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Chaining substitution throws on nested Single (type 1, format 1) lookups

Status: Open.

#860 In opentypejs/opentype.js;

· fifzteen opened on Jul 23, 2026

svgImages are uninitialized on first draw() call

Status: Open.

#852 In opentypejs/opentype.js;

· mootari opened on May 26, 2026

toPathData() returns NaN for valid path commands with certain fontSize values

Status: Open.

#851 In opentypejs/opentype.js;

· langmacko opened on May 26, 2026

Closure Compiler types need an update and inclusion in package.

devChanges revolving merely around dev-related code like testing, build process, etc.Changes revolving merely around dev-related code like testing, build process, etc.

enhancement

Needs Investigation

Status: Open.

Task

#847 In opentypejs/opentype.js;

· ILOVEPIE opened on May 12, 2026

·  

2.0.1

Export issues?

Status: Open.

#836 In opentypejs/opentype.js;

· z3dev opened on May 4, 2026

I currently have a font file. The tool failed to interpret it. Is there a planned time point for supporting unsupported font files or how to solve it

Status: Open.

#813 In opentypejs/opentype.js;

· yi-xiaobai opened on Aug 28, 2025

Report an error when parsing NotoColorEmoji.ttf font

Status: Open.

#810 In opentypejs/opentype.js;

· XC0703 opened on Aug 20, 2025

Built-in TypeScript types

Status: Open.

#809 In opentypejs/opentype.js;

· bergwerf opened on Jul 29, 2025

Kerning

Status: Open.

#807 In opentypejs/opentype.js;

· benoitwimart opened on Jul 7, 2025

Character path missing commands at smaller sizes

Status: Open.

#804 In opentypejs/opentype.js;

· gingerchris opened on May 20, 2025

Non latin glyphs not rendered

Status: Open.

#803 In opentypejs/opentype.js;

· ShaMan123 opened on May 16, 2025

SVG fonts depend upon browser-only APIs

Status: Open.

#802 In opentypejs/opentype.js;

· gingerchris opened on May 6, 2025