This Month in Ladybird – December 2025

4 months ago

197 PRs merged from 37 contributors in December.
New sponsors include FUTO ($250K renewal), 'Open Source Santa' ($5K), and styfle ($1K).
Web Platform Tests (WPT) progress: 4,833 new test passes, total now 1,977,371.
CSS features: Added ::part() pseudo-element, CSS random() function, and :autofill pseudo-class.
Media playback improvements: Play incompletely-buffered files, handle unspecified durations, and improved audio conversion.
JavaScript performance enhancements: Reduced interpreter code size, inline caches for property setting, and regex optimizations.
HTTP caching enabled by default, implemented stale-while-revalidate directive.
Garbage collector leak fixes reduced leaked Window objects from ~240 to ~25.
Post-quantum cryptography: Implemented ML-DSA, ML-KEM, SHA-3, and Argon2.
Credits to all contributors for their work.

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