• Fix shaping failures caused by out-of-range glyph IDs, a regression from 11.4.0.
• Update experimental beyond-64k support to the final ISO Open Font Format 5th edition. This support remains disabled by default.
• Add support for the DMAP table.
• Support FeatureVariations 1.1 lookup variations, including subsetting and instancing.
• Update VARC to the revised variation-store format. The new format is incompatible with the previous one.
• Various VARC fixes.
• Fix background color and stride handling in the experimental raster library.
• Improve the experimental Rust shaper (HarfRust) and font functions (fontations), and update HarfRust to 0.14.
• Various subsetting fixes and improvements.
• Various fixes for malformed fonts.
• Various build and CI fixes.