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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

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.

Zstandard - Fast real-time compression algorithm

Simple to use, blazing fast and thoroughly tested WebSocket client and server for Node.js

  • websocket
  • javascript
  • websocket-client
  • websocket-server

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.

Deduplicating archiver with compression and authenticated encryption.

  • python
  • compression
  • ssh
  • deduplication

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

C12K1.6K

Extremely Fast Compression algorithm

  • lz4
  • c
  • compression

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.

  • peazip
  • rar
  • zip
  • paq

The “Quite OK Image Format” for fast, lossless image compression

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.