Swift TrueType Hinting Interpreter

Apple's TrueType hinting bytecode interpreter, written in memory-safe Swift.

Published as a reference for writing high performance Swift.

Building

swift build

Requires macOS 26.0 or later (Xcode 26 or later).

Testing

swift test

Benchmarking

See Benchmarks/GlyphHinting/README.md for filtering, baseline comparison, and configuration details.