06FF then
-                if trace_analyzing then fcs(current,"font:rest") end
+                if trace_analyzing then setnodecolor(current,"font:rest") end
                 first, last = finish(first,last)
             else --no
                 first, last = finish(first,last)
@@ -11243,3991 +10579,40 @@ end -- closure
 
 do -- begin closure to overcome local limits and interference
 
-if not modules then modules = { } end modules ['font-otc'] = {
+if not modules then modules = { } end modules ['luatex-fonts-lua'] = {
     version   = 1.001,
-    comment   = "companion to font-otf.lua (context)",
+    comment   = "companion to luatex-*.tex",
     author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
     copyright = "PRAGMA ADE / ConTeXt Development Team",
     license   = "see context related readme files"
 }
 
-local format, insert = string.format, table.insert
-local type, next = type, next
-
--- we assume that the other otf stuff is loaded already
-
-local trace_loading = false  trackers.register("otf.loading", function(v) trace_loading = v end)
-
-local fonts = fonts
-local otf   = fonts.otf
-
-local report_otf = logs.reporter("fonts","otf loading")
-
--- instead of "script = "DFLT", langs = { 'dflt' }" we now use wildcards (we used to
--- have always); some day we can write a "force always when true" trick for other
--- features as well
---
--- we could have a tnum variant as well
-
--- In the userdata interface we can not longer tweak the loaded font as
--- conveniently as before. For instance, instead of pushing extra data in
--- in the table using the original structure, we now have to operate on
--- the mkiv representation. And as the fontloader interface is modelled
--- after fontforge we cannot change that one too much either.
-
-local extra_lists = {
-    tlig = {
-        {
-            endash        = "hyphen hyphen",
-            emdash        = "hyphen hyphen hyphen",
-         -- quotedblleft  = "quoteleft quoteleft",
-         -- quotedblright = "quoteright quoteright",
-         -- quotedblleft  = "grave grave",
-         -- quotedblright = "quotesingle quotesingle",
-         -- quotedblbase  = "comma comma",
-        },
-    },
-    trep = {
-        {
-         -- [0x0022] = 0x201D,
-            [0x0027] = 0x2019,
-         -- [0x0060] = 0x2018,
-        },
-    },
-    anum = {
-        { -- arabic
-            [0x0030] = 0x0660,
-            [0x0031] = 0x0661,
-            [0x0032] = 0x0662,
-            [0x0033] = 0x0663,
-            [0x0034] = 0x0664,
-            [0x0035] = 0x0665,
-            [0x0036] = 0x0666,
-            [0x0037] = 0x0667,
-            [0x0038] = 0x0668,
-            [0x0039] = 0x0669,
-        },
-        { -- persian
-            [0x0030] = 0x06F0,
-            [0x0031] = 0x06F1,
-            [0x0032] = 0x06F2,
-            [0x0033] = 0x06F3,
-            [0x0034] = 0x06F4,
-            [0x0035] = 0x06F5,
-            [0x0036] = 0x06F6,
-            [0x0037] = 0x06F7,
-            [0x0038] = 0x06F8,
-            [0x0039] = 0x06F9,
-        },
-    },
-}
+if context then
+    texio.write_nl("fatal error: this module is not for context")
+    os.exit()
+end
 
-local extra_features = { -- maybe just 1..n so that we prescribe order
-    tlig = {
-        {
-            features  = { ["*"] = { ["*"] = true } },
-            name      = "ctx_tlig_1",
-            subtables = { "ctx_tlig_1_s" },
-            type      = "gsub_ligature",
-            flags     = { },
-        },
-    },
-    trep = {
-        {
-            features  = { ["*"] = { ["*"] = true } },
-            name      = "ctx_trep_1",
-            subtables = { "ctx_trep_1_s" },
-            type      = "gsub_single",
-            flags     = { },
-        },
-    },
-    anum = {
-        {
-            features  = { arab = { URD = true, dflt = true } },
-            name      = "ctx_anum_1",
-            subtables = { "ctx_anum_1_s" },
-            type      = "gsub_single",
-            flags     = { },
-        },
-        {
-            features  = { arab = { URD = true } },
-            name      = "ctx_anum_2",
-            subtables = { "ctx_anum_2_s" },
-            type      = "gsub_single",
-            flags     = { },
-        },
-    },
-}
+local fonts       = fonts
+fonts.formats.lua = "lua"
 
-local function enhancedata(data,filename,raw)
-    local luatex = data.luatex
-    local lookups = luatex.lookups
-    local sequences = luatex.sequences
-    local glyphs = data.glyphs
-    local indices = luatex.indices
-    local gsubfeatures = luatex.features.gsub
-    for kind, specifications in next, extra_features do
-        if gsub and gsub[kind] then
-            -- already present
+function fonts.readers.lua(specification)
+    local fullname = specification.filename or ""
+    if fullname == "" then
+        local forced = specification.forced or ""
+        if forced ~= "" then
+            fullname = specification.name .. "." .. forced
         else
-            local done = 0
-            for s=1,#specifications do
-                local added = false
-                local specification = specifications[s]
-                local features, subtables = specification.features, specification.subtables
-                local name, type, flags = specification.name, specification.type, specification.flags
-                local full = subtables[1]
-                local list = extra_lists[kind][s]
-                if type == "gsub_ligature" then
-                    -- inefficient loop
-                    for unicode, index in next, indices do
-                        local glyph = glyphs[index]
-                        local ligature = list[glyph.name]
-                        if ligature then
-                            if glyph.slookups then
-                                glyph.slookups     [full] = { "ligature", ligature, glyph.name }
-                            else
-                                glyph.slookups = { [full] = { "ligature", ligature, glyph.name } }
-                            end
-                            done, added = done+1, true
-                        end
-                    end
-                elseif type == "gsub_single" then
-                    -- inefficient loop
-                    for unicode, index in next, indices do
-                        local glyph = glyphs[index]
-                        local r = list[unicode]
-                        if r then
-                            local replacement = indices[r]
-                            if replacement and glyphs[replacement] then
-                                if glyph.slookups then
-                                    glyph.slookups     [full] = { "substitution", glyphs[replacement].name }
-                                else
-                                    glyph.slookups = { [full] = { "substitution", glyphs[replacement].name } }
-                                end
-                                done, added = done+1, true
-                            end
-                        end
-                    end
-                end
-                if added then
-                    sequences[#sequences+1] = {
-                        chain     = 0,
-                        features  = { [kind] = features },
-                        flags     = flags,
-                        name      = name,
-                        subtables = subtables,
-                        type      = type,
-                    }
-                    -- register in metadata (merge as there can be a few)
-                    if not gsubfeatures then
-                        gsubfeatures = { }
-                        luatex.features.gsub = gsubfeatures
-                    end
-                    local k = gsubfeatures[kind]
-                    if not k then
-                        k = { }
-                        gsubfeatures[kind] = k
-                    end
-                    for script, languages in next, features do
-                        local kk = k[script]
-                        if not kk then
-                            kk = { }
-                            k[script] = kk
-                        end
-                        for language, value in next, languages do
-                            kk[language] = value
-                        end
-                    end
-                end
-            end
-            if done > 0 then
-                if trace_loading then
-                    report_otf("enhance: registering %s feature (%s glyphs affected)",kind,done)
-                end
-            end
+            fullname = specification.name
         end
     end
+    local fullname = resolvers.findfile(fullname) or ""
+    if fullname ~= "" then
+        local loader = loadfile(fullname)
+        loader = loader and loader()
+        return loader and loader(specification)
+    end
 end
 
-otf.enhancers.register("check extra features",enhancedata)
-
-local features = otf.tables.features
-
-features['tlig'] = 'TeX Ligatures'
-features['trep'] = 'TeX Replacements'
-features['anum'] = 'Arabic Digits'
-
-local registerbasesubstitution = otf.features.registerbasesubstitution
-
-registerbasesubstitution('tlig')
-registerbasesubstitution('trep')
-registerbasesubstitution('anum')
-
--- the functionality is defined elsewhere
-
-local initializers        = fonts.initializers
-local common_initializers = initializers.common
-local base_initializers   = initializers.base.otf
-local node_initializers   = initializers.node.otf
-
-base_initializers.equaldigits = common_initializers.equaldigits
-node_initializers.equaldigits = common_initializers.equaldigits
-
-base_initializers.lineheight  = common_initializers.lineheight
-node_initializers.lineheight  = common_initializers.lineheight
-
-base_initializers.compose     = common_initializers.compose
-node_initializers.compose     = common_initializers.compose
-
-end -- closure
-
-do -- begin closure to overcome local limits and interference
-
-if not modules then modules = { } end modules ['font-map'] = {
-    version   = 1.001,
-    comment   = "companion to font-ini.mkiv",
-    author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
-    copyright = "derived from http://www.adobe.com/devnet/opentype/archives/glyphlist.txt",
-    original  = "Adobe Glyph List, version 2.0, September 20, 2002",
-}
-
-fonts         = fonts or { }
-fonts.enc     = fonts.enc or { }
-fonts.enc.agl = fonts.enc.agl or { }
-
-fonts.enc.agl.unicodes = { -- generated
-    ["A"]=65,
-    ["AE"]=198,
-    ["AEacute"]=508,
-    ["AEmacron"]=482,
-    ["Aacute"]=193,
-    ["Abreve"]=258,
-    ["Abreveacute"]=7854,
-    ["Abrevecyrillic"]=1232,
-    ["Abrevedotbelow"]=7862,
-    ["Abrevegrave"]=7856,
-    ["Abrevehookabove"]=7858,
-    ["Abrevetilde"]=7860,
-    ["Acaron"]=461,
-    ["Acircle"]=9398,
-    ["Acircumflex"]=194,
-    ["Acircumflexacute"]=7844,
-    ["Acircumflexdotbelow"]=7852,
-    ["Acircumflexgrave"]=7846,
-    ["Acircumflexhookabove"]=7848,
-    ["Acircumflextilde"]=7850,
-    ["Adblgrave"]=512,
-    ["Adieresis"]=196,
-    ["Adieresiscyrillic"]=1234,
-    ["Adieresismacron"]=478,
-    ["Adotbelow"]=7840,
-    ["Adotmacron"]=480,
-    ["Agrave"]=192,
-    ["Ahookabove"]=7842,
-    ["Aiecyrillic"]=1236,
-    ["Ainvertedbreve"]=514,
-    ["Alpha"]=913,
-    ["Alphatonos"]=902,
-    ["Amacron"]=256,
-    ["Amonospace"]=65313,
-    ["Aogonek"]=260,
-    ["Aring"]=197,
-    ["Aringacute"]=506,
-    ["Aringbelow"]=7680,
-    ["Atilde"]=195,
-    ["Aybarmenian"]=1329,
-    ["B"]=66,
-    ["Bcircle"]=9399,
-    ["Bdotaccent"]=7682,
-    ["Bdotbelow"]=7684,
-    ["Benarmenian"]=1330,
-    ["Beta"]=914,
-    ["Bhook"]=385,
-    ["Blinebelow"]=7686,
-    ["Bmonospace"]=65314,
-    ["Btopbar"]=386,
-    ["C"]=67,
-    ["Caarmenian"]=1342,
-    ["Cacute"]=262,
-    ["Ccaron"]=268,
-    ["Ccedilla"]=199,
-    ["Ccedillaacute"]=7688,
-    ["Ccircle"]=9400,
-    ["Ccircumflex"]=264,
-    ["Cdotaccent"]=266,
-    ["Chaarmenian"]=1353,
-    ["Cheabkhasiancyrillic"]=1212,
-    ["Chedescenderabkhasiancyrillic"]=1214,
-    ["Chedescendercyrillic"]=1206,
-    ["Chedieresiscyrillic"]=1268,
-    ["Cheharmenian"]=1347,
-    ["Chekhakassiancyrillic"]=1227,
-    ["Cheverticalstrokecyrillic"]=1208,
-    ["Chi"]=935,
-    ["Chook"]=391,
-    ["Cmonospace"]=65315,
-    ["Coarmenian"]=1361,
-    ["D"]=68,
-    ["DZ"]=497,
-    ["DZcaron"]=452,
-    ["Daarmenian"]=1332,
-    ["Dafrican"]=393,
-    ["Dcaron"]=270,
-    ["Dcedilla"]=7696,
-    ["Dcircle"]=9401,
-    ["Dcircumflexbelow"]=7698,
-    ["Ddotaccent"]=7690,
-    ["Ddotbelow"]=7692,
-    ["Deicoptic"]=1006,
-    ["Deltagreek"]=916,
-    ["Dhook"]=394,
-    ["Digammagreek"]=988,
-    ["Dlinebelow"]=7694,
-    ["Dmonospace"]=65316,
-    ["Dslash"]=272,
-    ["Dtopbar"]=395,
-    ["Dz"]=498,
-    ["Dzcaron"]=453,
-    ["Dzeabkhasiancyrillic"]=1248,
-    ["E"]=69,
-    ["Eacute"]=201,
-    ["Ebreve"]=276,
-    ["Ecaron"]=282,
-    ["Ecedillabreve"]=7708,
-    ["Echarmenian"]=1333,
-    ["Ecircle"]=9402,
-    ["Ecircumflex"]=202,
-    ["Ecircumflexacute"]=7870,
-    ["Ecircumflexbelow"]=7704,
-    ["Ecircumflexdotbelow"]=7878,
-    ["Ecircumflexgrave"]=7872,
-    ["Ecircumflexhookabove"]=7874,
-    ["Ecircumflextilde"]=7876,
-    ["Edblgrave"]=516,
-    ["Edieresis"]=203,
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-    ["Kmonospace"]=65323,
-    ["Koppacyrillic"]=1152,
-    ["Koppagreek"]=990,
-    ["Ksicyrillic"]=1134,
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-    ["Ldotaccent"]=319,
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-    ["Ldotbelowmacron"]=7736,
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-    ["Menarmenian"]=1348,
-    ["Mmonospace"]=65325,
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-    ["Mu"]=924,
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-    ["Ncircle"]=9411,
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-    ["Ncommaaccent"]=325,
-    ["Ndotaccent"]=7748,
-    ["Ndotbelow"]=7750,
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-    ["Nlinebelow"]=7752,
-    ["Nmonospace"]=65326,
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-    ["Ocircumflexgrave"]=7890,
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-    ["Ocircumflextilde"]=7894,
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-    ["Odieresiscyrillic"]=1254,
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-    ["Ohorngrave"]=7900,
-    ["Ohornhookabove"]=7902,
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-    ["Omacrongrave"]=7760,
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-    ["Omegagreek"]=937,
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-    ["Oogonekmacron"]=492,
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-    ["Otcyrillic"]=1150,
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-    ["Otildeacute"]=7756,
-    ["Otildedieresis"]=7758,
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-    ["Piwrarmenian"]=1363,
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-    ["Psicyrillic"]=1136,
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-    ["Rdotbelowmacron"]=7772,
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-    ["Sdotbelowdotaccent"]=7784,
-    ["Seharmenian"]=1357,
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-    ["Tedescendercyrillic"]=1196,
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-    ["Tetsecyrillic"]=1204,
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-    ["Thook"]=428,
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-    ["aagurmukhi"]=2566,
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-    ["aavowelsignbengali"]=2494,
-    ["aavowelsigndeva"]=2366,
-    ["aavowelsigngujarati"]=2750,
-    ["abbreviationmarkarmenian"]=1375,
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-    ["acircumflexgrave"]=7847,
-    ["acircumflexhookabove"]=7849,
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-    ["acute"]=180,
-    ["acutebelowcmb"]=791,
-    ["acutecomb"]=769,
-    ["acutedeva"]=2388,
-    ["acutelowmod"]=719,
-    ["acutetonecmb"]=833,
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-    ["addakgurmukhi"]=2673,
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-    ["adieresis"]=228,
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-    ["afii10019"]=1042,
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-    ["afii10021"]=1044,
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-    ["aininitialarabic"]=65227,
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-    ["aivowelsigndeva"]=2376,
-    ["aivowelsigngujarati"]=2760,
-    ["akatakana"]=12450,
-    ["akatakanahalfwidth"]=65393,
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-    ["alefarabic"]=1575,
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-    ["alefhamzaabovearabic"]=1571,
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-    ["alefmaksuraarabic"]=1609,
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-    ["alefpatahhebrew"]=64302,
-    ["alefqamatshebrew"]=64303,
-    ["aleph"]=8501,
-    ["allequal"]=8780,
-    ["alpha"]=945,
-    ["alphatonos"]=940,
-    ["amacron"]=257,
-    ["amonospace"]=65345,
-    ["ampersand"]=38,
-    ["ampersandmonospace"]=65286,
-    ["amsquare"]=13250,
-    ["anbopomofo"]=12578,
-    ["angbopomofo"]=12580,
-    ["angkhankhuthai"]=3674,
-    ["angle"]=8736,
-    ["anglebracketleft"]=12296,
-    ["anglebracketleftvertical"]=65087,
-    ["anglebracketright"]=12297,
-    ["anglebracketrightvertical"]=65088,
-    ["angleleft"]=9001,
-    ["angleright"]=9002,
-    ["angstrom"]=8491,
-    ["anoteleia"]=903,
-    ["anudattadeva"]=2386,
-    ["anusvarabengali"]=2434,
-    ["anusvaradeva"]=2306,
-    ["anusvaragujarati"]=2690,
-    ["aogonek"]=261,
-    ["apaatosquare"]=13056,
-    ["aparen"]=9372,
-    ["apostrophearmenian"]=1370,
-    ["apostrophemod"]=700,
-    ["apple"]=63743,
-    ["approaches"]=8784,
-    ["approxequal"]=8776,
-    ["approxequalorimage"]=8786,
-    ["araeaekorean"]=12686,
-    ["araeakorean"]=12685,
-    ["arc"]=8978,
-    ["arighthalfring"]=7834,
-    ["aring"]=229,
-    ["aringacute"]=507,
-    ["aringbelow"]=7681,
-    ["arrowboth"]=8596,
-    ["arrowdashdown"]=8675,
-    ["arrowdashleft"]=8672,
-    ["arrowdashright"]=8674,
-    ["arrowdashup"]=8673,
-    ["arrowdbldown"]=8659,
-    ["arrowdblup"]=8657,
-    ["arrowdown"]=8595,
-    ["arrowdownleft"]=8601,
-    ["arrowdownright"]=8600,
-    ["arrowdownwhite"]=8681,
-    ["arrowheaddownmod"]=709,
-    ["arrowheadleftmod"]=706,
-    ["arrowheadrightmod"]=707,
-    ["arrowheadupmod"]=708,
-    ["arrowleft"]=8592,
-    ["arrowleftdbl"]=8656,
-    ["arrowleftdblstroke"]=8653,
-    ["arrowleftoverright"]=8646,
-    ["arrowleftwhite"]=8678,
-    ["arrowright"]=8594,
-    ["arrowrightdblstroke"]=8655,
-    ["arrowrightheavy"]=10142,
-    ["arrowrightoverleft"]=8644,
-    ["arrowrightwhite"]=8680,
-    ["arrowtableft"]=8676,
-    ["arrowtabright"]=8677,
-    ["arrowup"]=8593,
-    ["arrowupdn"]=8597,
-    ["arrowupdownbase"]=8616,
-    ["arrowupleft"]=8598,
-    ["arrowupleftofdown"]=8645,
-    ["arrowupright"]=8599,
-    ["arrowupwhite"]=8679,
-    ["asciicircum"]=94,
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-    ["asciitilde"]=126,
-    ["asciitildemonospace"]=65374,
-    ["ascript"]=593,
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-    ["asmallhiragana"]=12353,
-    ["asmallkatakana"]=12449,
-    ["asmallkatakanahalfwidth"]=65383,
-    ["asterisk"]=42,
-    ["asteriskarabic"]=1645,
-    ["asteriskmath"]=8727,
-    ["asteriskmonospace"]=65290,
-    ["asterisksmall"]=65121,
-    ["asterism"]=8258,
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-    ["atmonospace"]=65312,
-    ["atsmall"]=65131,
-    ["aturned"]=592,
-    ["aubengali"]=2452,
-    ["aubopomofo"]=12576,
-    ["audeva"]=2324,
-    ["augujarati"]=2708,
-    ["augurmukhi"]=2580,
-    ["aulengthmarkbengali"]=2519,
-    ["aumatragurmukhi"]=2636,
-    ["auvowelsignbengali"]=2508,
-    ["auvowelsigndeva"]=2380,
-    ["auvowelsigngujarati"]=2764,
-    ["avagrahadeva"]=2365,
-    ["aybarmenian"]=1377,
-    ["ayinaltonehebrew"]=64288,
-    ["ayinhebrew"]=1506,
-    ["b"]=98,
-    ["babengali"]=2476,
-    ["backslash"]=92,
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-    ["badeva"]=2348,
-    ["bagujarati"]=2732,
-    ["bagurmukhi"]=2604,
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-    ["bahtthai"]=3647,
-    ["bakatakana"]=12496,
-    ["barmonospace"]=65372,
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-    ["beharabic"]=1576,
-    ["behfinalarabic"]=65168,
-    ["behinitialarabic"]=65169,
-    ["behiragana"]=12409,
-    ["behmedialarabic"]=65170,
-    ["behmeeminitialarabic"]=64671,
-    ["behmeemisolatedarabic"]=64520,
-    ["behnoonfinalarabic"]=64621,
-    ["bekatakana"]=12505,
-    ["benarmenian"]=1378,
-    ["beta"]=946,
-    ["betasymbolgreek"]=976,
-    ["betdageshhebrew"]=64305,
-    ["bethebrew"]=1489,
-    ["betrafehebrew"]=64332,
-    ["bhabengali"]=2477,
-    ["bhadeva"]=2349,
-    ["bhagujarati"]=2733,
-    ["bhagurmukhi"]=2605,
-    ["bhook"]=595,
-    ["bihiragana"]=12403,
-    ["bikatakana"]=12499,
-    ["bilabialclick"]=664,
-    ["bindigurmukhi"]=2562,
-    ["birusquare"]=13105,
-    ["blackcircle"]=9679,
-    ["blackdiamond"]=9670,
-    ["blackleftpointingtriangle"]=9664,
-    ["blacklenticularbracketleft"]=12304,
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-    ["blacklowerlefttriangle"]=9699,
-    ["blacklowerrighttriangle"]=9698,
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-    ["blacksmallsquare"]=9642,
-    ["blackstar"]=9733,
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-    ["blackupperrighttriangle"]=9701,
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-    ["bobaimaithai"]=3610,
-    ["bohiragana"]=12412,
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-    ["bullet"]=8226,
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-    ["cagujarati"]=2714,
-    ["cagurmukhi"]=2586,
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-    ["candrabindubengali"]=2433,
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-    ["candrabindudeva"]=2305,
-    ["candrabindugujarati"]=2689,
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-    ["chagujarati"]=2715,
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-    ["chbopomofo"]=12564,
-    ["cheabkhasiancyrillic"]=1213,
-    ["checkmark"]=10003,
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-    ["chedescendercyrillic"]=1207,
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-    ["cheharmenian"]=1395,
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-    ["cheverticalstrokecyrillic"]=1209,
-    ["chi"]=967,
-    ["chieuchacirclekorean"]=12919,
-    ["chieuchaparenkorean"]=12823,
-    ["chieuchcirclekorean"]=12905,
-    ["chieuchkorean"]=12618,
-    ["chieuchparenkorean"]=12809,
-    ["chochangthai"]=3594,
-    ["chochanthai"]=3592,
-    ["chochingthai"]=3593,
-    ["chochoethai"]=3596,
-    ["chook"]=392,
-    ["cieucacirclekorean"]=12918,
-    ["cieucaparenkorean"]=12822,
-    ["cieuccirclekorean"]=12904,
-    ["cieuckorean"]=12616,
-    ["cieucparenkorean"]=12808,
-    ["cieucuparenkorean"]=12828,
-    ["circleot"]=8857,
-    ["circlepostalmark"]=12342,
-    ["circlewithlefthalfblack"]=9680,
-    ["circlewithrighthalfblack"]=9681,
-    ["circumflex"]=710,
-    ["circumflexbelowcmb"]=813,
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-    ["clickalveolar"]=450,
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-    ["clicklateral"]=449,
-    ["clickretroflex"]=451,
-    ["clubsuitblack"]=9827,
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-    ["comma"]=44,
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-    ["commaarmenian"]=1373,
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-    ["cornerbracketleft"]=12300,
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-    ["corporationsquare"]=13183,
-    ["cosquare"]=13255,
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-    ["d"]=100,
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-    ["dadinitialarabic"]=65215,
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-    ["dageshhebrew"]=1468,
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-    ["dagurmukhi"]=2598,
-    ["dahiragana"]=12384,
-    ["dakatakana"]=12480,
-    ["dalarabic"]=1583,
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-    ["dalfinalarabic"]=65194,
-    ["dammalowarabic"]=1615,
-    ["dammatanarabic"]=1612,
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-    ["dargalefthebrew"]=1447,
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-    ["dblanglebracketleft"]=12298,
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-    ["dblarchinvertedbelowcmb"]=811,
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-    ["ddotaccent"]=7691,
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-    ["decimalseparatorpersian"]=1643,
-    ["decyrillic"]=1076,
-    ["degree"]=176,
-    ["dehihebrew"]=1453,
-    ["dehiragana"]=12391,
-    ["deicoptic"]=1007,
-    ["dekatakana"]=12487,
-    ["deleteleft"]=9003,
-    ["deleteright"]=8998,
-    ["delta"]=948,
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-    ["denominatorminusonenumeratorbengali"]=2552,
-    ["dezh"]=676,
-    ["dhabengali"]=2471,
-    ["dhadeva"]=2343,
-    ["dhagujarati"]=2727,
-    ["dhagurmukhi"]=2599,
-    ["dhook"]=599,
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-    ["dochadathai"]=3598,
-    ["dodekthai"]=3604,
-    ["dohiragana"]=12393,
-    ["dokatakana"]=12489,
-    ["dollar"]=36,
-    ["dollarmonospace"]=65284,
-    ["dollarsmall"]=65129,
-    ["dong"]=8363,
-    ["dorusquare"]=13094,
-    ["dotaccent"]=729,
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-    ["dotlessi"]=305,
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-    ["dotmath"]=8901,
-    ["dottedcircle"]=9676,
-    ["downtackbelowcmb"]=798,
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-    ["dparen"]=9375,
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-    ["dz"]=499,
-    ["dzaltone"]=675,
-    ["dzcaron"]=454,
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-    ["dzhecyrillic"]=1119,
-    ["e"]=101,
-    ["eacute"]=233,
-    ["earth"]=9793,
-    ["ebengali"]=2447,
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-    ["echyiwnarmenian"]=1415,
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-    ["edotaccent"]=279,
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-    ["eegurmukhi"]=2575,
-    ["eematragurmukhi"]=2631,
-    ["efcyrillic"]=1092,
-    ["egrave"]=232,
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-    ["eharmenian"]=1383,
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-    ["eibopomofo"]=12575,
-    ["eight"]=56,
-    ["eightbengali"]=2542,
-    ["eightcircle"]=9319,
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-    ["eightdeva"]=2414,
-    ["eighteencircle"]=9329,
-    ["eighteenparen"]=9349,
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-    ["eightgujarati"]=2798,
-    ["eightgurmukhi"]=2670,
-    ["eighthackarabic"]=1640,
-    ["eighthangzhou"]=12328,
-    ["eightideographicparen"]=12839,
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-    ["eightpersian"]=1784,
-    ["eightroman"]=8567,
-    ["eightsuperior"]=8312,
-    ["eightthai"]=3672,
-    ["einvertedbreve"]=519,
-    ["eiotifiedcyrillic"]=1125,
-    ["ekatakana"]=12456,
-    ["ekatakanahalfwidth"]=65396,
-    ["ekonkargurmukhi"]=2676,
-    ["ekorean"]=12628,
-    ["elcyrillic"]=1083,
-    ["element"]=8712,
-    ["elevencircle"]=9322,
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-    ["ellipsis"]=8230,
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-    ["emacron"]=275,
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-    ["emcyrillic"]=1084,
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-    ["emonospace"]=65349,
-    ["emphasismarkarmenian"]=1371,
-    ["emptyset"]=8709,
-    ["enbopomofo"]=12579,
-    ["encyrillic"]=1085,
-    ["endash"]=8211,
-    ["endashvertical"]=65074,
-    ["endescendercyrillic"]=1187,
-    ["eng"]=331,
-    ["engbopomofo"]=12581,
-    ["enghecyrillic"]=1189,
-    ["enhookcyrillic"]=1224,
-    ["enspace"]=8194,
-    ["eogonek"]=281,
-    ["eokorean"]=12627,
-    ["eopen"]=603,
-    ["eopenclosed"]=666,
-    ["eopenreversed"]=604,
-    ["eopenreversedclosed"]=606,
-    ["eopenreversedhook"]=605,
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-    ["epsilon"]=949,
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-    ["equal"]=61,
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-    ["equalsmall"]=65126,
-    ["equalsuperior"]=8316,
-    ["equivalence"]=8801,
-    ["erbopomofo"]=12582,
-    ["ercyrillic"]=1088,
-    ["ereversed"]=600,
-    ["ereversedcyrillic"]=1101,
-    ["escyrillic"]=1089,
-    ["esdescendercyrillic"]=1195,
-    ["esh"]=643,
-    ["eshcurl"]=646,
-    ["eshortdeva"]=2318,
-    ["eshortvowelsigndeva"]=2374,
-    ["eshreversedloop"]=426,
-    ["eshsquatreversed"]=645,
-    ["esmallhiragana"]=12359,
-    ["esmallkatakana"]=12455,
-    ["esmallkatakanahalfwidth"]=65386,
-    ["estimated"]=8494,
-    ["eta"]=951,
-    ["etarmenian"]=1384,
-    ["etatonos"]=942,
-    ["eth"]=240,
-    ["etilde"]=7869,
-    ["etildebelow"]=7707,
-    ["etnahtalefthebrew"]=1425,
-    ["eturned"]=477,
-    ["eukorean"]=12641,
-    ["euro"]=8364,
-    ["evowelsignbengali"]=2503,
-    ["evowelsigndeva"]=2375,
-    ["evowelsigngujarati"]=2759,
-    ["exclam"]=33,
-    ["exclamarmenian"]=1372,
-    ["exclamdbl"]=8252,
-    ["exclamdown"]=161,
-    ["exclammonospace"]=65281,
-    ["ezh"]=658,
-    ["ezhcaron"]=495,
-    ["ezhcurl"]=659,
-    ["ezhreversed"]=441,
-    ["ezhtail"]=442,
-    ["f"]=102,
-    ["fadeva"]=2398,
-    ["fagurmukhi"]=2654,
-    ["fahrenheit"]=8457,
-    ["fathalowarabic"]=1614,
-    ["fathatanarabic"]=1611,
-    ["fbopomofo"]=12552,
-    ["fcircle"]=9429,
-    ["fdotaccent"]=7711,
-    ["feharabic"]=1601,
-    ["feharmenian"]=1414,
-    ["fehfinalarabic"]=65234,
-    ["fehinitialarabic"]=65235,
-    ["fehmedialarabic"]=65236,
-    ["feicoptic"]=997,
-    ["ff"]=64256,
-    ["ffi"]=64259,
-    ["ffl"]=64260,
-    ["fi"]=64257,
-    ["fifteencircle"]=9326,
-    ["fifteenparen"]=9346,
-    ["fifteenperiod"]=9366,
-    ["figuredash"]=8210,
-    ["filledbox"]=9632,
-    ["filledrect"]=9644,
-    ["finalkafdageshhebrew"]=64314,
-    ["finalkafshevahebrew"]=1498,
-    ["finalmemhebrew"]=1501,
-    ["finalnunhebrew"]=1503,
-    ["finalpehebrew"]=1507,
-    ["finaltsadihebrew"]=1509,
-    ["firsttonechinese"]=713,
-    ["fisheye"]=9673,
-    ["fitacyrillic"]=1139,
-    ["five"]=53,
-    ["fivebengali"]=2539,
-    ["fivecircle"]=9316,
-    ["fivecircleinversesansserif"]=10126,
-    ["fivedeva"]=2411,
-    ["fiveeighths"]=8541,
-    ["fivegujarati"]=2795,
-    ["fivegurmukhi"]=2667,
-    ["fivehackarabic"]=1637,
-    ["fivehangzhou"]=12325,
-    ["fiveideographicparen"]=12836,
-    ["fiveinferior"]=8325,
-    ["fivemonospace"]=65301,
-    ["fiveparen"]=9336,
-    ["fiveperiod"]=9356,
-    ["fivepersian"]=1781,
-    ["fiveroman"]=8564,
-    ["fivesuperior"]=8309,
-    ["fivethai"]=3669,
-    ["fl"]=64258,
-    ["florin"]=402,
-    ["fmonospace"]=65350,
-    ["fmsquare"]=13209,
-    ["fofanthai"]=3615,
-    ["fofathai"]=3613,
-    ["fongmanthai"]=3663,
-    ["four"]=52,
-    ["fourbengali"]=2538,
-    ["fourcircle"]=9315,
-    ["fourcircleinversesansserif"]=10125,
-    ["fourdeva"]=2410,
-    ["fourgujarati"]=2794,
-    ["fourgurmukhi"]=2666,
-    ["fourhackarabic"]=1636,
-    ["fourhangzhou"]=12324,
-    ["fourideographicparen"]=12835,
-    ["fourinferior"]=8324,
-    ["fourmonospace"]=65300,
-    ["fournumeratorbengali"]=2551,
-    ["fourparen"]=9335,
-    ["fourperiod"]=9355,
-    ["fourpersian"]=1780,
-    ["fourroman"]=8563,
-    ["foursuperior"]=8308,
-    ["fourteencircle"]=9325,
-    ["fourteenparen"]=9345,
-    ["fourteenperiod"]=9365,
-    ["fourthai"]=3668,
-    ["fourthtonechinese"]=715,
-    ["fparen"]=9377,
-    ["fraction"]=8260,
-    ["franc"]=8355,
-    ["g"]=103,
-    ["gabengali"]=2455,
-    ["gacute"]=501,
-    ["gadeva"]=2327,
-    ["gafarabic"]=1711,
-    ["gaffinalarabic"]=64403,
-    ["gafinitialarabic"]=64404,
-    ["gafmedialarabic"]=64405,
-    ["gagujarati"]=2711,
-    ["gagurmukhi"]=2583,
-    ["gahiragana"]=12364,
-    ["gakatakana"]=12460,
-    ["gamma"]=947,
-    ["gammalatinsmall"]=611,
-    ["gammasuperior"]=736,
-    ["gangiacoptic"]=1003,
-    ["gbopomofo"]=12557,
-    ["gbreve"]=287,
-    ["gcaron"]=487,
-    ["gcircle"]=9430,
-    ["gcircumflex"]=285,
-    ["gcommaaccent"]=291,
-    ["gdotaccent"]=289,
-    ["gecyrillic"]=1075,
-    ["gehiragana"]=12370,
-    ["gekatakana"]=12466,
-    ["geometricallyequal"]=8785,
-    ["gereshaccenthebrew"]=1436,
-    ["gereshhebrew"]=1523,
-    ["gereshmuqdamhebrew"]=1437,
-    ["germandbls"]=223,
-    ["gershayimaccenthebrew"]=1438,
-    ["gershayimhebrew"]=1524,
-    ["getamark"]=12307,
-    ["ghabengali"]=2456,
-    ["ghadarmenian"]=1394,
-    ["ghadeva"]=2328,
-    ["ghagujarati"]=2712,
-    ["ghagurmukhi"]=2584,
-    ["ghainarabic"]=1594,
-    ["ghainfinalarabic"]=65230,
-    ["ghaininitialarabic"]=65231,
-    ["ghainmedialarabic"]=65232,
-    ["ghemiddlehookcyrillic"]=1173,
-    ["ghestrokecyrillic"]=1171,
-    ["gheupturncyrillic"]=1169,
-    ["ghhadeva"]=2394,
-    ["ghhagurmukhi"]=2650,
-    ["ghook"]=608,
-    ["ghzsquare"]=13203,
-    ["gihiragana"]=12366,
-    ["gikatakana"]=12462,
-    ["gimarmenian"]=1379,
-    ["gimeldageshhebrew"]=64306,
-    ["gimelhebrew"]=1490,
-    ["gjecyrillic"]=1107,
-    ["glottalinvertedstroke"]=446,
-    ["glottalstop"]=660,
-    ["glottalstopinverted"]=662,
-    ["glottalstopmod"]=704,
-    ["glottalstopreversed"]=661,
-    ["glottalstopreversedmod"]=705,
-    ["glottalstopreversedsuperior"]=740,
-    ["glottalstopstroke"]=673,
-    ["glottalstopstrokereversed"]=674,
-    ["gmacron"]=7713,
-    ["gmonospace"]=65351,
-    ["gohiragana"]=12372,
-    ["gokatakana"]=12468,
-    ["gparen"]=9378,
-    ["gpasquare"]=13228,
-    ["grave"]=96,
-    ["gravebelowcmb"]=790,
-    ["gravecomb"]=768,
-    ["gravedeva"]=2387,
-    ["gravelowmod"]=718,
-    ["gravemonospace"]=65344,
-    ["gravetonecmb"]=832,
-    ["greater"]=62,
-    ["greaterequal"]=8805,
-    ["greaterequalorless"]=8923,
-    ["greatermonospace"]=65310,
-    ["greaterorequivalent"]=8819,
-    ["greaterorless"]=8823,
-    ["greateroverequal"]=8807,
-    ["greatersmall"]=65125,
-    ["gscript"]=609,
-    ["gstroke"]=485,
-    ["guhiragana"]=12368,
-    ["guillemotleft"]=171,
-    ["guillemotright"]=187,
-    ["guilsinglleft"]=8249,
-    ["guilsinglright"]=8250,
-    ["gukatakana"]=12464,
-    ["guramusquare"]=13080,
-    ["gysquare"]=13257,
-    ["h"]=104,
-    ["haabkhasiancyrillic"]=1193,
-    ["habengali"]=2489,
-    ["hadescendercyrillic"]=1203,
-    ["hadeva"]=2361,
-    ["hagujarati"]=2745,
-    ["hagurmukhi"]=2617,
-    ["haharabic"]=1581,
-    ["hahfinalarabic"]=65186,
-    ["hahinitialarabic"]=65187,
-    ["hahiragana"]=12399,
-    ["hahmedialarabic"]=65188,
-    ["haitusquare"]=13098,
-    ["hakatakana"]=12495,
-    ["hakatakanahalfwidth"]=65418,
-    ["halantgurmukhi"]=2637,
-    ["hamzasukunarabic"]=1569,
-    ["hangulfiller"]=12644,
-    ["hardsigncyrillic"]=1098,
-    ["harpoonleftbarbup"]=8636,
-    ["harpoonrightbarbup"]=8640,
-    ["hasquare"]=13258,
-    ["hatafpatahwidehebrew"]=1458,
-    ["hatafqamatswidehebrew"]=1459,
-    ["hatafsegolwidehebrew"]=1457,
-    ["hbar"]=295,
-    ["hbopomofo"]=12559,
-    ["hbrevebelow"]=7723,
-    ["hcedilla"]=7721,
-    ["hcircle"]=9431,
-    ["hcircumflex"]=293,
-    ["hdieresis"]=7719,
-    ["hdotaccent"]=7715,
-    ["hdotbelow"]=7717,
-    ["heartsuitblack"]=9829,
-    ["heartsuitwhite"]=9825,
-    ["hedageshhebrew"]=64308,
-    ["hehaltonearabic"]=1729,
-    ["heharabic"]=1607,
-    ["hehebrew"]=1492,
-    ["hehfinalaltonearabic"]=64423,
-    ["hehfinalarabic"]=65258,
-    ["hehhamzaabovefinalarabic"]=64421,
-    ["hehhamzaaboveisolatedarabic"]=64420,
-    ["hehinitialaltonearabic"]=64424,
-    ["hehinitialarabic"]=65259,
-    ["hehiragana"]=12408,
-    ["hehmedialaltonearabic"]=64425,
-    ["hehmedialarabic"]=65260,
-    ["heiseierasquare"]=13179,
-    ["hekatakana"]=12504,
-    ["hekatakanahalfwidth"]=65421,
-    ["hekutaarusquare"]=13110,
-    ["henghook"]=615,
-    ["herutusquare"]=13113,
-    ["hethebrew"]=1495,
-    ["hhook"]=614,
-    ["hhooksuperior"]=689,
-    ["hieuhacirclekorean"]=12923,
-    ["hieuhaparenkorean"]=12827,
-    ["hieuhcirclekorean"]=12909,
-    ["hieuhkorean"]=12622,
-    ["hieuhparenkorean"]=12813,
-    ["hihiragana"]=12402,
-    ["hikatakana"]=12498,
-    ["hikatakanahalfwidth"]=65419,
-    ["hiriqwidehebrew"]=1460,
-    ["hlinebelow"]=7830,
-    ["hmonospace"]=65352,
-    ["hoarmenian"]=1392,
-    ["hohipthai"]=3627,
-    ["hohiragana"]=12411,
-    ["hokatakana"]=12507,
-    ["hokatakanahalfwidth"]=65422,
-    ["holamwidehebrew"]=1465,
-    ["honokhukthai"]=3630,
-    ["hookcmb"]=777,
-    ["hookpalatalizedbelowcmb"]=801,
-    ["hookretroflexbelowcmb"]=802,
-    ["hoonsquare"]=13122,
-    ["horicoptic"]=1001,
-    ["horizontalbar"]=8213,
-    ["horncmb"]=795,
-    ["hotsprings"]=9832,
-    ["house"]=8962,
-    ["hparen"]=9379,
-    ["hsuperior"]=688,
-    ["hturned"]=613,
-    ["huhiragana"]=12405,
-    ["huiitosquare"]=13107,
-    ["hukatakana"]=12501,
-    ["hukatakanahalfwidth"]=65420,
-    ["hungarumlaut"]=733,
-    ["hungarumlautcmb"]=779,
-    ["hv"]=405,
-    ["hyphen"]=45,
-    ["hyphenmonospace"]=65293,
-    ["hyphensmall"]=65123,
-    ["hyphentwo"]=8208,
-    ["i"]=105,
-    ["iacute"]=237,
-    ["iacyrillic"]=1103,
-    ["ibengali"]=2439,
-    ["ibopomofo"]=12583,
-    ["ibreve"]=301,
-    ["icaron"]=464,
-    ["icircle"]=9432,
-    ["icircumflex"]=238,
-    ["icyrillic"]=1110,
-    ["idblgrave"]=521,
-    ["ideographearthcircle"]=12943,
-    ["ideographfirecircle"]=12939,
-    ["ideographicallianceparen"]=12863,
-    ["ideographiccallparen"]=12858,
-    ["ideographiccentrecircle"]=12965,
-    ["ideographicclose"]=12294,
-    ["ideographiccomma"]=12289,
-    ["ideographiccommaleft"]=65380,
-    ["ideographiccongratulationparen"]=12855,
-    ["ideographiccorrectcircle"]=12963,
-    ["ideographicearthparen"]=12847,
-    ["ideographicenterpriseparen"]=12861,
-    ["ideographicexcellentcircle"]=12957,
-    ["ideographicfestivalparen"]=12864,
-    ["ideographicfinancialcircle"]=12950,
-    ["ideographicfinancialparen"]=12854,
-    ["ideographicfireparen"]=12843,
-    ["ideographichaveparen"]=12850,
-    ["ideographichighcircle"]=12964,
-    ["ideographiciterationmark"]=12293,
-    ["ideographiclaborcircle"]=12952,
-    ["ideographiclaborparen"]=12856,
-    ["ideographicleftcircle"]=12967,
-    ["ideographiclowcircle"]=12966,
-    ["ideographicmedicinecircle"]=12969,
-    ["ideographicmetalparen"]=12846,
-    ["ideographicmoonparen"]=12842,
-    ["ideographicnameparen"]=12852,
-    ["ideographicperiod"]=12290,
-    ["ideographicprintcircle"]=12958,
-    ["ideographicreachparen"]=12867,
-    ["ideographicrepresentparen"]=12857,
-    ["ideographicresourceparen"]=12862,
-    ["ideographicrightcircle"]=12968,
-    ["ideographicsecretcircle"]=12953,
-    ["ideographicselfparen"]=12866,
-    ["ideographicsocietyparen"]=12851,
-    ["ideographicspace"]=12288,
-    ["ideographicspecialparen"]=12853,
-    ["ideographicstockparen"]=12849,
-    ["ideographicstudyparen"]=12859,
-    ["ideographicsunparen"]=12848,
-    ["ideographicsuperviseparen"]=12860,
-    ["ideographicwaterparen"]=12844,
-    ["ideographicwoodparen"]=12845,
-    ["ideographiczero"]=12295,
-    ["ideographmetalcircle"]=12942,
-    ["ideographmooncircle"]=12938,
-    ["ideographnamecircle"]=12948,
-    ["ideographsuncircle"]=12944,
-    ["ideographwatercircle"]=12940,
-    ["ideographwoodcircle"]=12941,
-    ["ideva"]=2311,
-    ["idieresis"]=239,
-    ["idieresisacute"]=7727,
-    ["idieresiscyrillic"]=1253,
-    ["idotbelow"]=7883,
-    ["iebrevecyrillic"]=1239,
-    ["iecyrillic"]=1077,
-    ["ieungacirclekorean"]=12917,
-    ["ieungaparenkorean"]=12821,
-    ["ieungcirclekorean"]=12903,
-    ["ieungkorean"]=12615,
-    ["ieungparenkorean"]=12807,
-    ["igrave"]=236,
-    ["igujarati"]=2695,
-    ["igurmukhi"]=2567,
-    ["ihiragana"]=12356,
-    ["ihookabove"]=7881,
-    ["iibengali"]=2440,
-    ["iicyrillic"]=1080,
-    ["iideva"]=2312,
-    ["iigujarati"]=2696,
-    ["iigurmukhi"]=2568,
-    ["iimatragurmukhi"]=2624,
-    ["iinvertedbreve"]=523,
-    ["iishortcyrillic"]=1081,
-    ["iivowelsignbengali"]=2496,
-    ["iivowelsigndeva"]=2368,
-    ["iivowelsigngujarati"]=2752,
-    ["ij"]=307,
-    ["ikatakana"]=12452,
-    ["ikatakanahalfwidth"]=65394,
-    ["ikorean"]=12643,
-    ["iluyhebrew"]=1452,
-    ["imacron"]=299,
-    ["imacroncyrillic"]=1251,
-    ["imageorapproximatelyequal"]=8787,
-    ["imatragurmukhi"]=2623,
-    ["imonospace"]=65353,
-    ["increment"]=8710,
-    ["infinity"]=8734,
-    ["iniarmenian"]=1387,
-    ["integral"]=8747,
-    ["integralbt"]=8993,
-    ["integraltp"]=8992,
-    ["intersection"]=8745,
-    ["intisquare"]=13061,
-    ["invbullet"]=9688,
-    ["invsmileface"]=9787,
-    ["iocyrillic"]=1105,
-    ["iogonek"]=303,
-    ["iota"]=953,
-    ["iotadieresis"]=970,
-    ["iotadieresistonos"]=912,
-    ["iotalatin"]=617,
-    ["iotatonos"]=943,
-    ["iparen"]=9380,
-    ["irigurmukhi"]=2674,
-    ["ismallhiragana"]=12355,
-    ["ismallkatakana"]=12451,
-    ["ismallkatakanahalfwidth"]=65384,
-    ["issharbengali"]=2554,
-    ["istroke"]=616,
-    ["iterationhiragana"]=12445,
-    ["iterationkatakana"]=12541,
-    ["itilde"]=297,
-    ["itildebelow"]=7725,
-    ["iubopomofo"]=12585,
-    ["iucyrillic"]=1102,
-    ["ivowelsignbengali"]=2495,
-    ["ivowelsigndeva"]=2367,
-    ["ivowelsigngujarati"]=2751,
-    ["izhitsacyrillic"]=1141,
-    ["izhitsadblgravecyrillic"]=1143,
-    ["j"]=106,
-    ["jaarmenian"]=1393,
-    ["jabengali"]=2460,
-    ["jadeva"]=2332,
-    ["jagujarati"]=2716,
-    ["jagurmukhi"]=2588,
-    ["jbopomofo"]=12560,
-    ["jcaron"]=496,
-    ["jcircle"]=9433,
-    ["jcircumflex"]=309,
-    ["jcrossedtail"]=669,
-    ["jdotlessstroke"]=607,
-    ["jecyrillic"]=1112,
-    ["jeemarabic"]=1580,
-    ["jeemfinalarabic"]=65182,
-    ["jeeminitialarabic"]=65183,
-    ["jeemmedialarabic"]=65184,
-    ["jeharabic"]=1688,
-    ["jehfinalarabic"]=64395,
-    ["jhabengali"]=2461,
-    ["jhadeva"]=2333,
-    ["jhagujarati"]=2717,
-    ["jhagurmukhi"]=2589,
-    ["jheharmenian"]=1403,
-    ["jis"]=12292,
-    ["jmonospace"]=65354,
-    ["jparen"]=9381,
-    ["jsuperior"]=690,
-    ["k"]=107,
-    ["kabashkircyrillic"]=1185,
-    ["kabengali"]=2453,
-    ["kacute"]=7729,
-    ["kacyrillic"]=1082,
-    ["kadescendercyrillic"]=1179,
-    ["kadeva"]=2325,
-    ["kafarabic"]=1603,
-    ["kafdageshhebrew"]=64315,
-    ["kaffinalarabic"]=65242,
-    ["kafhebrew"]=1499,
-    ["kafinitialarabic"]=65243,
-    ["kafmedialarabic"]=65244,
-    ["kafrafehebrew"]=64333,
-    ["kagujarati"]=2709,
-    ["kagurmukhi"]=2581,
-    ["kahiragana"]=12363,
-    ["kahookcyrillic"]=1220,
-    ["kakatakana"]=12459,
-    ["kakatakanahalfwidth"]=65398,
-    ["kappa"]=954,
-    ["kappasymbolgreek"]=1008,
-    ["kapyeounmieumkorean"]=12657,
-    ["kapyeounphieuphkorean"]=12676,
-    ["kapyeounpieupkorean"]=12664,
-    ["kapyeounssangpieupkorean"]=12665,
-    ["karoriisquare"]=13069,
-    ["kasmallkatakana"]=12533,
-    ["kasquare"]=13188,
-    ["kasraarabic"]=1616,
-    ["kasratanarabic"]=1613,
-    ["kastrokecyrillic"]=1183,
-    ["katahiraprolongmarkhalfwidth"]=65392,
-    ["kaverticalstrokecyrillic"]=1181,
-    ["kbopomofo"]=12558,
-    ["kcalsquare"]=13193,
-    ["kcaron"]=489,
-    ["kcircle"]=9434,
-    ["kcommaaccent"]=311,
-    ["kdotbelow"]=7731,
-    ["keharmenian"]=1412,
-    ["kehiragana"]=12369,
-    ["kekatakana"]=12465,
-    ["kekatakanahalfwidth"]=65401,
-    ["kenarmenian"]=1391,
-    ["kesmallkatakana"]=12534,
-    ["kgreenlandic"]=312,
-    ["khabengali"]=2454,
-    ["khacyrillic"]=1093,
-    ["khadeva"]=2326,
-    ["khagujarati"]=2710,
-    ["khagurmukhi"]=2582,
-    ["khaharabic"]=1582,
-    ["khahfinalarabic"]=65190,
-    ["khahinitialarabic"]=65191,
-    ["khahmedialarabic"]=65192,
-    ["kheicoptic"]=999,
-    ["khhadeva"]=2393,
-    ["khhagurmukhi"]=2649,
-    ["khieukhacirclekorean"]=12920,
-    ["khieukhaparenkorean"]=12824,
-    ["khieukhcirclekorean"]=12906,
-    ["khieukhkorean"]=12619,
-    ["khieukhparenkorean"]=12810,
-    ["khokhaithai"]=3586,
-    ["khokhonthai"]=3589,
-    ["khokhuatthai"]=3587,
-    ["khokhwaithai"]=3588,
-    ["khomutthai"]=3675,
-    ["khook"]=409,
-    ["khorakhangthai"]=3590,
-    ["khzsquare"]=13201,
-    ["kihiragana"]=12365,
-    ["kikatakana"]=12461,
-    ["kikatakanahalfwidth"]=65399,
-    ["kiroguramusquare"]=13077,
-    ["kiromeetorusquare"]=13078,
-    ["kirosquare"]=13076,
-    ["kiyeokacirclekorean"]=12910,
-    ["kiyeokaparenkorean"]=12814,
-    ["kiyeokcirclekorean"]=12896,
-    ["kiyeokkorean"]=12593,
-    ["kiyeokparenkorean"]=12800,
-    ["kiyeoksioskorean"]=12595,
-    ["kjecyrillic"]=1116,
-    ["klinebelow"]=7733,
-    ["klsquare"]=13208,
-    ["kmcubedsquare"]=13222,
-    ["kmonospace"]=65355,
-    ["kmsquaredsquare"]=13218,
-    ["kohiragana"]=12371,
-    ["kohmsquare"]=13248,
-    ["kokaithai"]=3585,
-    ["kokatakana"]=12467,
-    ["kokatakanahalfwidth"]=65402,
-    ["kooposquare"]=13086,
-    ["koppacyrillic"]=1153,
-    ["koreanstandardsymbol"]=12927,
-    ["koroniscmb"]=835,
-    ["kparen"]=9382,
-    ["kpasquare"]=13226,
-    ["ksicyrillic"]=1135,
-    ["ktsquare"]=13263,
-    ["kturned"]=670,
-    ["kuhiragana"]=12367,
-    ["kukatakana"]=12463,
-    ["kukatakanahalfwidth"]=65400,
-    ["kvsquare"]=13240,
-    ["kwsquare"]=13246,
-    ["l"]=108,
-    ["labengali"]=2482,
-    ["lacute"]=314,
-    ["ladeva"]=2354,
-    ["lagujarati"]=2738,
-    ["lagurmukhi"]=2610,
-    ["lakkhangyaothai"]=3653,
-    ["lamaleffinalarabic"]=65276,
-    ["lamalefhamzaabovefinalarabic"]=65272,
-    ["lamalefhamzaaboveisolatedarabic"]=65271,
-    ["lamalefhamzabelowfinalarabic"]=65274,
-    ["lamalefhamzabelowisolatedarabic"]=65273,
-    ["lamalefisolatedarabic"]=65275,
-    ["lamalefmaddaabovefinalarabic"]=65270,
-    ["lamalefmaddaaboveisolatedarabic"]=65269,
-    ["lamarabic"]=1604,
-    ["lambda"]=955,
-    ["lambdastroke"]=411,
-    ["lameddageshhebrew"]=64316,
-    ["lamedholamhebrew"]=1500,
-    ["lamfinalarabic"]=65246,
-    ["lamhahinitialarabic"]=64714,
-    ["lamjeeminitialarabic"]=64713,
-    ["lamkhahinitialarabic"]=64715,
-    ["lamlamhehisolatedarabic"]=65010,
-    ["lammedialarabic"]=65248,
-    ["lammeemhahinitialarabic"]=64904,
-    ["lammeeminitialarabic"]=64716,
-    ["lammeemkhahinitialarabic"]=65247,
-    ["largecircle"]=9711,
-    ["lbar"]=410,
-    ["lbelt"]=620,
-    ["lbopomofo"]=12556,
-    ["lcaron"]=318,
-    ["lcircle"]=9435,
-    ["lcircumflexbelow"]=7741,
-    ["lcommaaccent"]=316,
-    ["ldotaccent"]=320,
-    ["ldotbelow"]=7735,
-    ["ldotbelowmacron"]=7737,
-    ["leftangleabovecmb"]=794,
-    ["lefttackbelowcmb"]=792,
-    ["less"]=60,
-    ["lessequal"]=8804,
-    ["lessequalorgreater"]=8922,
-    ["lessmonospace"]=65308,
-    ["lessorequivalent"]=8818,
-    ["lessorgreater"]=8822,
-    ["lessoverequal"]=8806,
-    ["lesssmall"]=65124,
-    ["lezh"]=622,
-    ["lfblock"]=9612,
-    ["lhookretroflex"]=621,
-    ["lira"]=8356,
-    ["liwnarmenian"]=1388,
-    ["lj"]=457,
-    ["ljecyrillic"]=1113,
-    ["lladeva"]=2355,
-    ["llagujarati"]=2739,
-    ["llinebelow"]=7739,
-    ["llladeva"]=2356,
-    ["llvocalicbengali"]=2529,
-    ["llvocalicdeva"]=2401,
-    ["llvocalicvowelsignbengali"]=2531,
-    ["llvocalicvowelsigndeva"]=2403,
-    ["lmiddletilde"]=619,
-    ["lmonospace"]=65356,
-    ["lmsquare"]=13264,
-    ["lochulathai"]=3628,
-    ["logicaland"]=8743,
-    ["logicalnot"]=172,
-    ["logicalor"]=8744,
-    ["lolingthai"]=3621,
-    ["lowlinecenterline"]=65102,
-    ["lowlinecmb"]=818,
-    ["lowlinedashed"]=65101,
-    ["lozenge"]=9674,
-    ["lparen"]=9383,
-    ["lslash"]=322,
-    ["lsquare"]=8467,
-    ["luthai"]=3622,
-    ["lvocalicbengali"]=2444,
-    ["lvocalicdeva"]=2316,
-    ["lvocalicvowelsignbengali"]=2530,
-    ["lvocalicvowelsigndeva"]=2402,
-    ["lxsquare"]=13267,
-    ["m"]=109,
-    ["mabengali"]=2478,
-    ["macron"]=175,
-    ["macronbelowcmb"]=817,
-    ["macroncmb"]=772,
-    ["macronlowmod"]=717,
-    ["macronmonospace"]=65507,
-    ["macute"]=7743,
-    ["madeva"]=2350,
-    ["magujarati"]=2734,
-    ["magurmukhi"]=2606,
-    ["mahapakhlefthebrew"]=1444,
-    ["mahiragana"]=12414,
-    ["maichattawathai"]=3659,
-    ["maiekthai"]=3656,
-    ["maihanakatthai"]=3633,
-    ["maitaikhuthai"]=3655,
-    ["maithothai"]=3657,
-    ["maitrithai"]=3658,
-    ["maiyamokthai"]=3654,
-    ["makatakana"]=12510,
-    ["makatakanahalfwidth"]=65423,
-    ["mansyonsquare"]=13127,
-    ["maqafhebrew"]=1470,
-    ["mars"]=9794,
-    ["masoracirclehebrew"]=1455,
-    ["masquare"]=13187,
-    ["mbopomofo"]=12551,
-    ["mbsquare"]=13268,
-    ["mcircle"]=9436,
-    ["mcubedsquare"]=13221,
-    ["mdotaccent"]=7745,
-    ["mdotbelow"]=7747,
-    ["meemarabic"]=1605,
-    ["meemfinalarabic"]=65250,
-    ["meeminitialarabic"]=65251,
-    ["meemmedialarabic"]=65252,
-    ["meemmeeminitialarabic"]=64721,
-    ["meemmeemisolatedarabic"]=64584,
-    ["meetorusquare"]=13133,
-    ["mehiragana"]=12417,
-    ["meizierasquare"]=13182,
-    ["mekatakana"]=12513,
-    ["mekatakanahalfwidth"]=65426,
-    ["memdageshhebrew"]=64318,
-    ["memhebrew"]=1502,
-    ["menarmenian"]=1396,
-    ["merkhakefulalefthebrew"]=1446,
-    ["merkhalefthebrew"]=1445,
-    ["mhook"]=625,
-    ["mhzsquare"]=13202,
-    ["middledotkatakanahalfwidth"]=65381,
-    ["mieumacirclekorean"]=12914,
-    ["mieumaparenkorean"]=12818,
-    ["mieumcirclekorean"]=12900,
-    ["mieumkorean"]=12609,
-    ["mieumpansioskorean"]=12656,
-    ["mieumparenkorean"]=12804,
-    ["mieumpieupkorean"]=12654,
-    ["mieumsioskorean"]=12655,
-    ["mihiragana"]=12415,
-    ["mikatakana"]=12511,
-    ["mikatakanahalfwidth"]=65424,
-    ["minus"]=8722,
-    ["minusbelowcmb"]=800,
-    ["minuscircle"]=8854,
-    ["minusmod"]=727,
-    ["minusplus"]=8723,
-    ["minute"]=8242,
-    ["miribaarusquare"]=13130,
-    ["mirisquare"]=13129,
-    ["mlonglegturned"]=624,
-    ["mlsquare"]=13206,
-    ["mmcubedsquare"]=13219,
-    ["mmonospace"]=65357,
-    ["mmsquaredsquare"]=13215,
-    ["mohiragana"]=12418,
-    ["mohmsquare"]=13249,
-    ["mokatakana"]=12514,
-    ["mokatakanahalfwidth"]=65427,
-    ["molsquare"]=13270,
-    ["momathai"]=3617,
-    ["moverssquare"]=13223,
-    ["moverssquaredsquare"]=13224,
-    ["mparen"]=9384,
-    ["mpasquare"]=13227,
-    ["mssquare"]=13235,
-    ["mturned"]=623,
-    ["mu1"]=181,
-    ["muasquare"]=13186,
-    ["muchgreater"]=8811,
-    ["muchless"]=8810,
-    ["mufsquare"]=13196,
-    ["mugreek"]=956,
-    ["mugsquare"]=13197,
-    ["muhiragana"]=12416,
-    ["mukatakana"]=12512,
-    ["mukatakanahalfwidth"]=65425,
-    ["mulsquare"]=13205,
-    ["multiply"]=215,
-    ["mumsquare"]=13211,
-    ["munahlefthebrew"]=1443,
-    ["musicalnote"]=9834,
-    ["musicalnotedbl"]=9835,
-    ["musicflatsign"]=9837,
-    ["musicsharpsign"]=9839,
-    ["mussquare"]=13234,
-    ["muvsquare"]=13238,
-    ["muwsquare"]=13244,
-    ["mvmegasquare"]=13241,
-    ["mvsquare"]=13239,
-    ["mwmegasquare"]=13247,
-    ["mwsquare"]=13245,
-    ["n"]=110,
-    ["nabengali"]=2472,
-    ["nabla"]=8711,
-    ["nacute"]=324,
-    ["nadeva"]=2344,
-    ["nagujarati"]=2728,
-    ["nagurmukhi"]=2600,
-    ["nahiragana"]=12394,
-    ["nakatakana"]=12490,
-    ["nakatakanahalfwidth"]=65413,
-    ["nasquare"]=13185,
-    ["nbopomofo"]=12555,
-    ["ncaron"]=328,
-    ["ncircle"]=9437,
-    ["ncircumflexbelow"]=7755,
-    ["ncommaaccent"]=326,
-    ["ndotaccent"]=7749,
-    ["ndotbelow"]=7751,
-    ["nehiragana"]=12397,
-    ["nekatakana"]=12493,
-    ["nekatakanahalfwidth"]=65416,
-    ["nfsquare"]=13195,
-    ["ngabengali"]=2457,
-    ["ngadeva"]=2329,
-    ["ngagujarati"]=2713,
-    ["ngagurmukhi"]=2585,
-    ["ngonguthai"]=3591,
-    ["nhiragana"]=12435,
-    ["nhookleft"]=626,
-    ["nhookretroflex"]=627,
-    ["nieunacirclekorean"]=12911,
-    ["nieunaparenkorean"]=12815,
-    ["nieuncieuckorean"]=12597,
-    ["nieuncirclekorean"]=12897,
-    ["nieunhieuhkorean"]=12598,
-    ["nieunkorean"]=12596,
-    ["nieunpansioskorean"]=12648,
-    ["nieunparenkorean"]=12801,
-    ["nieunsioskorean"]=12647,
-    ["nieuntikeutkorean"]=12646,
-    ["nihiragana"]=12395,
-    ["nikatakana"]=12491,
-    ["nikatakanahalfwidth"]=65414,
-    ["nikhahitthai"]=3661,
-    ["nine"]=57,
-    ["ninebengali"]=2543,
-    ["ninecircle"]=9320,
-    ["ninecircleinversesansserif"]=10130,
-    ["ninedeva"]=2415,
-    ["ninegujarati"]=2799,
-    ["ninegurmukhi"]=2671,
-    ["ninehackarabic"]=1641,
-    ["ninehangzhou"]=12329,
-    ["nineideographicparen"]=12840,
-    ["nineinferior"]=8329,
-    ["ninemonospace"]=65305,
-    ["nineparen"]=9340,
-    ["nineperiod"]=9360,
-    ["ninepersian"]=1785,
-    ["nineroman"]=8568,
-    ["ninesuperior"]=8313,
-    ["nineteencircle"]=9330,
-    ["nineteenparen"]=9350,
-    ["nineteenperiod"]=9370,
-    ["ninethai"]=3673,
-    ["nj"]=460,
-    ["njecyrillic"]=1114,
-    ["nkatakana"]=12531,
-    ["nkatakanahalfwidth"]=65437,
-    ["nlegrightlong"]=414,
-    ["nlinebelow"]=7753,
-    ["nmonospace"]=65358,
-    ["nmsquare"]=13210,
-    ["nnabengali"]=2467,
-    ["nnadeva"]=2339,
-    ["nnagujarati"]=2723,
-    ["nnagurmukhi"]=2595,
-    ["nnnadeva"]=2345,
-    ["nohiragana"]=12398,
-    ["nokatakana"]=12494,
-    ["nokatakanahalfwidth"]=65417,
-    ["nonbreakingspace"]=160,
-    ["nonenthai"]=3603,
-    ["nonuthai"]=3609,
-    ["noonarabic"]=1606,
-    ["noonfinalarabic"]=65254,
-    ["noonghunnaarabic"]=1722,
-    ["noonghunnafinalarabic"]=64415,
-    ["nooninitialarabic"]=65255,
-    ["noonjeeminitialarabic"]=64722,
-    ["noonjeemisolatedarabic"]=64587,
-    ["noonmedialarabic"]=65256,
-    ["noonmeeminitialarabic"]=64725,
-    ["noonmeemisolatedarabic"]=64590,
-    ["noonnoonfinalarabic"]=64653,
-    ["notcontains"]=8716,
-    ["notelementof"]=8713,
-    ["notequal"]=8800,
-    ["notgreater"]=8815,
-    ["notgreaternorequal"]=8817,
-    ["notgreaternorless"]=8825,
-    ["notidentical"]=8802,
-    ["notless"]=8814,
-    ["notlessnorequal"]=8816,
-    ["notparallel"]=8742,
-    ["notprecedes"]=8832,
-    ["notsubset"]=8836,
-    ["notsucceeds"]=8833,
-    ["notsuperset"]=8837,
-    ["nowarmenian"]=1398,
-    ["nparen"]=9385,
-    ["nssquare"]=13233,
-    ["nsuperior"]=8319,
-    ["ntilde"]=241,
-    ["nu"]=957,
-    ["nuhiragana"]=12396,
-    ["nukatakana"]=12492,
-    ["nukatakanahalfwidth"]=65415,
-    ["nuktabengali"]=2492,
-    ["nuktadeva"]=2364,
-    ["nuktagujarati"]=2748,
-    ["nuktagurmukhi"]=2620,
-    ["numbersign"]=35,
-    ["numbersignmonospace"]=65283,
-    ["numbersignsmall"]=65119,
-    ["numeralsigngreek"]=884,
-    ["numeralsignlowergreek"]=885,
-    ["numero"]=8470,
-    ["nundageshhebrew"]=64320,
-    ["nunhebrew"]=1504,
-    ["nvsquare"]=13237,
-    ["nwsquare"]=13243,
-    ["nyabengali"]=2462,
-    ["nyadeva"]=2334,
-    ["nyagujarati"]=2718,
-    ["nyagurmukhi"]=2590,
-    ["o"]=111,
-    ["oacute"]=243,
-    ["oangthai"]=3629,
-    ["obarred"]=629,
-    ["obarredcyrillic"]=1257,
-    ["obarreddieresiscyrillic"]=1259,
-    ["obengali"]=2451,
-    ["obopomofo"]=12571,
-    ["obreve"]=335,
-    ["ocandradeva"]=2321,
-    ["ocandragujarati"]=2705,
-    ["ocandravowelsigndeva"]=2377,
-    ["ocandravowelsigngujarati"]=2761,
-    ["ocaron"]=466,
-    ["ocircle"]=9438,
-    ["ocircumflex"]=244,
-    ["ocircumflexacute"]=7889,
-    ["ocircumflexdotbelow"]=7897,
-    ["ocircumflexgrave"]=7891,
-    ["ocircumflexhookabove"]=7893,
-    ["ocircumflextilde"]=7895,
-    ["ocyrillic"]=1086,
-    ["odblgrave"]=525,
-    ["odeva"]=2323,
-    ["odieresis"]=246,
-    ["odieresiscyrillic"]=1255,
-    ["odotbelow"]=7885,
-    ["oe"]=339,
-    ["oekorean"]=12634,
-    ["ogonek"]=731,
-    ["ogonekcmb"]=808,
-    ["ograve"]=242,
-    ["ogujarati"]=2707,
-    ["oharmenian"]=1413,
-    ["ohiragana"]=12362,
-    ["ohookabove"]=7887,
-    ["ohorn"]=417,
-    ["ohornacute"]=7899,
-    ["ohorndotbelow"]=7907,
-    ["ohorngrave"]=7901,
-    ["ohornhookabove"]=7903,
-    ["ohorntilde"]=7905,
-    ["ohungarumlaut"]=337,
-    ["oi"]=419,
-    ["oinvertedbreve"]=527,
-    ["okatakana"]=12458,
-    ["okatakanahalfwidth"]=65397,
-    ["okorean"]=12631,
-    ["olehebrew"]=1451,
-    ["omacron"]=333,
-    ["omacronacute"]=7763,
-    ["omacrongrave"]=7761,
-    ["omdeva"]=2384,
-    ["omega"]=969,
-    ["omegacyrillic"]=1121,
-    ["omegalatinclosed"]=631,
-    ["omegaroundcyrillic"]=1147,
-    ["omegatitlocyrillic"]=1149,
-    ["omegatonos"]=974,
-    ["omgujarati"]=2768,
-    ["omicron"]=959,
-    ["omicrontonos"]=972,
-    ["omonospace"]=65359,
-    ["one"]=49,
-    ["onebengali"]=2535,
-    ["onecircle"]=9312,
-    ["onecircleinversesansserif"]=10122,
-    ["onedeva"]=2407,
-    ["onedotenleader"]=8228,
-    ["oneeighth"]=8539,
-    ["onegujarati"]=2791,
-    ["onegurmukhi"]=2663,
-    ["onehackarabic"]=1633,
-    ["onehalf"]=189,
-    ["onehangzhou"]=12321,
-    ["oneideographicparen"]=12832,
-    ["oneinferior"]=8321,
-    ["onemonospace"]=65297,
-    ["onenumeratorbengali"]=2548,
-    ["oneparen"]=9332,
-    ["oneperiod"]=9352,
-    ["onepersian"]=1777,
-    ["onequarter"]=188,
-    ["oneroman"]=8560,
-    ["onesuperior"]=185,
-    ["onethai"]=3665,
-    ["onethird"]=8531,
-    ["oogonek"]=491,
-    ["oogonekmacron"]=493,
-    ["oogurmukhi"]=2579,
-    ["oomatragurmukhi"]=2635,
-    ["oopen"]=596,
-    ["oparen"]=9386,
-    ["option"]=8997,
-    ["ordfeminine"]=170,
-    ["ordmasculine"]=186,
-    ["oshortdeva"]=2322,
-    ["oshortvowelsigndeva"]=2378,
-    ["oslash"]=248,
-    ["osmallhiragana"]=12361,
-    ["osmallkatakana"]=12457,
-    ["osmallkatakanahalfwidth"]=65387,
-    ["ostrokeacute"]=511,
-    ["otcyrillic"]=1151,
-    ["otilde"]=245,
-    ["otildeacute"]=7757,
-    ["otildedieresis"]=7759,
-    ["oubopomofo"]=12577,
-    ["overline"]=8254,
-    ["overlinecenterline"]=65098,
-    ["overlinecmb"]=773,
-    ["overlinedashed"]=65097,
-    ["overlinedblwavy"]=65100,
-    ["overlinewavy"]=65099,
-    ["ovowelsignbengali"]=2507,
-    ["ovowelsigndeva"]=2379,
-    ["ovowelsigngujarati"]=2763,
-    ["p"]=112,
-    ["paampssquare"]=13184,
-    ["paasentosquare"]=13099,
-    ["pabengali"]=2474,
-    ["pacute"]=7765,
-    ["padeva"]=2346,
-    ["pagedown"]=8671,
-    ["pageup"]=8670,
-    ["pagujarati"]=2730,
-    ["pagurmukhi"]=2602,
-    ["pahiragana"]=12401,
-    ["paiyannoithai"]=3631,
-    ["pakatakana"]=12497,
-    ["palatalizationcyrilliccmb"]=1156,
-    ["palochkacyrillic"]=1216,
-    ["pansioskorean"]=12671,
-    ["paragraph"]=182,
-    ["parallel"]=8741,
-    ["parenleft"]=40,
-    ["parenleftaltonearabic"]=64830,
-    ["parenleftinferior"]=8333,
-    ["parenleftmonospace"]=65288,
-    ["parenleftsmall"]=65113,
-    ["parenleftsuperior"]=8317,
-    ["parenleftvertical"]=65077,
-    ["parenright"]=41,
-    ["parenrightaltonearabic"]=64831,
-    ["parenrightinferior"]=8334,
-    ["parenrightmonospace"]=65289,
-    ["parenrightsmall"]=65114,
-    ["parenrightsuperior"]=8318,
-    ["parenrightvertical"]=65078,
-    ["partialdiff"]=8706,
-    ["paseqhebrew"]=1472,
-    ["pashtahebrew"]=1433,
-    ["pasquare"]=13225,
-    ["patahwidehebrew"]=1463,
-    ["pazerhebrew"]=1441,
-    ["pbopomofo"]=12550,
-    ["pcircle"]=9439,
-    ["pdotaccent"]=7767,
-    ["pecyrillic"]=1087,
-    ["pedageshhebrew"]=64324,
-    ["peezisquare"]=13115,
-    ["pefinaldageshhebrew"]=64323,
-    ["peharabic"]=1662,
-    ["peharmenian"]=1402,
-    ["pehebrew"]=1508,
-    ["pehfinalarabic"]=64343,
-    ["pehinitialarabic"]=64344,
-    ["pehiragana"]=12410,
-    ["pehmedialarabic"]=64345,
-    ["pekatakana"]=12506,
-    ["pemiddlehookcyrillic"]=1191,
-    ["perafehebrew"]=64334,
-    ["percent"]=37,
-    ["percentarabic"]=1642,
-    ["percentmonospace"]=65285,
-    ["percentsmall"]=65130,
-    ["period"]=46,
-    ["periodarmenian"]=1417,
-    ["periodcentered"]=183,
-    ["periodhalfwidth"]=65377,
-    ["periodmonospace"]=65294,
-    ["periodsmall"]=65106,
-    ["perispomenigreekcmb"]=834,
-    ["perpendicular"]=8869,
-    ["perthousand"]=8240,
-    ["peseta"]=8359,
-    ["pfsquare"]=13194,
-    ["phabengali"]=2475,
-    ["phadeva"]=2347,
-    ["phagujarati"]=2731,
-    ["phagurmukhi"]=2603,
-    ["phi"]=966,
-    ["phieuphacirclekorean"]=12922,
-    ["phieuphaparenkorean"]=12826,
-    ["phieuphcirclekorean"]=12908,
-    ["phieuphkorean"]=12621,
-    ["phieuphparenkorean"]=12812,
-    ["philatin"]=632,
-    ["phinthuthai"]=3642,
-    ["phisymbolgreek"]=981,
-    ["phook"]=421,
-    ["phophanthai"]=3614,
-    ["phophungthai"]=3612,
-    ["phosamphaothai"]=3616,
-    ["pi"]=960,
-    ["pieupacirclekorean"]=12915,
-    ["pieupaparenkorean"]=12819,
-    ["pieupcieuckorean"]=12662,
-    ["pieupcirclekorean"]=12901,
-    ["pieupkiyeokkorean"]=12658,
-    ["pieupkorean"]=12610,
-    ["pieupparenkorean"]=12805,
-    ["pieupsioskiyeokkorean"]=12660,
-    ["pieupsioskorean"]=12612,
-    ["pieupsiostikeutkorean"]=12661,
-    ["pieupthieuthkorean"]=12663,
-    ["pieuptikeutkorean"]=12659,
-    ["pihiragana"]=12404,
-    ["pikatakana"]=12500,
-    ["pisymbolgreek"]=982,
-    ["piwrarmenian"]=1411,
-    ["plus"]=43,
-    ["plusbelowcmb"]=799,
-    ["pluscircle"]=8853,
-    ["plusminus"]=177,
-    ["plusmod"]=726,
-    ["plusmonospace"]=65291,
-    ["plussmall"]=65122,
-    ["plussuperior"]=8314,
-    ["pmonospace"]=65360,
-    ["pmsquare"]=13272,
-    ["pohiragana"]=12413,
-    ["pointingindexdownwhite"]=9759,
-    ["pointingindexleftwhite"]=9756,
-    ["pointingindexrightwhite"]=9758,
-    ["pointingindexupwhite"]=9757,
-    ["pokatakana"]=12509,
-    ["poplathai"]=3611,
-    ["postalmark"]=12306,
-    ["postalmarkface"]=12320,
-    ["pparen"]=9387,
-    ["precedes"]=8826,
-    ["prescription"]=8478,
-    ["primemod"]=697,
-    ["primereversed"]=8245,
-    ["product"]=8719,
-    ["projective"]=8965,
-    ["prolongedkana"]=12540,
-    ["propellor"]=8984,
-    ["proportion"]=8759,
-    ["proportional"]=8733,
-    ["psi"]=968,
-    ["psicyrillic"]=1137,
-    ["psilipneumatacyrilliccmb"]=1158,
-    ["pssquare"]=13232,
-    ["puhiragana"]=12407,
-    ["pukatakana"]=12503,
-    ["pvsquare"]=13236,
-    ["pwsquare"]=13242,
-    ["q"]=113,
-    ["qadeva"]=2392,
-    ["qadmahebrew"]=1448,
-    ["qafarabic"]=1602,
-    ["qaffinalarabic"]=65238,
-    ["qafinitialarabic"]=65239,
-    ["qafmedialarabic"]=65240,
-    ["qamatswidehebrew"]=1464,
-    ["qarneyparahebrew"]=1439,
-    ["qbopomofo"]=12561,
-    ["qcircle"]=9440,
-    ["qhook"]=672,
-    ["qmonospace"]=65361,
-    ["qofdageshhebrew"]=64327,
-    ["qoftserehebrew"]=1511,
-    ["qparen"]=9388,
-    ["quarternote"]=9833,
-    ["qubutswidehebrew"]=1467,
-    ["question"]=63,
-    ["questionarabic"]=1567,
-    ["questionarmenian"]=1374,
-    ["questiondown"]=191,
-    ["questiongreek"]=894,
-    ["questionmonospace"]=65311,
-    ["quotedbl"]=34,
-    ["quotedblbase"]=8222,
-    ["quotedblleft"]=8220,
-    ["quotedblmonospace"]=65282,
-    ["quotedblprime"]=12318,
-    ["quotedblprimereversed"]=12317,
-    ["quotedblright"]=8221,
-    ["quoteleft"]=8216,
-    ["quotereversed"]=8219,
-    ["quoteright"]=8217,
-    ["quoterightn"]=329,
-    ["quotesinglbase"]=8218,
-    ["quotesingle"]=39,
-    ["quotesinglemonospace"]=65287,
-    ["r"]=114,
-    ["raarmenian"]=1404,
-    ["rabengali"]=2480,
-    ["racute"]=341,
-    ["radeva"]=2352,
-    ["radical"]=8730,
-    ["radoverssquare"]=13230,
-    ["radoverssquaredsquare"]=13231,
-    ["radsquare"]=13229,
-    ["rafehebrew"]=1471,
-    ["ragujarati"]=2736,
-    ["ragurmukhi"]=2608,
-    ["rahiragana"]=12425,
-    ["rakatakana"]=12521,
-    ["rakatakanahalfwidth"]=65431,
-    ["ralowerdiagonalbengali"]=2545,
-    ["ramiddlediagonalbengali"]=2544,
-    ["ramshorn"]=612,
-    ["ratio"]=8758,
-    ["rbopomofo"]=12566,
-    ["rcaron"]=345,
-    ["rcircle"]=9441,
-    ["rcommaaccent"]=343,
-    ["rdblgrave"]=529,
-    ["rdotaccent"]=7769,
-    ["rdotbelow"]=7771,
-    ["rdotbelowmacron"]=7773,
-    ["referencemark"]=8251,
-    ["registered"]=174,
-    ["reharmenian"]=1408,
-    ["rehfinalarabic"]=65198,
-    ["rehiragana"]=12428,
-    ["rehyehaleflamarabic"]=1585,
-    ["rekatakana"]=12524,
-    ["rekatakanahalfwidth"]=65434,
-    ["reshdageshhebrew"]=64328,
-    ["reshtserehebrew"]=1512,
-    ["reversedtilde"]=8765,
-    ["reviamugrashhebrew"]=1431,
-    ["revlogicalnot"]=8976,
-    ["rfishhook"]=638,
-    ["rfishhookreversed"]=639,
-    ["rhabengali"]=2525,
-    ["rhadeva"]=2397,
-    ["rho"]=961,
-    ["rhook"]=637,
-    ["rhookturned"]=635,
-    ["rhookturnedsuperior"]=693,
-    ["rhosymbolgreek"]=1009,
-    ["rhotichookmod"]=734,
-    ["rieulacirclekorean"]=12913,
-    ["rieulaparenkorean"]=12817,
-    ["rieulcirclekorean"]=12899,
-    ["rieulhieuhkorean"]=12608,
-    ["rieulkiyeokkorean"]=12602,
-    ["rieulkiyeoksioskorean"]=12649,
-    ["rieulkorean"]=12601,
-    ["rieulmieumkorean"]=12603,
-    ["rieulpansioskorean"]=12652,
-    ["rieulparenkorean"]=12803,
-    ["rieulphieuphkorean"]=12607,
-    ["rieulpieupkorean"]=12604,
-    ["rieulpieupsioskorean"]=12651,
-    ["rieulsioskorean"]=12605,
-    ["rieulthieuthkorean"]=12606,
-    ["rieultikeutkorean"]=12650,
-    ["rieulyeorinhieuhkorean"]=12653,
-    ["rightangle"]=8735,
-    ["righttackbelowcmb"]=793,
-    ["righttriangle"]=8895,
-    ["rihiragana"]=12426,
-    ["rikatakana"]=12522,
-    ["rikatakanahalfwidth"]=65432,
-    ["ring"]=730,
-    ["ringbelowcmb"]=805,
-    ["ringcmb"]=778,
-    ["ringhalfleft"]=703,
-    ["ringhalfleftarmenian"]=1369,
-    ["ringhalfleftbelowcmb"]=796,
-    ["ringhalfleftcentered"]=723,
-    ["ringhalfright"]=702,
-    ["ringhalfrightbelowcmb"]=825,
-    ["ringhalfrightcentered"]=722,
-    ["rinvertedbreve"]=531,
-    ["rittorusquare"]=13137,
-    ["rlinebelow"]=7775,
-    ["rlongleg"]=636,
-    ["rlonglegturned"]=634,
-    ["rmonospace"]=65362,
-    ["rohiragana"]=12429,
-    ["rokatakana"]=12525,
-    ["rokatakanahalfwidth"]=65435,
-    ["roruathai"]=3619,
-    ["rparen"]=9389,
-    ["rrabengali"]=2524,
-    ["rradeva"]=2353,
-    ["rragurmukhi"]=2652,
-    ["rreharabic"]=1681,
-    ["rrehfinalarabic"]=64397,
-    ["rrvocalicbengali"]=2528,
-    ["rrvocalicdeva"]=2400,
-    ["rrvocalicgujarati"]=2784,
-    ["rrvocalicvowelsignbengali"]=2500,
-    ["rrvocalicvowelsigndeva"]=2372,
-    ["rrvocalicvowelsigngujarati"]=2756,
-    ["rtblock"]=9616,
-    ["rturned"]=633,
-    ["rturnedsuperior"]=692,
-    ["ruhiragana"]=12427,
-    ["rukatakana"]=12523,
-    ["rukatakanahalfwidth"]=65433,
-    ["rupeemarkbengali"]=2546,
-    ["rupeesignbengali"]=2547,
-    ["ruthai"]=3620,
-    ["rvocalicbengali"]=2443,
-    ["rvocalicdeva"]=2315,
-    ["rvocalicgujarati"]=2699,
-    ["rvocalicvowelsignbengali"]=2499,
-    ["rvocalicvowelsigndeva"]=2371,
-    ["rvocalicvowelsigngujarati"]=2755,
-    ["s"]=115,
-    ["sabengali"]=2488,
-    ["sacute"]=347,
-    ["sacutedotaccent"]=7781,
-    ["sadarabic"]=1589,
-    ["sadeva"]=2360,
-    ["sadfinalarabic"]=65210,
-    ["sadinitialarabic"]=65211,
-    ["sadmedialarabic"]=65212,
-    ["sagujarati"]=2744,
-    ["sagurmukhi"]=2616,
-    ["sahiragana"]=12373,
-    ["sakatakana"]=12469,
-    ["sakatakanahalfwidth"]=65403,
-    ["sallallahoualayhewasallamarabic"]=65018,
-    ["samekhdageshhebrew"]=64321,
-    ["samekhhebrew"]=1505,
-    ["saraaathai"]=3634,
-    ["saraaethai"]=3649,
-    ["saraaimaimalaithai"]=3652,
-    ["saraaimaimuanthai"]=3651,
-    ["saraamthai"]=3635,
-    ["saraathai"]=3632,
-    ["saraethai"]=3648,
-    ["saraiithai"]=3637,
-    ["saraithai"]=3636,
-    ["saraothai"]=3650,
-    ["saraueethai"]=3639,
-    ["sarauethai"]=3638,
-    ["sarauthai"]=3640,
-    ["sarauuthai"]=3641,
-    ["sbopomofo"]=12569,
-    ["scaron"]=353,
-    ["scarondotaccent"]=7783,
-    ["scedilla"]=351,
-    ["schwa"]=601,
-    ["schwacyrillic"]=1241,
-    ["schwadieresiscyrillic"]=1243,
-    ["schwahook"]=602,
-    ["scircle"]=9442,
-    ["scircumflex"]=349,
-    ["scommaaccent"]=537,
-    ["sdotaccent"]=7777,
-    ["sdotbelow"]=7779,
-    ["sdotbelowdotaccent"]=7785,
-    ["seagullbelowcmb"]=828,
-    ["second"]=8243,
-    ["secondtonechinese"]=714,
-    ["section"]=167,
-    ["seenarabic"]=1587,
-    ["seenfinalarabic"]=65202,
-    ["seeninitialarabic"]=65203,
-    ["seenmedialarabic"]=65204,
-    ["segoltahebrew"]=1426,
-    ["segolwidehebrew"]=1462,
-    ["seharmenian"]=1405,
-    ["sehiragana"]=12379,
-    ["sekatakana"]=12475,
-    ["sekatakanahalfwidth"]=65406,
-    ["semicolon"]=59,
-    ["semicolonarabic"]=1563,
-    ["semicolonmonospace"]=65307,
-    ["semicolonsmall"]=65108,
-    ["semivoicedmarkkana"]=12444,
-    ["semivoicedmarkkanahalfwidth"]=65439,
-    ["sentisquare"]=13090,
-    ["sentosquare"]=13091,
-    ["seven"]=55,
-    ["sevenbengali"]=2541,
-    ["sevencircle"]=9318,
-    ["sevencircleinversesansserif"]=10128,
-    ["sevendeva"]=2413,
-    ["seveneighths"]=8542,
-    ["sevengujarati"]=2797,
-    ["sevengurmukhi"]=2669,
-    ["sevenhackarabic"]=1639,
-    ["sevenhangzhou"]=12327,
-    ["sevenideographicparen"]=12838,
-    ["seveninferior"]=8327,
-    ["sevenmonospace"]=65303,
-    ["sevenparen"]=9338,
-    ["sevenperiod"]=9358,
-    ["sevenpersian"]=1783,
-    ["sevenroman"]=8566,
-    ["sevensuperior"]=8311,
-    ["seventeencircle"]=9328,
-    ["seventeenparen"]=9348,
-    ["seventeenperiod"]=9368,
-    ["seventhai"]=3671,
-    ["shaarmenian"]=1399,
-    ["shabengali"]=2486,
-    ["shacyrillic"]=1096,
-    ["shaddadammaarabic"]=64609,
-    ["shaddadammatanarabic"]=64606,
-    ["shaddafathaarabic"]=64608,
-    ["shaddafathatanarabic"]=1617,
-    ["shaddakasraarabic"]=64610,
-    ["shaddakasratanarabic"]=64607,
-    ["shadedark"]=9619,
-    ["shadelight"]=9617,
-    ["shademedium"]=9618,
-    ["shadeva"]=2358,
-    ["shagujarati"]=2742,
-    ["shagurmukhi"]=2614,
-    ["shalshelethebrew"]=1427,
-    ["shbopomofo"]=12565,
-    ["shchacyrillic"]=1097,
-    ["sheenarabic"]=1588,
-    ["sheenfinalarabic"]=65206,
-    ["sheeninitialarabic"]=65207,
-    ["sheenmedialarabic"]=65208,
-    ["sheicoptic"]=995,
-    ["sheqelhebrew"]=8362,
-    ["shevawidehebrew"]=1456,
-    ["shhacyrillic"]=1211,
-    ["shimacoptic"]=1005,
-    ["shindageshhebrew"]=64329,
-    ["shindageshshindothebrew"]=64300,
-    ["shindageshsindothebrew"]=64301,
-    ["shindothebrew"]=1473,
-    ["shinhebrew"]=1513,
-    ["shinshindothebrew"]=64298,
-    ["shinsindothebrew"]=64299,
-    ["shook"]=642,
-    ["sigma"]=963,
-    ["sigmafinal"]=962,
-    ["sigmalunatesymbolgreek"]=1010,
-    ["sihiragana"]=12375,
-    ["sikatakana"]=12471,
-    ["sikatakanahalfwidth"]=65404,
-    ["siluqlefthebrew"]=1469,
-    ["sindothebrew"]=1474,
-    ["siosacirclekorean"]=12916,
-    ["siosaparenkorean"]=12820,
-    ["sioscieuckorean"]=12670,
-    ["sioscirclekorean"]=12902,
-    ["sioskiyeokkorean"]=12666,
-    ["sioskorean"]=12613,
-    ["siosnieunkorean"]=12667,
-    ["siosparenkorean"]=12806,
-    ["siospieupkorean"]=12669,
-    ["siostikeutkorean"]=12668,
-    ["six"]=54,
-    ["sixbengali"]=2540,
-    ["sixcircle"]=9317,
-    ["sixcircleinversesansserif"]=10127,
-    ["sixdeva"]=2412,
-    ["sixgujarati"]=2796,
-    ["sixgurmukhi"]=2668,
-    ["sixhackarabic"]=1638,
-    ["sixhangzhou"]=12326,
-    ["sixideographicparen"]=12837,
-    ["sixinferior"]=8326,
-    ["sixmonospace"]=65302,
-    ["sixparen"]=9337,
-    ["sixperiod"]=9357,
-    ["sixpersian"]=1782,
-    ["sixroman"]=8565,
-    ["sixsuperior"]=8310,
-    ["sixteencircle"]=9327,
-    ["sixteencurrencydenominatorbengali"]=2553,
-    ["sixteenparen"]=9347,
-    ["sixteenperiod"]=9367,
-    ["sixthai"]=3670,
-    ["slash"]=47,
-    ["slashmonospace"]=65295,
-    ["slong"]=383,
-    ["slongdotaccent"]=7835,
-    ["smonospace"]=65363,
-    ["sofpasuqhebrew"]=1475,
-    ["softhyphen"]=173,
-    ["softsigncyrillic"]=1100,
-    ["sohiragana"]=12381,
-    ["sokatakana"]=12477,
-    ["sokatakanahalfwidth"]=65407,
-    ["soliduslongoverlaycmb"]=824,
-    ["solidusshortoverlaycmb"]=823,
-    ["sorusithai"]=3625,
-    ["sosalathai"]=3624,
-    ["sosothai"]=3595,
-    ["sosuathai"]=3626,
-    ["space"]=32,
-    ["spadesuitblack"]=9824,
-    ["spadesuitwhite"]=9828,
-    ["sparen"]=9390,
-    ["squarebelowcmb"]=827,
-    ["squarecc"]=13252,
-    ["squarecm"]=13213,
-    ["squarediagonalcrosshatchfill"]=9641,
-    ["squarehorizontalfill"]=9636,
-    ["squarekg"]=13199,
-    ["squarekm"]=13214,
-    ["squarekmcapital"]=13262,
-    ["squareln"]=13265,
-    ["squarelog"]=13266,
-    ["squaremg"]=13198,
-    ["squaremil"]=13269,
-    ["squaremm"]=13212,
-    ["squaremsquared"]=13217,
-    ["squareorthogonalcrosshatchfill"]=9638,
-    ["squareupperlefttolowerrightfill"]=9639,
-    ["squareupperrighttolowerleftfill"]=9640,
-    ["squareverticalfill"]=9637,
-    ["squarewhitewithsmallblack"]=9635,
-    ["srsquare"]=13275,
-    ["ssabengali"]=2487,
-    ["ssadeva"]=2359,
-    ["ssagujarati"]=2743,
-    ["ssangcieuckorean"]=12617,
-    ["ssanghieuhkorean"]=12677,
-    ["ssangieungkorean"]=12672,
-    ["ssangkiyeokkorean"]=12594,
-    ["ssangnieunkorean"]=12645,
-    ["ssangpieupkorean"]=12611,
-    ["ssangsioskorean"]=12614,
-    ["ssangtikeutkorean"]=12600,
-    ["sterling"]=163,
-    ["sterlingmonospace"]=65505,
-    ["strokelongoverlaycmb"]=822,
-    ["strokeshortoverlaycmb"]=821,
-    ["subset"]=8834,
-    ["subsetnotequal"]=8842,
-    ["subsetorequal"]=8838,
-    ["succeeds"]=8827,
-    ["suchthat"]=8715,
-    ["suhiragana"]=12377,
-    ["sukatakana"]=12473,
-    ["sukatakanahalfwidth"]=65405,
-    ["sukunarabic"]=1618,
-    ["summation"]=8721,
-    ["sun"]=9788,
-    ["superset"]=8835,
-    ["supersetnotequal"]=8843,
-    ["supersetorequal"]=8839,
-    ["svsquare"]=13276,
-    ["syouwaerasquare"]=13180,
-    ["t"]=116,
-    ["tabengali"]=2468,
-    ["tackdown"]=8868,
-    ["tackleft"]=8867,
-    ["tadeva"]=2340,
-    ["tagujarati"]=2724,
-    ["tagurmukhi"]=2596,
-    ["taharabic"]=1591,
-    ["tahfinalarabic"]=65218,
-    ["tahinitialarabic"]=65219,
-    ["tahiragana"]=12383,
-    ["tahmedialarabic"]=65220,
-    ["taisyouerasquare"]=13181,
-    ["takatakana"]=12479,
-    ["takatakanahalfwidth"]=65408,
-    ["tatweelarabic"]=1600,
-    ["tau"]=964,
-    ["tavdageshhebrew"]=64330,
-    ["tavhebrew"]=1514,
-    ["tbar"]=359,
-    ["tbopomofo"]=12554,
-    ["tcaron"]=357,
-    ["tccurl"]=680,
-    ["tcheharabic"]=1670,
-    ["tchehfinalarabic"]=64379,
-    ["tchehmedialarabic"]=64381,
-    ["tchehmeeminitialarabic"]=64380,
-    ["tcircle"]=9443,
-    ["tcircumflexbelow"]=7793,
-    ["tcommaaccent"]=355,
-    ["tdieresis"]=7831,
-    ["tdotaccent"]=7787,
-    ["tdotbelow"]=7789,
-    ["tecyrillic"]=1090,
-    ["tedescendercyrillic"]=1197,
-    ["teharabic"]=1578,
-    ["tehfinalarabic"]=65174,
-    ["tehhahinitialarabic"]=64674,
-    ["tehhahisolatedarabic"]=64524,
-    ["tehinitialarabic"]=65175,
-    ["tehiragana"]=12390,
-    ["tehjeeminitialarabic"]=64673,
-    ["tehjeemisolatedarabic"]=64523,
-    ["tehmarbutaarabic"]=1577,
-    ["tehmarbutafinalarabic"]=65172,
-    ["tehmedialarabic"]=65176,
-    ["tehmeeminitialarabic"]=64676,
-    ["tehmeemisolatedarabic"]=64526,
-    ["tehnoonfinalarabic"]=64627,
-    ["tekatakana"]=12486,
-    ["tekatakanahalfwidth"]=65411,
-    ["telephone"]=8481,
-    ["telephoneblack"]=9742,
-    ["telishagedolahebrew"]=1440,
-    ["telishaqetanahebrew"]=1449,
-    ["tencircle"]=9321,
-    ["tenideographicparen"]=12841,
-    ["tenparen"]=9341,
-    ["tenperiod"]=9361,
-    ["tenroman"]=8569,
-    ["tesh"]=679,
-    ["tetdageshhebrew"]=64312,
-    ["tethebrew"]=1496,
-    ["tetsecyrillic"]=1205,
-    ["tevirlefthebrew"]=1435,
-    ["thabengali"]=2469,
-    ["thadeva"]=2341,
-    ["thagujarati"]=2725,
-    ["thagurmukhi"]=2597,
-    ["thalarabic"]=1584,
-    ["thalfinalarabic"]=65196,
-    ["thanthakhatthai"]=3660,
-    ["theharabic"]=1579,
-    ["thehfinalarabic"]=65178,
-    ["thehinitialarabic"]=65179,
-    ["thehmedialarabic"]=65180,
-    ["thereexists"]=8707,
-    ["therefore"]=8756,
-    ["theta"]=952,
-    ["thetasymbolgreek"]=977,
-    ["thieuthacirclekorean"]=12921,
-    ["thieuthaparenkorean"]=12825,
-    ["thieuthcirclekorean"]=12907,
-    ["thieuthkorean"]=12620,
-    ["thieuthparenkorean"]=12811,
-    ["thirteencircle"]=9324,
-    ["thirteenparen"]=9344,
-    ["thirteenperiod"]=9364,
-    ["thonangmonthothai"]=3601,
-    ["thook"]=429,
-    ["thophuthaothai"]=3602,
-    ["thorn"]=254,
-    ["thothahanthai"]=3607,
-    ["thothanthai"]=3600,
-    ["thothongthai"]=3608,
-    ["thothungthai"]=3606,
-    ["thousandcyrillic"]=1154,
-    ["thousandsseparatorpersian"]=1644,
-    ["three"]=51,
-    ["threebengali"]=2537,
-    ["threecircle"]=9314,
-    ["threecircleinversesansserif"]=10124,
-    ["threedeva"]=2409,
-    ["threeeighths"]=8540,
-    ["threegujarati"]=2793,
-    ["threegurmukhi"]=2665,
-    ["threehackarabic"]=1635,
-    ["threehangzhou"]=12323,
-    ["threeideographicparen"]=12834,
-    ["threeinferior"]=8323,
-    ["threemonospace"]=65299,
-    ["threenumeratorbengali"]=2550,
-    ["threeparen"]=9334,
-    ["threeperiod"]=9354,
-    ["threepersian"]=1779,
-    ["threequarters"]=190,
-    ["threeroman"]=8562,
-    ["threesuperior"]=179,
-    ["threethai"]=3667,
-    ["thzsquare"]=13204,
-    ["tihiragana"]=12385,
-    ["tikatakana"]=12481,
-    ["tikatakanahalfwidth"]=65409,
-    ["tikeutacirclekorean"]=12912,
-    ["tikeutaparenkorean"]=12816,
-    ["tikeutcirclekorean"]=12898,
-    ["tikeutkorean"]=12599,
-    ["tikeutparenkorean"]=12802,
-    ["tilde"]=732,
-    ["tildebelowcmb"]=816,
-    ["tildecomb"]=771,
-    ["tildedoublecmb"]=864,
-    ["tildeoperator"]=8764,
-    ["tildeoverlaycmb"]=820,
-    ["tildeverticalcmb"]=830,
-    ["timescircle"]=8855,
-    ["tipehalefthebrew"]=1430,
-    ["tippigurmukhi"]=2672,
-    ["titlocyrilliccmb"]=1155,
-    ["tiwnarmenian"]=1407,
-    ["tlinebelow"]=7791,
-    ["tmonospace"]=65364,
-    ["toarmenian"]=1385,
-    ["tohiragana"]=12392,
-    ["tokatakana"]=12488,
-    ["tokatakanahalfwidth"]=65412,
-    ["tonebarextrahighmod"]=741,
-    ["tonebarextralowmod"]=745,
-    ["tonebarhighmod"]=742,
-    ["tonebarlowmod"]=744,
-    ["tonebarmidmod"]=743,
-    ["tonefive"]=445,
-    ["tonesix"]=389,
-    ["tonetwo"]=424,
-    ["tonos"]=900,
-    ["tonsquare"]=13095,
-    ["topatakthai"]=3599,
-    ["tortoiseshellbracketleft"]=12308,
-    ["tortoiseshellbracketleftsmall"]=65117,
-    ["tortoiseshellbracketleftvertical"]=65081,
-    ["tortoiseshellbracketright"]=12309,
-    ["tortoiseshellbracketrightsmall"]=65118,
-    ["tortoiseshellbracketrightvertical"]=65082,
-    ["totaothai"]=3605,
-    ["tpalatalhook"]=427,
-    ["tparen"]=9391,
-    ["trademark"]=8482,
-    ["tretroflexhook"]=648,
-    ["triagdn"]=9660,
-    ["triaglf"]=9668,
-    ["triagrt"]=9658,
-    ["triagup"]=9650,
-    ["ts"]=678,
-    ["tsadidageshhebrew"]=64326,
-    ["tsadihebrew"]=1510,
-    ["tsecyrillic"]=1094,
-    ["tserewidehebrew"]=1461,
-    ["tshecyrillic"]=1115,
-    ["ttabengali"]=2463,
-    ["ttadeva"]=2335,
-    ["ttagujarati"]=2719,
-    ["ttagurmukhi"]=2591,
-    ["tteharabic"]=1657,
-    ["ttehfinalarabic"]=64359,
-    ["ttehinitialarabic"]=64360,
-    ["ttehmedialarabic"]=64361,
-    ["tthabengali"]=2464,
-    ["tthadeva"]=2336,
-    ["tthagujarati"]=2720,
-    ["tthagurmukhi"]=2592,
-    ["tturned"]=647,
-    ["tuhiragana"]=12388,
-    ["tukatakana"]=12484,
-    ["tukatakanahalfwidth"]=65410,
-    ["tusmallhiragana"]=12387,
-    ["tusmallkatakana"]=12483,
-    ["tusmallkatakanahalfwidth"]=65391,
-    ["twelvecircle"]=9323,
-    ["twelveparen"]=9343,
-    ["twelveperiod"]=9363,
-    ["twelveroman"]=8571,
-    ["twentycircle"]=9331,
-    ["twentyparen"]=9351,
-    ["twentyperiod"]=9371,
-    ["two"]=50,
-    ["twobengali"]=2536,
-    ["twocircle"]=9313,
-    ["twocircleinversesansserif"]=10123,
-    ["twodeva"]=2408,
-    ["twodotleader"]=8229,
-    ["twodotleadervertical"]=65072,
-    ["twogujarati"]=2792,
-    ["twogurmukhi"]=2664,
-    ["twohackarabic"]=1634,
-    ["twohangzhou"]=12322,
-    ["twoideographicparen"]=12833,
-    ["twoinferior"]=8322,
-    ["twomonospace"]=65298,
-    ["twonumeratorbengali"]=2549,
-    ["twoparen"]=9333,
-    ["twoperiod"]=9353,
-    ["twopersian"]=1778,
-    ["tworoman"]=8561,
-    ["twostroke"]=443,
-    ["twosuperior"]=178,
-    ["twothai"]=3666,
-    ["twothirds"]=8532,
-    ["u"]=117,
-    ["uacute"]=250,
-    ["ubar"]=649,
-    ["ubengali"]=2441,
-    ["ubopomofo"]=12584,
-    ["ubreve"]=365,
-    ["ucaron"]=468,
-    ["ucircle"]=9444,
-    ["ucircumflex"]=251,
-    ["ucircumflexbelow"]=7799,
-    ["ucyrillic"]=1091,
-    ["udattadeva"]=2385,
-    ["udblgrave"]=533,
-    ["udeva"]=2313,
-    ["udieresis"]=252,
-    ["udieresisacute"]=472,
-    ["udieresisbelow"]=7795,
-    ["udieresiscaron"]=474,
-    ["udieresiscyrillic"]=1265,
-    ["udieresisgrave"]=476,
-    ["udieresismacron"]=470,
-    ["udotbelow"]=7909,
-    ["ugrave"]=249,
-    ["ugujarati"]=2697,
-    ["ugurmukhi"]=2569,
-    ["uhiragana"]=12358,
-    ["uhookabove"]=7911,
-    ["uhorn"]=432,
-    ["uhornacute"]=7913,
-    ["uhorndotbelow"]=7921,
-    ["uhorngrave"]=7915,
-    ["uhornhookabove"]=7917,
-    ["uhorntilde"]=7919,
-    ["uhungarumlaut"]=369,
-    ["uhungarumlautcyrillic"]=1267,
-    ["uinvertedbreve"]=535,
-    ["ukatakana"]=12454,
-    ["ukatakanahalfwidth"]=65395,
-    ["ukcyrillic"]=1145,
-    ["ukorean"]=12636,
-    ["umacron"]=363,
-    ["umacroncyrillic"]=1263,
-    ["umacrondieresis"]=7803,
-    ["umatragurmukhi"]=2625,
-    ["umonospace"]=65365,
-    ["underscore"]=95,
-    ["underscoredbl"]=8215,
-    ["underscoremonospace"]=65343,
-    ["underscorevertical"]=65075,
-    ["underscorewavy"]=65103,
-    ["union"]=8746,
-    ["universal"]=8704,
-    ["uogonek"]=371,
-    ["uparen"]=9392,
-    ["upblock"]=9600,
-    ["upperdothebrew"]=1476,
-    ["upsilon"]=965,
-    ["upsilondieresis"]=971,
-    ["upsilondieresistonos"]=944,
-    ["upsilonlatin"]=650,
-    ["upsilontonos"]=973,
-    ["uptackbelowcmb"]=797,
-    ["uptackmod"]=724,
-    ["uragurmukhi"]=2675,
-    ["uring"]=367,
-    ["ushortcyrillic"]=1118,
-    ["usmallhiragana"]=12357,
-    ["usmallkatakana"]=12453,
-    ["usmallkatakanahalfwidth"]=65385,
-    ["ustraightcyrillic"]=1199,
-    ["ustraightstrokecyrillic"]=1201,
-    ["utilde"]=361,
-    ["utildeacute"]=7801,
-    ["utildebelow"]=7797,
-    ["uubengali"]=2442,
-    ["uudeva"]=2314,
-    ["uugujarati"]=2698,
-    ["uugurmukhi"]=2570,
-    ["uumatragurmukhi"]=2626,
-    ["uuvowelsignbengali"]=2498,
-    ["uuvowelsigndeva"]=2370,
-    ["uuvowelsigngujarati"]=2754,
-    ["uvowelsignbengali"]=2497,
-    ["uvowelsigndeva"]=2369,
-    ["uvowelsigngujarati"]=2753,
-    ["v"]=118,
-    ["vadeva"]=2357,
-    ["vagujarati"]=2741,
-    ["vagurmukhi"]=2613,
-    ["vakatakana"]=12535,
-    ["vavdageshhebrew"]=64309,
-    ["vavhebrew"]=1493,
-    ["vavholamhebrew"]=64331,
-    ["vavvavhebrew"]=1520,
-    ["vavyodhebrew"]=1521,
-    ["vcircle"]=9445,
-    ["vdotbelow"]=7807,
-    ["vecyrillic"]=1074,
-    ["veharabic"]=1700,
-    ["vehfinalarabic"]=64363,
-    ["vehinitialarabic"]=64364,
-    ["vehmedialarabic"]=64365,
-    ["vekatakana"]=12537,
-    ["venus"]=9792,
-    ["verticalbar"]=124,
-    ["verticallineabovecmb"]=781,
-    ["verticallinebelowcmb"]=809,
-    ["verticallinelowmod"]=716,
-    ["verticallinemod"]=712,
-    ["vewarmenian"]=1406,
-    ["vhook"]=651,
-    ["vikatakana"]=12536,
-    ["viramabengali"]=2509,
-    ["viramadeva"]=2381,
-    ["viramagujarati"]=2765,
-    ["visargabengali"]=2435,
-    ["visargadeva"]=2307,
-    ["visargagujarati"]=2691,
-    ["vmonospace"]=65366,
-    ["voarmenian"]=1400,
-    ["voicediterationhiragana"]=12446,
-    ["voicediterationkatakana"]=12542,
-    ["voicedmarkkana"]=12443,
-    ["voicedmarkkanahalfwidth"]=65438,
-    ["vokatakana"]=12538,
-    ["vparen"]=9393,
-    ["vtilde"]=7805,
-    ["vturned"]=652,
-    ["vuhiragana"]=12436,
-    ["vukatakana"]=12532,
-    ["w"]=119,
-    ["wacute"]=7811,
-    ["waekorean"]=12633,
-    ["wahiragana"]=12431,
-    ["wakatakana"]=12527,
-    ["wakatakanahalfwidth"]=65436,
-    ["wakorean"]=12632,
-    ["wasmallhiragana"]=12430,
-    ["wasmallkatakana"]=12526,
-    ["wattosquare"]=13143,
-    ["wavedash"]=12316,
-    ["wavyunderscorevertical"]=65076,
-    ["wawarabic"]=1608,
-    ["wawfinalarabic"]=65262,
-    ["wawhamzaabovearabic"]=1572,
-    ["wawhamzaabovefinalarabic"]=65158,
-    ["wbsquare"]=13277,
-    ["wcircle"]=9446,
-    ["wcircumflex"]=373,
-    ["wdieresis"]=7813,
-    ["wdotaccent"]=7815,
-    ["wdotbelow"]=7817,
-    ["wehiragana"]=12433,
-    ["weierstrass"]=8472,
-    ["wekatakana"]=12529,
-    ["wekorean"]=12638,
-    ["weokorean"]=12637,
-    ["wgrave"]=7809,
-    ["whitebullet"]=9702,
-    ["whitecircle"]=9675,
-    ["whitecircleinverse"]=9689,
-    ["whitecornerbracketleft"]=12302,
-    ["whitecornerbracketleftvertical"]=65091,
-    ["whitecornerbracketright"]=12303,
-    ["whitecornerbracketrightvertical"]=65092,
-    ["whitediamond"]=9671,
-    ["whitediamondcontainingblacksmalldiamond"]=9672,
-    ["whitedownpointingsmalltriangle"]=9663,
-    ["whitedownpointingtriangle"]=9661,
-    ["whiteleftpointingsmalltriangle"]=9667,
-    ["whiteleftpointingtriangle"]=9665,
-    ["whitelenticularbracketleft"]=12310,
-    ["whitelenticularbracketright"]=12311,
-    ["whiterightpointingsmalltriangle"]=9657,
-    ["whiterightpointingtriangle"]=9655,
-    ["whitesmallsquare"]=9643,
-    ["whitesmilingface"]=9786,
-    ["whitesquare"]=9633,
-    ["whitestar"]=9734,
-    ["whitetelephone"]=9743,
-    ["whitetortoiseshellbracketleft"]=12312,
-    ["whitetortoiseshellbracketright"]=12313,
-    ["whiteuppointingsmalltriangle"]=9653,
-    ["whiteuppointingtriangle"]=9651,
-    ["wihiragana"]=12432,
-    ["wikatakana"]=12528,
-    ["wikorean"]=12639,
-    ["wmonospace"]=65367,
-    ["wohiragana"]=12434,
-    ["wokatakana"]=12530,
-    ["wokatakanahalfwidth"]=65382,
-    ["won"]=8361,
-    ["wonmonospace"]=65510,
-    ["wowaenthai"]=3623,
-    ["wparen"]=9394,
-    ["wring"]=7832,
-    ["wsuperior"]=695,
-    ["wturned"]=653,
-    ["wynn"]=447,
-    ["x"]=120,
-    ["xabovecmb"]=829,
-    ["xbopomofo"]=12562,
-    ["xcircle"]=9447,
-    ["xdieresis"]=7821,
-    ["xdotaccent"]=7819,
-    ["xeharmenian"]=1389,
-    ["xi"]=958,
-    ["xmonospace"]=65368,
-    ["xparen"]=9395,
-    ["xsuperior"]=739,
-    ["y"]=121,
-    ["yaadosquare"]=13134,
-    ["yabengali"]=2479,
-    ["yacute"]=253,
-    ["yadeva"]=2351,
-    ["yaekorean"]=12626,
-    ["yagujarati"]=2735,
-    ["yagurmukhi"]=2607,
-    ["yahiragana"]=12420,
-    ["yakatakana"]=12516,
-    ["yakatakanahalfwidth"]=65428,
-    ["yakorean"]=12625,
-    ["yamakkanthai"]=3662,
-    ["yasmallhiragana"]=12419,
-    ["yasmallkatakana"]=12515,
-    ["yasmallkatakanahalfwidth"]=65388,
-    ["yatcyrillic"]=1123,
-    ["ycircle"]=9448,
-    ["ycircumflex"]=375,
-    ["ydieresis"]=255,
-    ["ydotaccent"]=7823,
-    ["ydotbelow"]=7925,
-    ["yeharabic"]=1610,
-    ["yehbarreearabic"]=1746,
-    ["yehbarreefinalarabic"]=64431,
-    ["yehfinalarabic"]=65266,
-    ["yehhamzaabovearabic"]=1574,
-    ["yehhamzaabovefinalarabic"]=65162,
-    ["yehhamzaaboveinitialarabic"]=65163,
-    ["yehhamzaabovemedialarabic"]=65164,
-    ["yehinitialarabic"]=65267,
-    ["yehmedialarabic"]=65268,
-    ["yehmeeminitialarabic"]=64733,
-    ["yehmeemisolatedarabic"]=64600,
-    ["yehnoonfinalarabic"]=64660,
-    ["yehthreedotsbelowarabic"]=1745,
-    ["yekorean"]=12630,
-    ["yen"]=165,
-    ["yenmonospace"]=65509,
-    ["yeokorean"]=12629,
-    ["yeorinhieuhkorean"]=12678,
-    ["yerahbenyomolefthebrew"]=1450,
-    ["yericyrillic"]=1099,
-    ["yerudieresiscyrillic"]=1273,
-    ["yesieungkorean"]=12673,
-    ["yesieungpansioskorean"]=12675,
-    ["yesieungsioskorean"]=12674,
-    ["yetivhebrew"]=1434,
-    ["ygrave"]=7923,
-    ["yhook"]=436,
-    ["yhookabove"]=7927,
-    ["yiarmenian"]=1397,
-    ["yicyrillic"]=1111,
-    ["yikorean"]=12642,
-    ["yinyang"]=9775,
-    ["yiwnarmenian"]=1410,
-    ["ymonospace"]=65369,
-    ["yoddageshhebrew"]=64313,
-    ["yodhebrew"]=1497,
-    ["yodyodhebrew"]=1522,
-    ["yodyodpatahhebrew"]=64287,
-    ["yohiragana"]=12424,
-    ["yoikorean"]=12681,
-    ["yokatakana"]=12520,
-    ["yokatakanahalfwidth"]=65430,
-    ["yokorean"]=12635,
-    ["yosmallhiragana"]=12423,
-    ["yosmallkatakana"]=12519,
-    ["yosmallkatakanahalfwidth"]=65390,
-    ["yotgreek"]=1011,
-    ["yoyaekorean"]=12680,
-    ["yoyakorean"]=12679,
-    ["yoyakthai"]=3618,
-    ["yoyingthai"]=3597,
-    ["yparen"]=9396,
-    ["ypogegrammeni"]=890,
-    ["ypogegrammenigreekcmb"]=837,
-    ["yr"]=422,
-    ["yring"]=7833,
-    ["ysuperior"]=696,
-    ["ytilde"]=7929,
-    ["yturned"]=654,
-    ["yuhiragana"]=12422,
-    ["yuikorean"]=12684,
-    ["yukatakana"]=12518,
-    ["yukatakanahalfwidth"]=65429,
-    ["yukorean"]=12640,
-    ["yusbigcyrillic"]=1131,
-    ["yusbigiotifiedcyrillic"]=1133,
-    ["yuslittlecyrillic"]=1127,
-    ["yuslittleiotifiedcyrillic"]=1129,
-    ["yusmallhiragana"]=12421,
-    ["yusmallkatakana"]=12517,
-    ["yusmallkatakanahalfwidth"]=65389,
-    ["yuyekorean"]=12683,
-    ["yuyeokorean"]=12682,
-    ["yyabengali"]=2527,
-    ["yyadeva"]=2399,
-    ["z"]=122,
-    ["zaarmenian"]=1382,
-    ["zacute"]=378,
-    ["zadeva"]=2395,
-    ["zagurmukhi"]=2651,
-    ["zaharabic"]=1592,
-    ["zahfinalarabic"]=65222,
-    ["zahinitialarabic"]=65223,
-    ["zahiragana"]=12374,
-    ["zahmedialarabic"]=65224,
-    ["zainarabic"]=1586,
-    ["zainfinalarabic"]=65200,
-    ["zakatakana"]=12470,
-    ["zaqefgadolhebrew"]=1429,
-    ["zaqefqatanhebrew"]=1428,
-    ["zarqahebrew"]=1432,
-    ["zayindageshhebrew"]=64310,
-    ["zayinhebrew"]=1494,
-    ["zbopomofo"]=12567,
-    ["zcaron"]=382,
-    ["zcircle"]=9449,
-    ["zcircumflex"]=7825,
-    ["zcurl"]=657,
-    ["zdotaccent"]=380,
-    ["zdotbelow"]=7827,
-    ["zecyrillic"]=1079,
-    ["zedescendercyrillic"]=1177,
-    ["zedieresiscyrillic"]=1247,
-    ["zehiragana"]=12380,
-    ["zekatakana"]=12476,
-    ["zero"]=48,
-    ["zerobengali"]=2534,
-    ["zerodeva"]=2406,
-    ["zerogujarati"]=2790,
-    ["zerogurmukhi"]=2662,
-    ["zerohackarabic"]=1632,
-    ["zeroinferior"]=8320,
-    ["zeromonospace"]=65296,
-    ["zeropersian"]=1776,
-    ["zerosuperior"]=8304,
-    ["zerothai"]=3664,
-    ["zerowidthjoiner"]=65279,
-    ["zerowidthnonjoiner"]=8204,
-    ["zerowidthspace"]=8203,
-    ["zeta"]=950,
-    ["zhbopomofo"]=12563,
-    ["zhearmenian"]=1386,
-    ["zhebrevecyrillic"]=1218,
-    ["zhecyrillic"]=1078,
-    ["zhedescendercyrillic"]=1175,
-    ["zhedieresiscyrillic"]=1245,
-    ["zihiragana"]=12376,
-    ["zikatakana"]=12472,
-    ["zinorhebrew"]=1454,
-    ["zlinebelow"]=7829,
-    ["zmonospace"]=65370,
-    ["zohiragana"]=12382,
-    ["zokatakana"]=12478,
-    ["zparen"]=9397,
-    ["zretroflexhook"]=656,
-    ["zstroke"]=438,
-    ["zuhiragana"]=12378,
-    ["zukatakana"]=12474,
-
-    -- extras
-
-    ["Dcroat"]=272,
-    ["Delta"]=8710,
-    ["Euro"]=8364,
-    ["H18533"]=9679,
-    ["H18543"]=9642,
-    ["H18551"]=9643,
-    ["H22073"]=9633,
-    ["Ldot"]=319,
-    ["Oslashacute"]=510,
-    ["SF10000"]=9484,
-    ["SF20000"]=9492,
-    ["SF30000"]=9488,
-    ["SF40000"]=9496,
-    ["SF50000"]=9532,
-    ["SF60000"]=9516,
-    ["SF70000"]=9524,
-    ["SF80000"]=9500,
-    ["SF90000"]=9508,
-    ["Upsilon1"]=978,
-    ["afii10066"]=1073,
-    ["afii10067"]=1074,
-    ["afii10068"]=1075,
-    ["afii10069"]=1076,
-    ["afii10070"]=1077,
-    ["afii10071"]=1105,
-    ["afii10072"]=1078,
-    ["afii10073"]=1079,
-    ["afii10074"]=1080,
-    ["afii10075"]=1081,
-    ["afii10076"]=1082,
-    ["afii10077"]=1083,
-    ["afii10078"]=1084,
-    ["afii10079"]=1085,
-    ["afii10080"]=1086,
-    ["afii10081"]=1087,
-    ["afii10082"]=1088,
-    ["afii10083"]=1089,
-    ["afii10084"]=1090,
-    ["afii10085"]=1091,
-    ["afii10086"]=1092,
-    ["afii10087"]=1093,
-    ["afii10088"]=1094,
-    ["afii10089"]=1095,
-    ["afii10090"]=1096,
-    ["afii10091"]=1097,
-    ["afii10092"]=1098,
-    ["afii10093"]=1099,
-    ["afii10094"]=1100,
-    ["afii10095"]=1101,
-    ["afii10096"]=1102,
-    ["afii10097"]=1103,
-    ["afii10098"]=1169,
-    ["afii10099"]=1106,
-    ["afii10100"]=1107,
-    ["afii10101"]=1108,
-    ["afii10102"]=1109,
-    ["afii10103"]=1110,
-    ["afii10104"]=1111,
-    ["afii10105"]=1112,
-    ["afii10106"]=1113,
-    ["afii10107"]=1114,
-    ["afii10108"]=1115,
-    ["afii10109"]=1116,
-    ["afii10110"]=1118,
-    ["afii10193"]=1119,
-    ["afii10194"]=1123,
-    ["afii10195"]=1139,
-    ["afii10196"]=1141,
-    ["afii10846"]=1241,
-    ["afii208"]=8213,
-    ["afii57381"]=1642,
-    ["afii57388"]=1548,
-    ["afii57392"]=1632,
-    ["afii57393"]=1633,
-    ["afii57394"]=1634,
-    ["afii57395"]=1635,
-    ["afii57396"]=1636,
-    ["afii57397"]=1637,
-    ["afii57398"]=1638,
-    ["afii57399"]=1639,
-    ["afii57400"]=1640,
-    ["afii57401"]=1641,
-    ["afii57403"]=1563,
-    ["afii57407"]=1567,
-    ["afii57409"]=1569,
-    ["afii57410"]=1570,
-    ["afii57411"]=1571,
-    ["afii57412"]=1572,
-    ["afii57413"]=1573,
-    ["afii57414"]=1574,
-    ["afii57415"]=1575,
-    ["afii57416"]=1576,
-    ["afii57417"]=1577,
-    ["afii57418"]=1578,
-    ["afii57419"]=1579,
-    ["afii57420"]=1580,
-    ["afii57421"]=1581,
-    ["afii57422"]=1582,
-    ["afii57423"]=1583,
-    ["afii57424"]=1584,
-    ["afii57425"]=1585,
-    ["afii57426"]=1586,
-    ["afii57427"]=1587,
-    ["afii57428"]=1588,
-    ["afii57429"]=1589,
-    ["afii57430"]=1590,
-    ["afii57431"]=1591,
-    ["afii57432"]=1592,
-    ["afii57433"]=1593,
-    ["afii57434"]=1594,
-    ["afii57440"]=1600,
-    ["afii57441"]=1601,
-    ["afii57442"]=1602,
-    ["afii57443"]=1603,
-    ["afii57444"]=1604,
-    ["afii57445"]=1605,
-    ["afii57446"]=1606,
-    ["afii57448"]=1608,
-    ["afii57449"]=1609,
-    ["afii57450"]=1610,
-    ["afii57451"]=1611,
-    ["afii57452"]=1612,
-    ["afii57453"]=1613,
-    ["afii57454"]=1614,
-    ["afii57455"]=1615,
-    ["afii57456"]=1616,
-    ["afii57457"]=1617,
-    ["afii57458"]=1618,
-    ["afii57470"]=1607,
-    ["afii57505"]=1700,
-    ["afii57506"]=1662,
-    ["afii57507"]=1670,
-    ["afii57508"]=1688,
-    ["afii57509"]=1711,
-    ["afii57511"]=1657,
-    ["afii57512"]=1672,
-    ["afii57513"]=1681,
-    ["afii57514"]=1722,
-    ["afii57519"]=1746,
-    ["afii57636"]=8362,
-    ["afii57645"]=1470,
-    ["afii57658"]=1475,
-    ["afii57664"]=1488,
-    ["afii57665"]=1489,
-    ["afii57666"]=1490,
-    ["afii57667"]=1491,
-    ["afii57668"]=1492,
-    ["afii57669"]=1493,
-    ["afii57670"]=1494,
-    ["afii57671"]=1495,
-    ["afii57672"]=1496,
-    ["afii57673"]=1497,
-    ["afii57674"]=1498,
-    ["afii57675"]=1499,
-    ["afii57676"]=1500,
-    ["afii57677"]=1501,
-    ["afii57678"]=1502,
-    ["afii57679"]=1503,
-    ["afii57680"]=1504,
-    ["afii57681"]=1505,
-    ["afii57682"]=1506,
-    ["afii57683"]=1507,
-    ["afii57684"]=1508,
-    ["afii57685"]=1509,
-    ["afii57686"]=1510,
-    ["afii57687"]=1511,
-    ["afii57688"]=1512,
-    ["afii57689"]=1513,
-    ["afii57690"]=1514,
-    ["afii57716"]=1520,
-    ["afii57717"]=1521,
-    ["afii57718"]=1522,
-    ["afii57793"]=1460,
-    ["afii57794"]=1461,
-    ["afii57795"]=1462,
-    ["afii57796"]=1467,
-    ["afii57797"]=1464,
-    ["afii57798"]=1463,
-    ["afii57799"]=1456,
-    ["afii57800"]=1458,
-    ["afii57801"]=1457,
-    ["afii57802"]=1459,
-    ["afii57803"]=1474,
-    ["afii57804"]=1473,
-    ["afii57806"]=1465,
-    ["afii57807"]=1468,
-    ["afii57839"]=1469,
-    ["afii57841"]=1471,
-    ["afii57842"]=1472,
-    ["afii57929"]=700,
-    ["afii61248"]=8453,
-    ["afii61289"]=8467,
-    ["afii61352"]=8470,
-    ["afii61664"]=8204,
-    ["afii63167"]=1645,
-    ["afii64937"]=701,
-    ["arrowdblboth"]=8660,
-    ["arrowdblleft"]=8656,
-    ["arrowdblright"]=8658,
-    ["arrowupdnbse"]=8616,
-    ["bar"]=124,
-    ["circle"]=9675,
-    ["circlemultiply"]=8855,
-    ["circleplus"]=8853,
-    ["club"]=9827,
-    ["colonmonetary"]=8353,
-    ["dcroat"]=273,
-    ["dkshade"]=9619,
-    ["existential"]=8707,
-    ["female"]=9792,
-    ["gradient"]=8711,
-    ["heart"]=9829,
-    ["hookabovecomb"]=777,
-    ["invcircle"]=9689,
-    ["ldot"]=320,
-    ["longs"]=383,
-    ["ltshade"]=9617,
-    ["male"]=9794,
-    ["mu"]=181,
-    ["napostrophe"]=329,
-    ["notelement"]=8713,
-    ["omega1"]=982,
-    ["openbullet"]=9702,
-    ["orthogonal"]=8735,
-    ["oslashacute"]=511,
-    ["phi1"]=981,
-    ["propersubset"]=8834,
-    ["propersuperset"]=8835,
-    ["reflexsubset"]=8838,
-    ["reflexsuperset"]=8839,
-    ["shade"]=9618,
-    ["sigma1"]=962,
-    ["similar"]=8764,
-    ["smileface"]=9786,
-    ["spacehackarabic"]=32,
-    ["spade"]=9824,
-    ["theta1"]=977,
-    ["twodotenleader"]=8229,
-}
-
 end -- closure
 
 do -- begin closure to overcome local limits and interference
@@ -15261,44 +10646,32 @@ default loader that only handles <l n='tfm'/>.</p>
 --ldx]]--
 
 local fonts         = fonts
-local tfm           = fonts.tfm
-local vf            = fonts.vf
-
-fonts.used          = allocate()
-
-tfm.readers         = tfm.readers or { }
-tfm.fonts           = allocate()
-
-local readers       = tfm.readers
-local sequence      = allocate { 'otf', 'ttf', 'afm', 'tfm', 'lua' }
-readers.sequence    = sequence
-
-tfm.version         = 1.01
-tfm.cache           = containers.define("fonts", "tfm", tfm.version, false) -- better in font-tfm
-tfm.autoprefixedafm = true -- this will become false some day (catches texnansi-blabla.*)
-
-fonts.definers      = fonts.definers or { }
+local fontdata      = fonts.hashes.identifiers
+local readers       = fonts.readers
 local definers      = fonts.definers
+local specifiers    = fonts.specifiers
+local constructors  = fonts.constructors
 
-definers.specifiers = definers.specifiers or { }
-local specifiers    = definers.specifiers
+readers.sequence    = allocate { 'otf', 'ttf', 'afm', 'tfm', 'lua' } -- dfont ttc
 
-specifiers.variants = allocate()
-local variants      = specifiers.variants
+local variants      = allocate()
+specifiers.variants = variants
 
-definers.method     = "afm or tfm" -- afm, tfm, afm or tfm, tfm or afm
 definers.methods    = definers.methods or { }
 
-local findbinfile   = resolvers.findbinfile
+local internalized  = allocate() -- internal tex numbers (private)
+
+
+local loadedfonts   = constructors.loadedfonts
+local designsizes   = constructors.designsizes
 
 --[[ldx--
 <p>We hardly gain anything when we cache the final (pre scaled)
-<l n='tfm'/> table. But it can be handy for debugging.</p>
+<l n='tfm'/> table. But it can be handy for debugging, so we no
+longer carry this code along. Also, we now have quite some reference
+to other tables so we would end up with lots of catches.</p>
 --ldx]]--
 
-fonts.version = 1.05
-fonts.cache   = containers.define("fonts", "def", fonts.version, false)
-
 --[[ldx--
 <p>We can prefix a font specification by <type>name:</type> or
 <type>file:</type>. The first case will result in a lookup in the
@@ -15397,84 +10770,6 @@ function definers.analyze(specification, size)
 end
 
 --[[ldx--
-<p>A unique hash value is generated by:</p>
---ldx]]--
-
-local sortedhashkeys = table.sortedhashkeys
-
-function tfm.hashfeatures(specification)
-    local features = specification.features
-    if features then
-        local t, tn = { }, 0
-        local normal = features.normal
-        if normal and next(normal) then
-            local f = sortedhashkeys(normal)
-            for i=1,#f do
-                local v = f[i]
-                if v ~= "number" and v ~= "features" then -- i need to figure this out, features
-                    tn = tn + 1
-                    t[tn] = v .. '=' .. tostring(normal[v])
-                end
-            end
-        end
-        local vtf = features.vtf
-        if vtf and next(vtf) then
-            local f = sortedhashkeys(vtf)
-            for i=1,#f do
-                local v = f[i]
-                tn = tn + 1
-                t[tn] = v .. '=' .. tostring(vtf[v])
-            end
-        end
-     -- if specification.mathsize then
-     --     tn = tn + 1
-     --     t[tn] = "mathsize=" .. specification.mathsize
-     -- end
-        if tn > 0 then
-            return concat(t,"+")
-        end
-    end
-    return "unknown"
-end
-
-fonts.designsizes = allocate()
-
---[[ldx--
-<p>In principle we can share tfm tables when we are in node for a font, but then
-we need to define a font switch as an id/attr switch which is no fun, so in that
-case users can best use dynamic features ... so, we will not use that speedup. Okay,
-when we get rid of base mode we can optimize even further by sharing, but then we
-loose our testcases for <l n='luatex'/>.</p>
---ldx]]--
-
-function tfm.hashinstance(specification,force)
-    local hash, size, fallbacks = specification.hash, specification.size, specification.fallbacks
-    if force or not hash then
-        hash = tfm.hashfeatures(specification)
-        specification.hash = hash
-    end
-    if size < 1000 and fonts.designsizes[hash] then
-        size = math.round(tfm.scaled(size,fonts.designsizes[hash]))
-        specification.size = size
-    end
- -- local mathsize = specification.mathsize or 0
- -- if mathsize > 0 then
- --     local textsize = specification.textsize
- --     if fallbacks then
- --         return hash .. ' @ ' .. tostring(size) .. ' [ ' .. tostring(mathsize) .. ' : ' .. tostring(textsize) .. ' ] @ ' .. fallbacks
- --     else
- --         return hash .. ' @ ' .. tostring(size) .. ' [ ' .. tostring(mathsize) .. ' : ' .. tostring(textsize) .. ' ]'
- --     end
- -- else
-        if fallbacks then
-            return hash .. ' @ ' .. tostring(size) .. ' @ ' .. fallbacks
-        else
-            return hash .. ' @ ' .. tostring(size)
-        end
- -- end
-end
-
---[[ldx--
 <p>We can resolve the filename using the next function:</p>
 --ldx]]--
 
@@ -15544,7 +10839,7 @@ function definers.resolve(specification)
         end
     end
     --
-    specification.hash = lower(specification.name .. ' @ ' .. tfm.hashfeatures(specification))
+    specification.hash = lower(specification.name .. ' @ ' .. constructors.hashfeatures(specification))
     if specification.sub and specification.sub ~= "" then
         specification.hash = specification.sub .. ' @ ' .. specification.hash
     end
@@ -15567,26 +10862,48 @@ features (esp in virtual fonts) so let's not do that now.</p>
 specification yet.</p>
 --ldx]]--
 
-function tfm.read(specification)
-    local hash = tfm.hashinstance(specification)
-    local tfmtable = tfm.fonts[hash] -- hashes by size !
-    if not tfmtable then
+-- not in context, at least not now:
+--
+-- function definers.applypostprocessors(tfmdata)
+--     local postprocessors = tfmdata.postprocessors
+--     if postprocessors then
+--         for i=1,#postprocessors do
+--             local extrahash = postprocessors[i](tfmdata) -- after scaling etc
+--             if type(extrahash) == "string" and extrahash ~= "" then
+--                 -- e.g. a reencoding needs this
+--                 extrahash = gsub(lower(extrahash),"[^a-z]","-")
+--                 tfmdata.properties.fullname = format("%s-%s",tfmdata.properties.fullname,extrahash)
+--             end
+--         end
+--     end
+--     return tfmdata
+-- end
+
+function definers.applypostprocessors(tfmdata)
+    return tfmdata
+end
+
+function definers.loadfont(specification)
+    local hash = constructors.hashinstance(specification)
+    local tfmdata = loadedfonts[hash] -- hashes by size !
+    if not tfmdata then
         local forced = specification.forced or ""
         if forced ~= "" then
             local reader = readers[lower(forced)]
-            tfmtable = reader and reader(specification)
-            if not tfmtable then
+            tfmdata = reader and reader(specification)
+            if not tfmdata then
                 report_defining("forced type %s of %s not found",forced,specification.name)
             end
         else
-            for s=1,#sequence do -- reader sequence
+            local sequence = readers.sequence -- can be overloaded so only a shortcut here
+            for s=1,#sequence do
                 local reader = sequence[s]
-                if readers[reader] then -- not really needed
+                if readers[reader] then -- we skip not loaded readers
                     if trace_defining then
                         report_defining("trying (reader sequence driven) type %s for %s with file %s",reader,specification.name,specification.filename or "unknown")
                     end
-                    tfmtable = readers[reader](specification)
-                    if tfmtable then
+                    tfmdata = readers[reader](specification)
+                    if tfmdata then
                         break
                     else
                         specification.filename = nil
@@ -15594,82 +10911,56 @@ function tfm.read(specification)
                 end
             end
         end
-        if tfmtable then
+        if tfmdata then
+            local properties = tfmdata.properties
+            local embedding
             if directive_embedall then
-                tfmtable.embedding = "full"
-            elseif tfmtable.filename and fonts.dontembed[tfmtable.filename] then
-                tfmtable.embedding = "no"
+                embedding = "full"
+            elseif properties.filename and constructors.dontembed[properties.filename] then
+                embedding = "no"
             else
-                tfmtable.embedding = "subset"
+                embedding = "subset"
             end
-            -- fonts.goodies.postprocessors.apply(tfmdata) -- only here
-            local postprocessors = tfmtable.postprocessors
-            if postprocessors then
-                for i=1,#postprocessors do
-                    local extrahash = postprocessors[i](tfmtable) -- after scaling etc
-                    if type(extrahash) == "string" and extrahash ~= "" then
-                        -- e.g. a reencoding needs this
-                        extrahash = gsub(lower(extrahash),"[^a-z]","-")
-                        tfmtable.fullname = format("%s-%s",tfmtable.fullname,extrahash)
-                    end
-                end
+            if properties then
+                properties.embedding = embedding
+            else
+                tfmdata.properties = { embedding = embedding }
             end
-            --
-            tfm.fonts[hash] = tfmtable
-            fonts.designsizes[specification.hash] = tfmtable.designsize -- we only know this for sure after loading once
-        --~ tfmtable.mode = specification.features.normal.mode or "base"
+            tfmdata = definers.applypostprocessors(tfmdata)
+            loadedfonts[hash] = tfmdata
+            designsizes[specification.hash] = tfmdata.parameters.designsize
         end
     end
-    if not tfmtable then
+    if not tfmdata then
         report_defining("font with asked name '%s' is not found using lookup '%s'",specification.name,specification.lookup)
     end
-    return tfmtable
+    return tfmdata
 end
 
 --[[ldx--
 <p>For virtual fonts we need a slightly different approach:</p>
 --ldx]]--
 
-function tfm.readanddefine(name,size) -- no id
+function constructors.readanddefine(name,size) -- no id -- maybe a dummy first
     local specification = definers.analyze(name,size)
     local method = specification.method
     if method and variants[method] then
         specification = variants[method](specification)
     end
     specification = definers.resolve(specification)
-    local hash = tfm.hashinstance(specification)
+    local hash = constructors.hashinstance(specification)
     local id = definers.registered(hash)
     if not id then
-        local tfmdata = tfm.read(specification)
+        local tfmdata = definers.loadfont(specification)
         if tfmdata then
-            tfmdata.hash = hash
+            tfmdata.properties.hash = hash
             id = font.define(tfmdata)
             definers.register(tfmdata,id)
-            tfm.cleanuptable(tfmdata)
         else
             id = 0  -- signal
         end
     end
-    return fonts.identifiers[id], id
-end
-
---[[ldx--
-<p>We need to check for default features. For this we provide
-a helper function.</p>
---ldx]]--
-
-function definers.check(features,defaults) -- nb adapts features !
-    local done = false
-    if features and next(features) then
-        for k,v in next, defaults do
-            if features[k] == nil then
-                features[k], done = v, true
-            end
-        end
-    else
-        features, done = table.fastcopy(defaults), true
-    end
-    return features, done -- done signals a change
+    return fontdata[id], id
 end
 
 --[[ldx--
@@ -15691,42 +10982,24 @@ function definers.current() -- or maybe current
     return lastdefined
 end
 
-function definers.register(tfmdata,id) -- will be overloaded
+function definers.registered(hash)
+    local id = internalized[hash]
+    return id, id and fontdata[id]
+end
+
+function definers.register(tfmdata,id)
     if tfmdata and id then
-        local hash = tfmdata.hash
+        local hash = tfmdata.properties.hash
         if not internalized[hash] then
+            internalized[hash] = id
             if trace_defining then
                 report_defining("registering font, id: %s, hash: %s",id or "?",hash or "?")
             end
-            fonts.identifiers[id] = tfmdata
-            internalized[hash] = id
+            fontdata[id] = tfmdata
         end
     end
 end
 
-function definers.registered(hash) -- will be overloaded
-    local id = internalized[hash]
-    return id, id and fonts.identifiers[id]
-end
-
-local cache_them = false
-
-function tfm.make(specification)
-    -- currently fonts are scaled while constructing the font, so we
-    -- have to do scaling of commands in the vf at that point using
-    -- e.g. "local scale = g.factor or 1" after all, we need to work
-    -- with copies anyway and scaling needs to be done at some point;
-    -- however, when virtual tricks are used as feature (makes more
-    -- sense) we scale the commands in fonts.tfm.scale (and set the
-    -- factor there)
-    local fvm = definers.methods.variants[specification.features.vtf.preset]
-    if fvm then
-        return fvm(specification)
-    else
-        return nil
-    end
-end
-
 function definers.read(specification,size,id) -- id can be optional, name can already be table
     statistics.starttiming(fonts)
     if type(specification) == "string" then
@@ -15737,26 +11010,13 @@ function definers.read(specification,size,id) -- id can be optional, name can al
         specification = variants[method](specification)
     end
     specification = definers.resolve(specification)
-    local hash = tfm.hashinstance(specification)
-    if cache_them then
-        local tfmdata = containers.read(fonts.cache,hash) -- for tracing purposes
-    end
+    local hash = constructors.hashinstance(specification)
     local tfmdata = definers.registered(hash) -- id
     if not tfmdata then
-        if specification.features.vtf and specification.features.vtf.preset then
-            tfmdata = tfm.make(specification)
-        else
-            tfmdata = tfm.read(specification)
-            if tfmdata then
-                tfm.checkvirtualid(tfmdata)
-            end
-        end
-        if cache_them then
-            tfmdata = containers.write(fonts.cache,hash,tfmdata) -- for tracing purposes
-        end
+        tfmdata = definers.loadfont(specification) -- can be overloaded
         if tfmdata then
-            tfmdata.hash = hash
-            tfmdata.cache = "no"
+--~ constructors.checkvirtualid(tfmdata) -- interferes
+            tfmdata.properties.hash = hash
             if id then
                 definers.register(tfmdata,id)
             end
@@ -15766,116 +11026,82 @@ function definers.read(specification,size,id) -- id can be optional, name can al
     if not tfmdata then -- or id?
         report_defining( "unknown font %s, loading aborted",specification.name)
     elseif trace_defining and type(tfmdata) == "table" then
+        constructors.finalize(tfmdata)
+     -- local properties = tfmdata.properties or { }
+     -- local parameters = tfmdata.parameters or { }
         report_defining("using %s font with id %s, name:%s size:%s bytes:%s encoding:%s fullname:%s filename:%s",
-            tfmdata.type          or "unknown",
-            id                    or "?",
-            tfmdata.name          or "?",
-            tfmdata.size          or "default",
-            tfmdata.encodingbytes or "?",
-            tfmdata.encodingname  or "unicode",
-            tfmdata.fullname      or "?",
-            file.basename(tfmdata.filename or "?"))
+               properties.type          or "unknown",
+               id                       or "?",
+               properties.name          or "?",
+               parameters.size          or "default",
+               properties.encodingbytes or "?",
+               properties.encodingname  or "unicode",
+               properties.fullname      or "?",
+ file.basename(properties.filename      or "?"))
     end
     statistics.stoptiming(fonts)
     return tfmdata
 end
 
-function vf.find(name)
-    name = file.removesuffix(file.basename(name))
-    if tfm.resolvevirtualtoo then
-        local format = fonts.logger.format(name)
-        if format == 'tfm' or format == 'ofm' then
-            if trace_defining then
-                report_defining("locating vf for %s",name)
-            end
-            return findbinfile(name,"ovf")
-        else
-            if trace_defining then
-                report_defining("vf for %s is already taken care of",name)
-            end
-            return nil -- ""
-        end
-    else
-        if trace_defining then
-            report_defining("locating vf for %s",name)
-        end
-        return findbinfile(name,"ovf")
-    end
-end
-
 --[[ldx--
-<p>We overload both the <l n='tfm'/> and <l n='vf'/> readers.</p>
+<p>We overload the <l n='tfm'/> reader.</p>
 --ldx]]--
 
-callbacks.register('define_font' , definers.read, "definition of fonts (tfmtable preparation)")
-callbacks.register('find_vf_file', vf.find,       "locating virtual fonts, insofar needed") -- not that relevant any more
+callbacks.register('define_font' , definers.read, "definition of fonts (tfmdata preparation)")
 
 end -- closure
 
 do -- begin closure to overcome local limits and interference
 
-if not modules then modules = { } end modules ['font-xtx'] = {
+if not modules then modules = { } end modules ['luatex-font-def'] = {
     version   = 1.001,
-    comment   = "companion to font-ini.mkiv",
+    comment   = "companion to luatex-*.tex",
     author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
     copyright = "PRAGMA ADE / ConTeXt Development Team",
     license   = "see context related readme files"
 }
 
-local texsprint, count = tex.sprint, tex.count
-local format, concat, gmatch, match, find, lower = string.format, table.concat, string.gmatch, string.match, string.find, string.lower
-local tostring, next = tostring, next
-local lpegmatch = lpeg.match
+if context then
+    texio.write_nl("fatal error: this module is not for context")
+    os.exit()
+end
 
-local trace_defining = false  trackers.register("fonts.defining", function(v) trace_defining = v end)
+local fonts = fonts
 
---[[ldx--
-<p>Choosing a font by name and specififying its size is only part of the
-game. In order to prevent complex commands, <l n='xetex'/> introduced
-a method to pass feature information as part of the font name. At the
-risk of introducing nasty parsing and compatinility problems, this
-syntax was expanded over time.</p>
-
-<p>For the sake of users who have defined fonts using that syntax, we
-will support it, but we will provide additional methods as well.
-Normally users will not use this direct way, but use a more abstract
-interface.</p>
-
-<p>The next one is the official one. However, in the plain
-variant we need to support the crappy [] specification as
-well and that does not work too well with the general design
-of the specifier.</p>
---ldx]]--
+-- A bit of tuning for definitions.
 
-local fonts              = fonts
-local definers           = fonts.definers
-local specifiers         = definers.specifiers
-local normalize_meanings = fonts.otf.meanings.normalize
+fonts.constructors.namemode = "specification" -- somehow latex needs this (changed name!) => will change into an overload
 
-local list = { }
+-- tricky: we sort of bypass the parser and directly feed all into
+-- the sub parser
 
-specifiers.colonizedpreference = "file"
+function fonts.definers.getspecification(str)
+    return "", str, "", ":", str
+end
 
-local function issome ()    list.lookup = specifiers.colonizedpreference end
-local function isfile ()    list.lookup = 'file' end
-local function isname ()    list.lookup = 'name' end
-local function thename(s)   list.name   = s end
-local function issub  (v)   list.sub    = v end
-local function iscrap (s)   list.crap   = string.lower(s) end
-local function istrue (s)   list[s]     = 'yes' end
-local function isfalse(s)   list[s]     = 'no' end
-local function iskey  (k,v) list[k]     = v end
+-- the generic name parser (different from context!)
 
-local function istrue (s)   list[s]     = true end
-local function isfalse(s)   list[s]     = false end
+local list = { }
+
+local function issome ()    list.lookup = 'name'          end -- xetex mode prefers name (not in context!)
+local function isfile ()    list.lookup = 'file'          end
+local function isname ()    list.lookup = 'name'          end
+local function thename(s)   list.name   = s               end
+local function issub  (v)   list.sub    = v               end
+local function iscrap (s)   list.crap   = string.lower(s) end
+local function iskey  (k,v) list[k]     = v               end
+local function istrue (s)   list[s]     = true            end
+local function isfalse(s)   list[s]     = false           end
 
 local P, S, R, C = lpeg.P, lpeg.S, lpeg.R, lpeg.C
 
 local spaces     = P(" ")^0
 local namespec   = (1-S("/:("))^0 -- was: (1-S("/: ("))^0
 local crapspec   = spaces * P("/") * (((1-P(":"))^0)/iscrap) * spaces
-local filename   = (P("file:")/isfile * (namespec/thename)) + (P("[") * P(true)/isname * (((1-P("]"))^0)/thename) * P("]"))
-local fontname   = (P("name:")/isname * (namespec/thename)) + P(true)/issome * (namespec/thename)
+local filename_1 = P("file:")/isfile * (namespec/thename)
+local filename_2 = P("[") * P(true)/isname * (((1-P("]"))^0)/thename) * P("]")
+local fontname_1 = P("name:")/isname * (namespec/thename)
+local fontname_2 = P(true)/issome * (namespec/thename)
 local sometext   = (R("az","AZ","09") + S("+-."))^1
 local truevalue  = P("+") * spaces * (sometext/istrue)
 local falsevalue = P("-") * spaces * (sometext/isfalse)
@@ -15884,17 +11110,12 @@ local somevalue  = sometext/istrue
 local subvalue   = P("(") * (C(P(1-S("()"))^1)/issub) * P(")") -- for Kim
 local option     = spaces * (keyvalue + falsevalue + truevalue + somevalue) * spaces
 local options    = P(":") * spaces * (P(";")^0  * option)^0
-local pattern    = (filename + fontname) * subvalue^0 * crapspec^0 * options^0
+
+local pattern    = (filename_1 + filename_2 + fontname_1 + fontname_2) * subvalue^0 * crapspec^0 * options^0
 
 local function colonized(specification) -- xetex mode
     list = { }
-    lpegmatch(pattern,specification.specification)
- -- for k, v in next, list do
- --     list[k] = is_boolean(v)
- --     if type(list[a]) == "nil" then
- --         list[k] = v
- --     end
- -- end
+    lpeg.match(pattern,specification.specification)
     list.crap = nil -- style not supported, maybe some day
     if list.name then
         specification.name = list.name
@@ -15908,18 +11129,33 @@ local function colonized(specification) -- xetex mode
         specification.sub = list.sub
         list.sub = nil
     end
- -- specification.features.normal = list
-    specification.features.normal = normalize_meanings(list)
+    specification.features.normal = fonts.handlers.otf.features.normalize(list)
     return specification
 end
 
-definers.registersplit(":",colonized,"cryptic")
+fonts.definers.registersplit(":",colonized,"cryptic")
+fonts.definers.registersplit("", colonized,"more cryptic") -- catches \font\text=[names]
+
+function definers.applypostprocessors(tfmdata)
+    local postprocessors = tfmdata.postprocessors
+    if postprocessors then
+        for i=1,#postprocessors do
+            local extrahash = postprocessors[i](tfmdata) -- after scaling etc
+            if type(extrahash) == "string" and extrahash ~= "" then
+                -- e.g. a reencoding needs this
+                extrahash = string.gsub(lower(extrahash),"[^a-z]","-")
+                tfmdata.properties.fullname = format("%s-%s",tfmdata.properties.fullname,extrahash)
+            end
+        end
+    end
+    return tfmdata
+end
 
 end -- closure
 
 do -- begin closure to overcome local limits and interference
 
-if not modules then modules = { } end modules ['font-dum'] = {
+if not modules then modules = { } end modules ['luatex-fonts-ext'] = {
     version   = 1.001,
     comment   = "companion to luatex-*.tex",
     author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
@@ -15927,125 +11163,46 @@ if not modules then modules = { } end modules ['font-dum'] = {
     license   = "see context related readme files"
 }
 
-fonts = fonts or { }
-
--- general
-
-fonts.otf.pack              = false -- only makes sense in context
-fonts.tfm.resolvevirtualtoo = false -- context specific (due to resolver)
-fonts.tfm.fontnamemode      = "specification" -- somehow latex needs this (changed name!)
-
--- readers
-
-fonts.tfm.readers          = fonts.tfm.readers or { }
-fonts.tfm.readers.sequence = { 'otf', 'ttf', 'tfm', 'lua' }
-fonts.tfm.readers.afm      = nil
-
--- define
-
-fonts.definers            = fonts.definers or { }
-fonts.definers.specifiers = fonts.definers.specifiers or { }
-
-fonts.definers.specifiers.colonizedpreference = "name" -- is "file" in context
-
-function fonts.definers.getspecification(str)
-    return "", str, "", ":", str
-end
-
-fonts.definers.registersplit("",fonts.definers.specifiers.variants[":"]) -- we add another one for catching lone [names]
-
--- logger
-
-fonts.logger = fonts.logger or { }
-
-function fonts.logger.save()
-end
-
--- names
---
--- Watch out, the version number is the same as the one used in
--- the mtx-fonts.lua function scripts.fonts.names as we use a
--- simplified font database in the plain solution and by using
--- a different number we're less dependent on context.
-
-fonts.names = fonts.names or { }
-
-fonts.names.version    = 1.001 -- not the same as in context
-fonts.names.basename   = "luatex-fonts-names.lua"
-fonts.names.new_to_old = { }
-fonts.names.old_to_new = { }
-
-local data, loaded = nil, false
-
-local fileformats = { "lua", "tex", "other text files" }
-
-function fonts.names.resolve(name,sub)
-    if not loaded then
-        local basename = fonts.names.basename
-        if basename and basename ~= "" then
-            for i=1,#fileformats do
-                local format = fileformats[i]
-                local foundname = resolvers.findfile(basename,format) or ""
-                if foundname ~= "" then
-                    data = dofile(foundname)
-                    break
-                end
-            end
-        end
-        loaded = true
-    end
-    if type(data) == "table" and data.version == fonts.names.version then
-        local condensed = string.gsub(string.lower(name),"[^%a%d]","")
-        local found = data.mappings and data.mappings[condensed]
-        if found then
-            local fontname, filename, subfont = found[1], found[2], found[3]
-            if subfont then
-                return filename, fontname
-            else
-                return filename, false
-            end
-        else
-            return name, false -- fallback to filename
-        end
-    end
-end
-
-fonts.names.resolvespec = fonts.names.resolve -- only supported in mkiv
-
-function fonts.names.getfilename(askedname,suffix)  -- only supported in mkiv
-    return ""
+if context then
+    texio.write_nl("fatal error: this module is not for context")
+    os.exit()
 end
 
--- For the moment we put this (adapted) pseudo feature here.
+local fonts       = fonts
+local otffeatures = fonts.constructors.newfeatures("otf")
 
-table.insert(fonts.triggers,"itlc")
+-- A few generic extensions.
 
-local function itlc(tfmdata,value)
+local function initializeitlc(tfmdata,value)
     if value then
         -- the magic 40 and it formula come from Dohyun Kim
-        local metadata = tfmdata.shared.otfdata.metadata
-        if metadata then
-            local italicangle = metadata.italicangle
-            if italicangle and italicangle ~= 0 then
-                local uwidth = (metadata.uwidth or 40)/2
-                for unicode, d in next, tfmdata.descriptions do
-                    local it = d.boundingbox[3] - d.width + uwidth
-                    if it ~= 0 then
-                        d.italic = it
-                    end
+        local parameters  = tfmdata.parameters
+        local italicangle = parameters.italicangle
+        if italicangle and italicangle ~= 0 then
+            local uwidth = (parameters.uwidth or 40)/2
+            for unicode, d in next, tfmdata.descriptions do
+                local it = d.boundingbox[3] - d.width + uwidth
+                if it ~= 0 then
+                    d.italic = it
                 end
-                tfmdata.has_italic = true
             end
+            tfmdata.properties.italic_correction = true
         end
     end
 end
 
-fonts.initializers.base.otf.itlc = itlc
-fonts.initializers.node.otf.itlc = itlc
+otffeatures.register {
+    name        = "itlc",
+    description = "italic correction",
+    initializers = {
+        base = initializeitlc,
+        node = initializeitlc,
+    }
+}
 
 -- slant and extend
 
-function fonts.initializers.common.slant(tfmdata,value)
+local function initializeslant(tfmdata,value)
     value = tonumber(value)
     if not value then
         value =  0
@@ -16054,10 +11211,19 @@ function fonts.initializers.common.slant(tfmdata,value)
     elseif value < -1 then
         value = -1
     end
-    tfmdata.slant_factor = value
+    tfmdata.parameters.slant_factor = value
 end
 
-function fonts.initializers.common.extend(tfmdata,value)
+otffeatures.register {
+    name        = "slant",
+    description = "slant glyphs",
+    initializers = {
+        base = initializeslant,
+        node = initializeslant,
+    }
+}
+
+local function initializeextend(tfmdata,value)
     value = tonumber(value)
     if not value then
         value =  0
@@ -16066,31 +11232,34 @@ function fonts.initializers.common.extend(tfmdata,value)
     elseif value < -10 then
         value = -10
     end
-    tfmdata.extend_factor = value
+    tfmdata.parameters.extend_factor = value
 end
 
-table.insert(fonts.triggers,"slant")
-table.insert(fonts.triggers,"extend")
-
-fonts.initializers.base.otf.slant  = fonts.initializers.common.slant
-fonts.initializers.node.otf.slant  = fonts.initializers.common.slant
-fonts.initializers.base.otf.extend = fonts.initializers.common.extend
-fonts.initializers.node.otf.extend = fonts.initializers.common.extend
+otffeatures.register {
+    name        = "extend",
+    description = "scale glyphs horizontally",
+    initializers = {
+        base = initializeextend,
+        node = initializeextend,
+    }
+}
 
 -- expansion and protrusion
 
 fonts.protrusions        = fonts.protrusions        or { }
 fonts.protrusions.setups = fonts.protrusions.setups or { }
 
-local setups  = fonts.protrusions.setups
+local setups = fonts.protrusions.setups
 
-function fonts.initializers.common.protrusion(tfmdata,value)
+local function initializeprotrusion(tfmdata,value)
     if value then
         local setup = setups[value]
         if setup then
             local factor, left, right = setup.factor or 1, setup.left or 1, setup.right or 1
             local emwidth = tfmdata.parameters.quad
-            tfmdata.auto_protrude = true
+            tfmdata.parameters.protrusion = {
+                auto = true,
+            }
             for i, chr in next, tfmdata.characters do
                 local v, pl, pr = setup[i], nil, nil
                 if v then
@@ -16103,17 +11272,31 @@ function fonts.initializers.common.protrusion(tfmdata,value)
     end
 end
 
+otffeatures.register {
+    name        = "protrusion",
+    description = "shift characters into the left and or right margin",
+    initializers = {
+        base = initializeprotrusion,
+        node = initializeprotrusion,
+    }
+}
+
 fonts.expansions         = fonts.expansions        or { }
 fonts.expansions.setups  = fonts.expansions.setups or { }
 
 local setups = fonts.expansions.setups
 
-function fonts.initializers.common.expansion(tfmdata,value)
+local function initializeexpansion(tfmdata,value)
     if value then
         local setup = setups[value]
         if setup then
-            local stretch, shrink, step, factor = setup.stretch or 0, setup.shrink or 0, setup.step or 0, setup.factor or 1
-            tfmdata.stretch, tfmdata.shrink, tfmdata.step, tfmdata.auto_expand = stretch * 10, shrink * 10, step * 10, true
+            local factor = setup.factor or 1
+            tfmdata.parameters.expansion = {
+                stretch = 10 * (setup.stretch or 0),
+                shrink  = 10 * (setup.shrink  or 0),
+                step    = 10 * (setup.step    or 0),
+                auto    = true,
+            }
             for i, chr in next, tfmdata.characters do
                 local v = setup[i]
                 if v and v ~= 0 then
@@ -16126,18 +11309,18 @@ function fonts.initializers.common.expansion(tfmdata,value)
     end
 end
 
-table.insert(fonts.manipulators,"protrusion")
-table.insert(fonts.manipulators,"expansion")
-
-fonts.initializers.base.otf.protrusion = fonts.initializers.common.protrusion
-fonts.initializers.node.otf.protrusion = fonts.initializers.common.protrusion
-fonts.initializers.base.otf.expansion  = fonts.initializers.common.expansion
-fonts.initializers.node.otf.expansion  = fonts.initializers.common.expansion
+otffeatures.register {
+    name        = "expansion",
+    description = "apply hz optimization",
+    initializers = {
+        base = initializeexpansion,
+        node = initializeexpansion,
+    }
+}
 
 -- left over
 
-function fonts.registermessage()
-end
+function fonts.loggers.onetimemessage() end
 
 -- example vectors
 
@@ -16179,68 +11362,37 @@ fonts.protrusions.setups['default'] = {
 
 -- normalizer
 
-fonts.otf.meanings = fonts.otf.meanings or { }
-
-fonts.otf.meanings.normalize = fonts.otf.meanings.normalize or function(t)
+fonts.handlers.otf.features.normalize = function(t)
     if t.rand then
         t.rand = "random"
     end
-end
-
--- needed (different in context)
-
-function fonts.otf.scriptandlanguage(tfmdata)
-    return tfmdata.script, tfmdata.language
+    return t
 end
 
 -- bonus
 
-function fonts.otf.nametoslot(name)
-    local tfmdata = fonts.identifiers[font.current()]
-    if tfmdata and tfmdata.shared then
-        local otfdata = tfmdata.shared.otfdata
-        local unicode = otfdata.luatex.unicodes[name]
-        return unicode and (type(unicode) == "number" and unicode or unicode[1])
+function fonts.helpers.nametoslot(name)
+    local t = type(name)
+    if t == "string" then
+        local tfmdata = fonts.hashes.identifiers[currentfont()]
+        local shared  = tfmdata and tfmdata.shared
+        local fntdata = shared and shared.rawdata
+        return fntdata and fntdata.resources.unicodes[name]
+    elseif t == "number" then
+        return n
     end
 end
 
-function fonts.otf.char(n)
-    if type(n) == "string" then
-        n = fonts.otf.nametoslot(n)
-    end
-    if type(n) == "number" then
-        tex.sprint("\\char" .. n)
-    end
-end
-
--- another one:
-
-fonts.strippables = table.tohash {
-    0x000AD, 0x017B4, 0x017B5, 0x0200B, 0x0200C, 0x0200D, 0x0200E, 0x0200F, 0x0202A, 0x0202B,
-    0x0202C, 0x0202D, 0x0202E, 0x02060, 0x02061, 0x02062, 0x02063, 0x0206A, 0x0206B, 0x0206C,
-    0x0206D, 0x0206E, 0x0206F, 0x0FEFF, 0x1D173, 0x1D174, 0x1D175, 0x1D176, 0x1D177, 0x1D178,
-    0x1D179, 0x1D17A, 0xE0001, 0xE0020, 0xE0021, 0xE0022, 0xE0023, 0xE0024, 0xE0025, 0xE0026,
-    0xE0027, 0xE0028, 0xE0029, 0xE002A, 0xE002B, 0xE002C, 0xE002D, 0xE002E, 0xE002F, 0xE0030,
-    0xE0031, 0xE0032, 0xE0033, 0xE0034, 0xE0035, 0xE0036, 0xE0037, 0xE0038, 0xE0039, 0xE003A,
-    0xE003B, 0xE003C, 0xE003D, 0xE003E, 0xE003F, 0xE0040, 0xE0041, 0xE0042, 0xE0043, 0xE0044,
-    0xE0045, 0xE0046, 0xE0047, 0xE0048, 0xE0049, 0xE004A, 0xE004B, 0xE004C, 0xE004D, 0xE004E,
-    0xE004F, 0xE0050, 0xE0051, 0xE0052, 0xE0053, 0xE0054, 0xE0055, 0xE0056, 0xE0057, 0xE0058,
-    0xE0059, 0xE005A, 0xE005B, 0xE005C, 0xE005D, 0xE005E, 0xE005F, 0xE0060, 0xE0061, 0xE0062,
-    0xE0063, 0xE0064, 0xE0065, 0xE0066, 0xE0067, 0xE0068, 0xE0069, 0xE006A, 0xE006B, 0xE006C,
-    0xE006D, 0xE006E, 0xE006F, 0xE0070, 0xE0071, 0xE0072, 0xE0073, 0xE0074, 0xE0075, 0xE0076,
-    0xE0077, 0xE0078, 0xE0079, 0xE007A, 0xE007B, 0xE007C, 0xE007D, 0xE007E, 0xE007F,
-}
-
 -- \font\test=file:somefont:reencode=mymessup
 --
---  fonts.enc.reencodings.mymessup = {
+--  fonts.encodings.reencodings.mymessup = {
 --      [109] = 110, -- m
 --      [110] = 109, -- n
 --  }
 
-fonts.enc             = fonts.enc or {}
-local reencodings     = { }
-fonts.enc.reencodings = reencodings
+fonts.encodings             = fonts.encodings or { }
+local reencodings           = { }
+fonts.encodings.reencodings = reencodings
 
 local function specialreencode(tfmdata,value)
     -- we forget about kerns as we assume symbols and we
@@ -16271,7 +11423,86 @@ local function reencode(tfmdata,value)
     )
 end
 
-table.insert(fonts.manipulators,"reencode")
-fonts.initializers.base.otf.reencode = reencode
+otffeatures.register {
+    name         = "reencode",
+    description  = "reencode characters",
+    manipulators = {
+        base = reencode,
+        node = reencode,
+    }
+}
+
+end -- closure
+
+do -- begin closure to overcome local limits and interference
+
+if not modules then modules = { } end modules ['luatex-fonts-cbk'] = {
+    version   = 1.001,
+    comment   = "companion to luatex-*.tex",
+    author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
+    copyright = "PRAGMA ADE / ConTeXt Development Team",
+    license   = "see context related readme files"
+}
+
+if context then
+    texio.write_nl("fatal error: this module is not for context")
+    os.exit()
+end
+
+local fonts = fonts
+local nodes = nodes
+
+-- Fonts: (might move to node-gef.lua)
+
+local traverse_id = node.traverse_id
+local glyph_code  = nodes.nodecodes.glyph
+
+function nodes.handlers.characters(head)
+    local fontdata = fonts.hashes.identifiers
+    if fontdata then
+        local usedfonts, done, prevfont = { }, false, nil
+        for n in traverse_id(glyph_code,head) do
+            local font = n.font
+            if font ~= prevfont then
+                prevfont = font
+                local used = usedfonts[font]
+                if not used then
+                    local tfmdata = fontdata[font] --
+                    if tfmdata then
+                        local shared = tfmdata.shared -- we need to check shared, only when same features
+                        if shared then
+                            local processors = shared.processes
+                            if processors and #processors > 0 then
+                                usedfonts[font] = processors
+                                done = true
+                            end
+                        end
+                    end
+                end
+            end
+        end
+        if done then
+            for font, processors in next, usedfonts do
+                for i=1,#processors do
+                    local h, d = processors[i](head,font,0)
+                    head, done = h or head, done or d
+                end
+            end
+        end
+        return head, true
+    else
+        return head, false
+    end
+end
+
+function nodes.simple_font_handler(head)
+--  lang.hyphenate(head)
+    head = nodes.handlers.characters(head)
+    nodes.injections.handler(head)
+    nodes.handlers.protectglyphs(head)
+    head = node.ligaturing(head)
+    head = node.kerning(head)
+    return head
+end
 
 end -- closure
diff --git a/tex/generic/context/luatex-fonts-syn.lua b/tex/generic/context/luatex-fonts-syn.lua
new file mode 100644
index 000000000..36a74d0f4
--- /dev/null
+++ b/tex/generic/context/luatex-fonts-syn.lua
@@ -0,0 +1,83 @@
+if not modules then modules = { } end modules ['luatex-fonts-syn'] = {
+    version   = 1.001,
+    comment   = "companion to luatex-*.tex",
+    author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
+    copyright = "PRAGMA ADE / ConTeXt Development Team",
+    license   = "see context related readme files"
+}
+
+if context then
+    texio.write_nl("fatal error: this module is not for context")
+    os.exit()
+end
+
+-- Generic font names support.
+--
+-- Watch out, the version number is the same as the one used in
+-- the mtx-fonts.lua function scripts.fonts.names as we use a
+-- simplified font database in the plain solution and by using
+-- a different number we're less dependent on context.
+--
+-- mtxrun --script font --reload --simple
+--
+-- The format of the file is as follows:
+--
+-- return {
+--     ["version"]  = 1.001,
+--     ["mappings"] = {
+--         ["somettcfontone"] = { "Some TTC Font One", "SomeFontA.ttc", 1 },
+--         ["somettcfonttwo"] = { "Some TTC Font Two", "SomeFontA.ttc", 2 },
+--         ["somettffont"]    = { "Some TTF Font",     "SomeFontB.ttf"    },
+--         ["someotffont"]    = { "Some OTF Font",     "SomeFontC.otf"    },
+--     },
+-- }
+
+local fonts = fonts
+fonts.names = fonts.names or { }
+
+fonts.names.version    = 1.001 -- not the same as in context
+fonts.names.basename   = "luatex-fonts-names.lua"
+fonts.names.new_to_old = { }
+fonts.names.old_to_new = { }
+
+local data, loaded = nil, false
+
+local fileformats = { "lua", "tex", "other text files" }
+
+function fonts.names.resolve(name,sub)
+    if not loaded then
+        local basename = fonts.names.basename
+        if basename and basename ~= "" then
+            for i=1,#fileformats do
+                local format = fileformats[i]
+                local foundname = resolvers.findfile(basename,format) or ""
+                if foundname ~= "" then
+                    data = dofile(foundname)
+                    texio.write("<font database loaded: ",foundname,">")
+                    break
+                end
+            end
+        end
+        loaded = true
+    end
+    if type(data) == "table" and data.version == fonts.names.version then
+        local condensed = string.gsub(string.lower(name),"[^%a%d]","")
+        local found = data.mappings and data.mappings[condensed]
+        if found then
+            local fontname, filename, subfont = found[1], found[2], found[3]
+            if subfont then
+                return filename, fontname
+            else
+                return filename, false
+            end
+        else
+            return name, false -- fallback to filename
+        end
+    end
+end
+
+fonts.names.resolvespec = fonts.names.resolve -- only supported in mkiv
+
+function fonts.names.getfilename(askedname,suffix)  -- only supported in mkiv
+    return ""
+end
diff --git a/tex/generic/context/luatex-fonts-tfm.lua b/tex/generic/context/luatex-fonts-tfm.lua
new file mode 100644
index 000000000..b9bb1bd0f
--- /dev/null
+++ b/tex/generic/context/luatex-fonts-tfm.lua
@@ -0,0 +1,38 @@
+if not modules then modules = { } end modules ['luatex-fonts-tfm'] = {
+    version   = 1.001,
+    comment   = "companion to luatex-*.tex",
+    author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
+    copyright = "PRAGMA ADE / ConTeXt Development Team",
+    license   = "see context related readme files"
+}
+
+if context then
+    texio.write_nl("fatal error: this module is not for context")
+    os.exit()
+end
+
+local fonts        = fonts
+local tfm          = { }
+fonts.handlers.tfm = tfm
+fonts.formats.tfm  = "type1" -- we need to have at least a value here
+
+function fonts.readers.tfm(specification)
+    local fullname = specification.filename or ""
+    if fullname == "" then
+        local forced = specification.forced or ""
+        if forced ~= "" then
+            fullname = specification.name .. "." .. forced
+        else
+            fullname = specification.name
+        end
+    end
+    local foundname = resolvers.findbinfile(fullname, 'tfm') or ""
+    if foundname == "" then
+        foundname = resolvers.findbinfile(fullname, 'ofm') or ""
+    end
+    if foundname ~= "" then
+        specification.filename = foundname
+        specification.format   = "ofm"
+        return font.read_tfm(specification.filename,specification.size)
+    end
+end
diff --git a/tex/generic/context/luatex-fonts.lua b/tex/generic/context/luatex-fonts.lua
index c96dada77..84d79a63f 100644
--- a/tex/generic/context/luatex-fonts.lua
+++ b/tex/generic/context/luatex-fonts.lua
@@ -6,8 +6,58 @@ if not modules then modules = { } end modules ['luatex-fonts'] = {
     license   = "see context related readme files"
 }
 
+-- The following code isolates the generic ConTeXt code from already
+-- defined or to be defined namespaces.
+
+-- todo: all global namespaces in called modules will get local shortcuts
+
+utf = unicode.utf8
+
+if not generic_context then
+
+    generic_context  = { }
+
+end
+
+if not generic_context.push_namespaces then
+
+    function generic_context.push_namespaces()
+        texio.write(" <push namespace>")
+        local normalglobal = { }
+        for k, v in next, _G do
+            normalglobal[k] = v
+        end
+        return normalglobal
+    end
+
+    function generic_context.pop_namespaces(normalglobal,isolate)
+        if normalglobal then
+            texio.write(" <pop namespace>")
+            for k, v in next, _G do
+                if not normalglobal[k] then
+                    generic_context[k] = v
+                    if isolate then
+                        _G[k] = nil
+                    end
+                end
+            end
+            for k, v in next, normalglobal do
+                _G[k] = v
+            end
+            -- just to be sure:
+            setmetatable(generic_context,_G)
+        else
+            texio.write(" <fatal error: invalid pop of generic_context>")
+            os.exit()
+        end
+    end
+
+end
+
+local whatever = generic_context.push_namespaces()
+
 -- We keep track of load time by storing the current time. That
--- way we cannot be accused of slowing down luading too much.
+-- way we cannot be accused of slowing down loading too much.
 --
 -- Please don't update to this version without proper testing. It
 -- might be that this version lags behind stock context and the only
@@ -58,7 +108,8 @@ if fonts then
         texio.write_nl("log", "! if you have ConTeXt installed you can try to delete the file")
         texio.write_nl("log", "! 'luatex-font-merged.lua' as I might then use the possibly")
         texio.write_nl("log", "! updated libraries. The merged version is not supported as it")
-        texio.write_nl("log", "! is a frozen instance.")
+        texio.write_nl("log", "! is a frozen instance. Problems can be reported to the ConTeXt")
+        texio.write_nl("log", "! mailing list.")
         texio.write_nl("log", "!")
     end
 
@@ -83,24 +134,20 @@ else
     -- lack of other modules.
 
     -- First we load a few helper modules. This is about the miminum
-    -- needed to let the font modules do theuir work.
+    -- needed to let the font modules do their work. Don't depend on
+    -- their functions as we might strip them in future versions of
+    -- this generic variant.
 
-    loadmodule('luat-dum.lua') -- not used in context at all
-    loadmodule('data-con.lua') -- maybe some day we don't need this one
+    loadmodule('luatex-basics-gen.lua')
+    loadmodule('data-con.lua')
 
-    -- We do need some basic node support although the following
-    -- modules contain a little bit of code that is not used. It's
-    -- not worth weeding. Beware, in node-dum some functions use
-    -- fonts.* tables, not that nice but I don't want two dummy
-    -- files. Some day I will sort this out (no problem in context).
+    -- We do need some basic node support. The code in there is not for
+    -- general use as it might change.
 
-    loadmodule('node-dum.lua')
-    loadmodule('node-inj.lua') -- will be replaced (luatex >= .70)
+    loadmodule('luatex-basics-nod.lua')
 
     -- Now come the font modules that deal with traditional TeX fonts
-    -- as well as open type fonts. We don't load the afm related code
-    -- from font-enc.lua and font-afm.lua as only ConTeXt deals with
-    -- it.
+    -- as well as open type fonts. We only support OpenType fonts here.
     --
     -- The font database file (if used at all) must be put someplace
     -- visible for kpse and is not shared with ConTeXt. The mtx-fonts
@@ -108,37 +155,58 @@ else
     -- option).
 
     loadmodule('font-ini.lua')
-    loadmodule('font-tfm.lua') -- will be split (we may need font-log)
+    loadmodule('font-con.lua')
+    loadmodule('luatex-fonts-enc.lua') -- will load font-age on demand
     loadmodule('font-cid.lua')
-    loadmodule('font-ott.lua') -- might be split
-    loadmodule('font-map.lua') -- for loading lum file (will be stripped)
-    loadmodule('font-lua.lua')
-    loadmodule('font-otf.lua')
-    loadmodule('font-otd.lua')
+    loadmodule('font-map.lua')         -- for loading lum file (will be stripped)
+    loadmodule('luatex-fonts-syn.lua') -- deals with font names (synonyms)
+    loadmodule('luatex-fonts-tfm.lua')
     loadmodule('font-oti.lua')
+    loadmodule('font-otf.lua')
     loadmodule('font-otb.lua')
+    loadmodule('node-inj.lua')         -- will be replaced (luatex >= .70)
     loadmodule('font-otn.lua')
     loadmodule('font-ota.lua')
-    loadmodule('font-otc.lua')
-    loadmodule('font-age.lua') -- special for this variant
+    loadmodule('luatex-fonts-lua.lua')
     loadmodule('font-def.lua')
-    loadmodule('font-xtx.lua')
-    loadmodule('font-dum.lua')
+    loadmodule('luatex-fonts-def.lua')
+    loadmodule('luatex-fonts-ext.lua') -- some extensions
+
+    -- We need to plug into a callback and the following module implements
+    -- the handlers. Actual plugging in happens later.
+
+    loadmodule('luatex-fonts-cbk.lua')
 
 end
 
 resolvers.loadmodule = loadmodule
 
 -- In order to deal with the fonts we need to initialize some
--- callbacks. One can overload them later on if needed.
+-- callbacks. One can overload them later on if needed. First
+-- a bit of abstraction.
+
+generic_context.callback_ligaturing           = false
+generic_context.callback_kerning              = false
+generic_context.callback_pre_linebreak_filter = nodes.simple_font_handler
+generic_context.callback_hpack_filter         = nodes.simple_font_handler
+generic_context.callback_define_font          = fonts.definers.read
+
+-- The next ones can be done at a different moment if needed. You can create
+-- a generic_context namespace and set no_callbacks_yet to true, load this
+-- module, and enable the callbacks later.
+
+if not generic_context.no_callbacks_yet then
 
-callback.register('ligaturing',           false)
-callback.register('kerning',              false)
-callback.register('pre_linebreak_filter', nodes.simple_font_handler)
-callback.register('hpack_filter',         nodes.simple_font_handler)
-callback.register('define_font' ,         fonts.definers.read)
-callback.register('find_vf_file',         nil) -- reset to normal
+    callback.register('ligaturing',           generic_context.callback_ligaturing)
+    callback.register('kerning',              generic_context.callback_kerning)
+    callback.register('pre_linebreak_filter', generic_context.callback_pre_linebreak_filter)
+    callback.register('hpack_filter',         generic_context.callback_hpack_filter)
+    callback.register('define_font' ,         generic_context.callback_define_font)
+
+end
 
 -- We're done.
 
 texio.write(string.format(" <luatex-fonts.lua loaded in %0.3f seconds>", os.gettimeofday()-starttime))
+
+generic_context.pop_namespaces(whatever)