1.5

• Update font metrics to retain compatibility with version 1.3 metrics
  in some browsers.
• Fix several Google Fonts lint issues
• Improve U+06F6 glyph
• Support U+08B6 and U+08B7
• Build only TTF files

1.4

• Expanded language support and character coverage
• Variable font
• Improved mark positioning
• Improved underline position
• Various other fixes

Version 1.3

• Set OS/2 fsSelection USE_TYPO_METRICS bit.
• Fix glyph class for Latin spacing marks.
• Fix OS/2 xAvgCharWidth.
• Set Set OS/2 fsType to “Installable Embedding”.
• Fix kasra position under dotted letter that has shadda, e.g. بِّ.
• Rename Semibold font to SemiBold.
• Fix OS/2 usWeightClass.
• Fix italic angle of ExtraLight font.

Version 1.2

• 4 new interpolated weights, extra light, regular, semi bold and bold:

• Fix clash between dots and neighbouring characters:

• Moved the final ي up a bit, so it does not look hanging below baseline.
• Latin kerning is now enabled.
• Fix cursor placement inside لا.
• Version 2 post table.
• Various other small fixes.

Version 1.1

• Remove contour overlaps.

Version 1.0

• Improved vertical metrics.
• Larger Arabic vowel marks.
• Improved metadata.
• Add .notdef glyph.
• Wider initial and medial ل.
• Improved spacing.

Version 0.3

No functional changes since last release, just providing TTF version of the fonts and graduating the project out of beta.

Beta 2

• Latin support based on Source Sans Pro.
• Change the skeleton of چ to not clash with its dots.
• Fix gaps at some point sizes between connected glyphs.
• Various fixes to mark positioning.
• Improve isolated and final م.
• Add stylistic alternate for the final ي that is not raised above base line; ss01.
  
• Add many missing Arabic punctuation symbols.

Beta 1

Initial release.