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[font-types] Fixed types: round towards infinity, not away from zero

Status: Open.

#1738 In googlefonts/fontations;

· behdad opened on Feb 7, 2026

CFF/CFF2 Index read/write with count=0

bugSomething isn't workingSomething isn't working

codegen

Status: Open.

#1719 In googlefonts/fontations;

· behdad opened on Jan 19, 2026

read_fonts::tables::post::DEFAULT_GLYPH_NAMES consumes 4k in .data.rel.ro section

Status: Open.

#1671 In googlefonts/fontations;

· behdad opened on Sep 24, 2025

[read-fonts] Micro-optimize a checked_add away?

performance

Status: Open.

#1670 In googlefonts/fontations;

· behdad opened on Sep 24, 2025

[read-fonts] Speed up ValueFormat size calculation

performance

Status: Open.

#1669 In googlefonts/fontations;

· behdad opened on Sep 24, 2025

[read-fonts] ValueFormat compute_size doesn't need checked_add

performance

Status: Open.

#1668 In googlefonts/fontations;

· behdad opened on Sep 24, 2025

[kern] state-machine kerning state number is allowed to be negative

Status: Open.

#1643 In googlefonts/fontations;

· behdad opened on Aug 29, 2025

Move set_digest.rs and cache.rs from HarfRust to read-fonts::collections

Status: Open.

#1609 In googlefonts/fontations;

· behdad opened on Aug 14, 2025

Streamline vertical metrics and variations

Status: Open.

#1564 In googlefonts/fontations;

· behdad opened on Jul 15, 2025

[Skrifa] Minor speedup to iup mechanism

Status: Open.

#1514 In googlefonts/fontations;

· behdad opened on May 29, 2025

[Skrifa] Return None instead of wrong extents if variations are set

Status: Open.

#1434 In googlefonts/fontations;

· behdad opened on Mar 23, 2025

[skrifa] Esoteric PUA Arabic encodings not supported

correctness

enhancementNew feature or requestNew feature or request

Status: Open.

#1399 In googlefonts/fontations;

· behdad opened on Mar 17, 2025