surya-koritala / Glyd

Lossless AI compression: 33% less GPU memory, bit for bit.

luben / zstd-jni

JNI binding for Zstd

libjxl / libjxl

JPEG XL image format reference implementation

avaneev / lzav

Fast In-Memory Data Compression Algorithm (header-only C/C++) 540+MB/s compress, 3000+MB/s decompress, ratio% better than LZ4, Snappy, and Zstd@--1

hellobertrand / zxc

Lossless compression C library built for ultra-fast decode. Faster than LZ4 (+35% to 105%+; best on ARM64), at a better ratio. Official Rust, Python, Node.js, Go and WASM bindings. Write-once/read-many, with optional seekable archives for O(1) random access.