What's Changed

• Update documentation for py scripts by @iorsh in #5180
• Update GitHub CI runners by @iorsh in #5328
• Update po files from Croudin sources. by @skef in #5330
• Use consistent Python in MacOS GitHub runner by @iorsh in #5331
• Fix CI for Windows GitHub runner by @iorsh in #5335
• Fix lookup flags parsing by @iorsh in #5338
• Fixes #5332: glyph file names uXXXXX by @quadrimus in #5333
• make harmonization robust and avoid zero handles after harmonization by @linusromer in #5262
• Quiet strict prototypes warnings. by @MaddTheSane in #5313
• Fix crash in parsegvar() due to insufficient buffer by @iorsh in #5339
• Handle failed iconv conversion. Unhandled execution path was UB, causing a segfault for me by @ViliusSutkus89 in #5329
• Fix CMake function _get_git_version() by @iorsh in #5342
• Don't require individual tuple encapsulation in fontforge.font.bitmapSizes setter by @nabijaczleweli in #5138
• nltransform of anchor points by @mf2vec-dev in #5345
• Fix generateFontPostHook being called instead of generateFontPreHook by @teatimeguest in #5226
• Always set usDefaultChar to 0 (.notdef) by @dscorbett in #5242
• add font attributes, method to Python docs by @mf2vec-dev in #5353
• fix segfault triggered by Python del c[i:j] by @mf2vec-dev in #5352
• Autoselect internal WOFF2 format by @iorsh in #5346
• 📝 Fix typos in the FAQ by @Jamim in #5355
• add font.style_set_names attribute to Python API by @mf2vec-dev in #5354
• Bulk tester by @iorsh in #5365
• Fix Splinefont shell invocation by @pkvanca in #5367
• Fix the lists of Windows language IDs by @dscorbett in #5359
• Support suplementary planes in SFD (emojis etc.) by @iorsh in #5364
• Remove psaltnames for multi-code-point names by @dscorbett in #5305
• doc: added missing sudo to installation instructions by @gekkedev in #5300
• Fix data corruption on SFD reading by @iorsh in #5380
• Compare vertical metrics check when generating TTC by @Yukinoroh in #5372
• Treat FT_PIXEL_MODE_MONO as 2 grey levels by @jaklein in #5379
• Don't attempt to copy anchors into NULL font by @Tynach in #5405
• Fix export of supplementary plane characters in font name to TTF by @iorsh in #5396
• Defer crowdin update to the end of the pipeline by @iorsh in #5409
• Fix generated feature file bugs by @nadalaba in #5384
• crowdin: update to java 17 by @jtanx in #5447
• Remove assert from Python script processor by @iorsh in #5410
• Use sysconfig for Python module locations by @iorsh in #5423
• Use PyConfig API on Python 3.8 by @vstinner in #5404
• Fix resource leak in unParseTTInstrs by @ideasman42 in #5476
• Only install GUI-specific files if ENABLE_GUI is set by @cjmayo in #5451
• add math device tables to Python API by @mf2vec-dev in #5348
• Update CI runner to macOS 13 by @iorsh in #5482
• Allow hyphen and special characters in Feature File glyph names by @iorsh in #5358
• Fix Python font.appendSFNTName() function by @iorsh in #5494
• fix memleak in function DlgCreate8 by @xiaoxiaoafeifei in #5491
• Update mm.c by @slichtzzz in #5386
• Warning rollup (probably some hidden bugs!) from clang trunk by @nabijaczleweli in #5492
• Fix function PyFFFont_addSmallCaps. by @cspiel in #5519
• Make SmallCaps() create symbols by @cspiel in #5517
• Segfault fix and complete implementation of "Don't generate FFTM tables" by @Yukinoroh in #5509
• Modernize fixed pitch flag computation by @iorsh in #5506
• fix memleak in function utf7toutf8_copy by @xiaoxiaoafeifei in #5495
• Avoid crashes in Python scripts when objects are accessed in invalid state by @iorsh in #5483
• Fix CI for Ubuntu 24 by @iorsh in #5531
• Bump GitHub CI runner to Ubuntu 22 by @iorsh in #5551
• Fix memory corruption in SFUnicodeRanges() by @iorsh in #5537
• Add contour draw option to H.Metrics. by @vasilky3 in #5496
• Fix scaling of references in CharView by @iorsh in #5558
• Fix TTF validation on load for fixed pitch fonts by @iorsh in #5562
• Performance fixes for GSUB/GPOS dumps by @iorsh in #5547
• Simple GTK-based dialog with CSS appearance support by @iorsh in #5546
• Support Harfbuzz in Metrics View by @iorsh in #5522
• Update po files from crowdin translations by @skef in #5575
• Be more clever about label text in gtextfield by @skef in #5583
• Add minimal support for GDEF version 1.3 by @khaledhosny in #5584
• Sanitize messages from python by @Caellian in #5589
• Fix a crash caused by deleting a glyph with vertical kerning pairs. by @BradEdwards in #5592
• THEME -> GUI_THEME by @iorsh in #5596
• Update po translations from Crowdin by @iorsh in #5593
• Upgrade to Unicode 16.0.0 by @iorsh in #5594
• Fix Linux AppImage by @iorsh in #5599
• Upgrade to Unicode 17.0.0 and extend the language and script lists by @dscorbett in #5618
• Remove X11 and non-Cairo drawing backends by @valadaptive in #5612
• Add macOS dependency setup script by @micahstubbs in #5563
• Fix hotkeys in BitmapView by @Tynach in #5626
• Manually install Inno Setup 6 by @iorsh in #5621
• Remove cv->back_img_out_of_date and cv->backimgs by @valadaptive in #5625
• fix spelling "bt" -> "but" by @alifeee in #5636
• Fix typos in Python module docs by @chanicpanic in #5634
• October 2025 release by @iorsh in #5632 New Contributors
• @iorsh made their first contribution in #5180
• @quadrimus made their first contribution in #5333
• @nabijaczleweli made their first contribution in #5138
• @mf2vec-dev made their first contribution in #5345
• @teatimeguest made their first contribution in #5226
• @Jamim made their first contribution in #5355
• @pkvanca made their first contribution in #5367
• @gekkedev made their first contribution in #5300
• @Yukinoroh made their first contribution in #5372
• @jaklein made their first contribution in #5379
• @Tynach made their first contribution in #5405
• @nadalaba made their first contribution in #5384
• @vstinner made their first contribution in #5404
• @ideasman42 made their first contribution in #5476
• @cjmayo made their first contribution in #5451
• @xiaoxiaoafeifei made their first contribution in #5491
• @slichtzzz made their first contribution in #5386
• @cspiel made their first contribution in #5519
• @vasilky3 made their first contribution in #5496
• @Caellian made their first contribution in #5589
• @BradEdwards made their first contribution in #5592
• @valadaptive made their first contribution in #5612
• @micahstubbs made their first contribution in #5563
• @alifeee made their first contribution in #5636
• @chanicpanic made their first contribution in #5634 Full Changelog: 2023010...2025100