opentype.js
Read and write OpenType fonts using JavaScript
...Support for WOFF, OTF, TTF (both with TrueType glyf and PostScript cff outlines) Support for kerning (Using GPOS or the kern table). Support for ligatures. Support for TrueType font hinting. Support arabic text rendering (See issue #364 & PR #359 #361) A low memory mode is available as an option (see #329) Runs in the browser and Node.js.