ranxianglei / billion-context
A context-compression plugin for month-long single sessions (billions of tokens) ,small context windows (a 100K context is enough) and token savings (5x fewer tokens) .上下文压缩插件，月级长会话会话， 兼顾小窗口(100k上下文足矣)省token(省5倍token) . billion-context is all you need
surya-koritala / condor
Qwen3.8-Flash-Next (180B MoE) on one 12-16 GB NVIDIA GPU, Linux or Windows. Own engine, own compression.
Alone9898 / SpineSlim
Spine 资源优化与批量处理工具，支持版本转换、纹理压缩和 PC / 移动端资源整理。A desktop toolkit for Spine version conversion, texture compression, and PC/mobile asset organization.
diegosouzapw / OmniRoute
Never stop coding. Free MIT AI gateway: one endpoint, 375 providers (150+ free), 1,400+ models Kimi, Claude, GPT, Gemini, GLM, DeepSeek, MiniMax. Works with Claude Code, Codex, Cursor, OpenCode, Cline & Copilot. Quota-aware auto-fallback, RTK+Caveman compression saves 15-95% tokens, MCP/A2A, Desktop/PWA. Built by 900+ contributors
headroomlabs-ai / headroom
Compress tool outputs, logs, files, and RAG chunks before they reach the LLM. 20% fewer tokens for coding agents, 60-95% fewer tokens for JSON, same answers. Library, proxy, MCP server.
deepspeedai / DeepSpeed
DeepSpeed is a deep learning optimization library that makes distributed training and inference easy, efficient, and effective.
gchq / CyberChef
The Cyber Swiss Army Knife - a web app for encryption, encoding, compression and data analysis
facebook / zstd
Zstandard - Fast real-time compression algorithm
websockets / ws
Simple to use, blazing fast and thoroughly tested WebSocket client and server for Node.js
M2Team / NanaZip
The 7-Zip derivative intended for the modern Windows experience
google / brotli
Brotli compression format
kopia / kopia
Cross-platform backup tool for Windows, macOS & Linux with fast, incremental backups, client-side end-to-end encryption, compression and data deduplication. CLI and GUI included.
borgbackup / borg
Deduplicating archiver with compression and authenticated encryption.
Curzibn / Luban
Luban 2（鲁班 2） —— 高效简洁的 Android 图片压缩工具库，像素级还原微信朋友圈压缩策略。(An efficient and concise Android image compression library that closely replicates the compression strategy of WeChat Moments.)
lz4 / lz4
Extremely Fast Compression algorithm
IridiumIO / CompactGUI
Reduce the space taken up by games and programs on disk by using native Windows APIs
zeux / meshoptimizer
Mesh optimization library that makes meshes smaller and faster to render
peazip / PeaZip
Free Zip / Unzip software and Rar file extractor. Cross-platform file and archive manager. Features volume spanning, compression, authenticated encryption. Supports 7Z, 7-Zip sfx, ACE, ARJ, Brotli, BZ2, CAB, CHM, CPIO, DEB, GZ, ISO, JAR, LHA/LZH, NSIS, OOo, PAQ/LPAQ, PEA, QUAD, RAR, RPM, split, TAR, Z, ZIP, ZIPX, Zstandard.
phoboslab / qoi
The “Quite OK Image Format” for fast, lossless image compression
aonez / Keka
The macOS & iOS file archiver
google / draco
Draco is a library for compressing and decompressing 3D geometric meshes and point clouds. It is intended to improve the storage and transmission of 3D graphics.
madler / zlib
A massively spiffy yet delicately unobtrusive compression library.
spf13 / afero
The Universal Filesystem Abstraction for Go
Lymphatus / caesium-image-compressor
Caesium is an image compression software that helps you store, send and share digital pictures, supporting JPG, PNG, WebP and TIFF formats. You can quickly reduce the file size (and resolution, if you want) by preserving the overall quality of the image.
ivpusic / react-native-image-crop-picker
iOS/Android image picker with support for camera, video, configurable compression, multiple images and cropping
open-edge-platform / anomalib
An anomaly detection library comprising state-of-the-art algorithms and features such as experiment management, hyper-parameter optimization, and edge inference.
fengyuanchen / compressorjs
JavaScript image compressor.
klauspost / compress
Optimized Go Compression Packages
apache / fory
A blazingly fast multi-language serialization framework for idiomatic domain objects, schema IDL, and cross-language data exchange.
imazen / imageflow
High-performance image manipulation for web servers. Includes imageflow_server, imageflow_tool, and libimageflow
meowtec / imgo
🖼️ Image optimization app for macOS, Windows and Linux.
jtesta / ssh-audit
SSH server & client security auditing (banner, key exchange, encryption, mac, compression, compatibility, security, etc)
oxipng / oxipng
Multithreaded PNG optimizer written in Rust
gildas-lormeau / zip.js
JavaScript library to zip and unzip files supporting parallel compression, web streams, pluggable compression engines, zip64, split files, data encryption, and deflate64 decompression.
vllm-project / llm-compressor
State-of-the-art LLM compression, built for production inference with vLLM
ouch-org / ouch
Painless compression and decompression in the terminal
libjxl / libjxl
JPEG XL image format reference implementation
aoguai / LiYing
LiYing is an automated photo processing program designed for automating the post-processing workflow of ID photos in general photo studios. | LiYing 是一套适用于自动化 完成一般照相馆后期证件照处理流程的照片自动处理的程序。
libarchive / libarchive
Multi-format archive and compression library
google / zopfli
Zopfli Compression Algorithm is a compression library programmed in C to perform very good, but slow, deflate or zlib compression.
xiph / opus
Modern audio compression for the internet.
facebook / openzl
A novel take on lossless data compression
vortex-data / vortex
An extensible, state-of-the-art framework for columnar compression, and the fastest FOSS columnar file format. Formerly at @spiraldb, now an Incubation Stage project at LFAI&Data, part of the Linux Foundation.
BinomialLLC / basis_universal
Basis Universal GPU Texture Codec
unidoc / unipdf
Golang PDF library for creating and processing PDF files (pure go)
RoaringBitmap / roaring
Roaring bitmaps in Go (golang), used by InfluxDB, Bleve, DataDog
paulpacifico / shutter-encoder
A professional video compression tool accessible to all, mostly based on FFmpeg.
expressjs / compression
Node.js compression middleware
qualcomm / aimet
AIMET is a library that provides advanced quantization and compression techniques for trained neural network models.
intel / neural-compressor
SOTA low-bit LLM quantization (INT8/FP8/MXFP8/INT4/MXFP4/NVFP4) & sparsity; leading model compression techniques on PyTorch, TensorFlow, and ONNX Runtime
civilblur / mazanoke
A self-hosted local image optimizer that runs in your browser.
mhx / dwarfs
A fast high-compression read-only file system for Linux, FreeBSD, macOS and Windows
adamhathcock / sharpcompress
SharpCompress is a fully managed C# library to deal with many compression types and formats.
onekey-sec / unblob
Extract files from any kind of container formats
parseablehq / parseable
Parseable is an open source, unified infrastructure observability platform built in Rust on a data lake architecture. It tracks logs, metrics, traces, and events across apps, agents, and systems, reducing storage costs by up to 90% through columnar telemetry compression.
Achno / gowall
A tool to convert a Wallpaper's color scheme / palette, OCR with VLM's Traditional & Hybrid, Image Compression ,color palette extraction, image upsacling with Adversarial Networks and more image processing features.
zlib-ng / zlib-ng
zlib replacement with optimizations for "next generation" systems.
Leon406 / ToolsFx
跨平台密码学工具箱。包含编解码，编码转换，加解密， 哈希，MAC，签名，大数运算，压缩，二维码功能，CTF等功能。
rustmailer / bichon
Bichon – A lightweight, high-performance Rust email archiver with WebUI
webp-sh / webp_server_go
Go version of WebP Server. A tool that will serve your JPG/PNG/BMP/SVGs as WebP/AVIF format with compression, on-the-fly.