Orz - General purpose data compressor written in rust. Snappy - Fast compressor/decompressor. UPX - Advanced executable file compressor. gzip-js - Pure JavaScript implementation of the GZIP file format. Blosc - Blocking, shuffling and lossless compression library. (HN) wasm-flate - Fastest compression and decompression in the browser. zlib - General purpose data compression library. zlib-ng - zlib data compression library for the next generation systems. LZ4 - Extremely Fast Compression Algorithm. (Web) (HN) fast_rsync - Optimized implementation of librsync in pure Rust. SDefl - Small bare bone lossless compression library in ANSI C (ISO C90) that implements the Deflate (RFC 1951) compressed data format specification standard. Pixz - Parallel, indexed xz compressor. Opus - Codec for interactive speech and audio transmission over the Internet. minizip - Zip manipulation library written in C that is supported on Windows, macOS, and Linux. ZFP - Compressed format for representing multidimensional floating-point and integer arrays. Miniz - Single C source file zlib-replacement library. LZSA - Byte-aligned, efficient lossless packer that is optimized for fast decompression on 8-bit micros. pigz - Parallel implementation of gzip for modern multi-processor, multi-core machines. Precomp - Command line precompressor that can be used to further compress files that are already compressed. pako - High speed zlib port to javascript, works in browser & node.js. Kanzi - Modern, modular, expendable and efficient lossless data compressor implemented in Go. Snappy - Snappy compression format in the Go programming language. fflate - High performance (de)compression in an 8kB package. etcpak - Extremely fast Ericsson Texture Compression and S3 Texture Compression (DXT1/DXT5) utility. python-blosc - Python wrapper for the extremely fast Blosc compression library. zip - Portable, simple zip library written in C.