Lepton is a tool and file format for losslessly compressing JPEGs by an average of 22%.

Optimized Go Compression Packages

Easily create & extract archives, and compress & decompress files of various formats

SwinIR: Image Restoration Using Swin Transformer (official repository)

Universal Extractor 2 is a tool to extract files from any type of archive or installer.

High performance (de)compression in an 8kB package

Painless compression and decompression in the terminal

Tool suite for Texture and 3D Model Compression, Optimization and Analysis using CPUs, GPUs and APUs

LZ4 compression for Java

Brotli compressor and decompressor written in rust that optionally avoids the stdlib

🔒 Secure localStorage data with high level of encryption and data compression

Pure golang package for reading and writing xz-compressed files

7zip in python3 with ZStandard, PPMd, LZMA2, LZMA1, Delta, BCJ, BZip2, and Deflate compressions, and AES encryption.

The Minimal LZMA (minlzma) project aims to provide a minimalistic, cross-platform, highly commented, standards-compliant C library (minlzlib) for decompressing LZMA2-encapsulated compressed data in LZMA format within an XZ container, as can be generated with Python 3.6, 7-zip, and xzutils

A collection of useful utility functions

Gzip Decompression and Random Access for Modern Multi-Core Machines

Archive library for browsers

⚡ A compression library that implements many compression algorithms such as LZ4, Zstd, LZMA, Snappy, Brotli, GZip, and Deflate. It helps you to improve performance by reducing Memory Usage and Network Traffic for caching.

zstd-decoder in pure rust

⚗️ Lightweight HTTP extensions for Java