PyPI91Excellenthealth index

miurahr/py7zr7zip in python3 with ZStandard, PPMd, LZMA2, LZMA1, Delta, BCJ, BZip2, and Deflate compressions, and AES encryption.
Python★ 558↓ 8.4M/moSep 12, 2026
npm · Go · PyPI88Excellenthealth index

hellobertrand/zxcLossless compression C library built for ultra-fast decode. Faster than LZ4 (40-75%+ 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.
C★ 461↓ 500/moSep 10, 2026
Go87Excellenthealth index
Go · Assembly★ 5,616Aug 28, 2026
crates.io84Excellenthealth index

structured-world/structured-zstdPure Rust Zstandard (zstd) compression library and CLI: drop-in libzstd replacement with a C ABI, levels 1-22, streaming, dictionaries, long-distance matching, SIMD, no_std and WebAssembly. No C, no FFI, no cmake.
Rust★ 12↓ 18K/moOct 20, 2026
crates.io · npm83Excellenthealth index

paddor/zripFast, memory-safe Rust zstd codec with all-level decode, -8..4 encode, and dictionary training.
Rust★ 103↓ 102.7K/moSep 15, 2026
crates.io81Excellenthealth index

KarpelesLab/compcolPure-Rust, no_std collection of 30+ compression/decompression codecs (deflate, gzip, zlib, zstd, brotli, lzma/xz, lz4, bzip2, RAR, StuffIt, LHA, ARC, and more) behind one uniform streaming trait — each gated by its own Cargo feature. 100% safe (forbid(unsafe_code)), zero runtime deps.
Rust★ 10↓ 7,358/moSep 5, 2026
Go81Excellenthealth index
Go★ 250Sep 14, 2026
PyPI80Excellenthealth index

intel/qplIntel® Query Processing Library (Intel® QPL)
C · C++★ 110Oct 3, 2026
NuGet80Excellenthealth index
C#★ 0Sep 11, 2026
NuGet80Excellenthealth index
C#★ 0Sep 10, 2026
NuGet80Excellenthealth index
C#★ 0Sep 11, 2026
crates.io78Goodhealth index

PSeitz/lz4_flexFastest pure Rust implementation of LZ4 compression/decompression.
Rust★ 615↓ 10.1M/moAug 27, 2026
crates.io77Goodhealth index
Rust★ 446↓ 4.8M/moAug 27, 2026

anchore/go-lzoA LZO1X decompression library written in go that is permissively licensed
Go★ 3Sep 23, 2026
crates.io77Goodhealth index

dropbox/rust-brotliBrotli compressor and decompressor written in rust that optionally avoids the stdlib
Rust★ 943↓ 19.8M/moSep 17, 2026
crates.io77Goodhealth index
Rust · Go★ 1↓ 2,819/moOct 19, 2026
crates.io75Goodhealth index
Rust · Assembly★ 1↓ 3,943/moOct 19, 2026
crates.io73Goodhealth index

SecurityRonin/lzoGPL-free, safe, no_std pure-Rust LZO1X decompressor — decode lzo1x_1 / lzo1x_999 streams (lzop, kernel/initramfs, btrfs, liblzo2) with zero C, zero dependencies, and #![forbid(unsafe_code)]; validated against liblzo2 and fuzz-hardened against malicious input.
Rust★ 1↓ 5,421/moSep 17, 2026
crates.io · npm · PyPI73Goodhealth index

milesgranger/cramjamYour go-to for easy access to a plethora of compression algorithms, all neatly bundled in one simple installation.
Rust · Python★ 126↓ 14/moAug 27, 2026
crates.io71Goodhealth index
Rust★ 61↓ 20.2M/moSep 17, 2026
crates.io · Go71Goodhealth index
C · Rust★ 5↓ 6/moSep 9, 2026
crates.io71Goodhealth index
Rust★ 2↓ 5,582/moSep 9, 2026
crates.io71Goodhealth index

paddor/lz4ripFast, memory-safe Rust implementation of LZ4 compression with built-in dictionary training and no-alloc support
Rust★ 11↓ 4,494/moSep 18, 2026
crates.io69Goodhealth index

paddor/burliFast, memory-safe Rust Brötli codec with all-level decode, q0..q5 encode.
Rust★ 15↓ 2,180/moSep 18, 2026
Go★ 9Sep 15, 2026
npm62Moderatehealth index

biw/lzma-webA JavaScript implementation of the Lempel-Ziv-Markov (LZMA) chain compression algorithm
TypeScript · JavaScript★ 11↓ 2,434/moSep 18, 2026
crates.io59Moderatehealth index
Rust★ 511↓ 6.8M/moAug 27, 2026
NuGet59Moderatehealth index
C#★ 3Sep 12, 2026
crates.io59Moderatehealth index
Rust★ 0↓ 2,694/moOct 16, 2026
crates.io56Moderatehealth index

cool-japan/oxiarcOxiArc - The Oxidized Archiver Pure Rust implementation of archive and compression formats with core algorithms implemented from scratch.
Rust★ 33↓ 23.5K/moOct 20, 2026