gchq / CyberChef

The Cyber Swiss Army Knife - a web app for encryption, encoding, compression and data analysis

websockets / ws

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

fengyuanchen / compressorjs

JavaScript image compressor.

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.

expressjs / compression

Node.js compression middleware

JayPokale / Chisle

Cut your AI coding agent's token bill on three axes: terse prose, YAGNI-first code, and tool-output compression. Claude Code, Pi, Cursor, Codex, Gemini + 4 more. Zero deps, published benchmarks including the runs it loses.

cloudinary / cloudinary_npm

Upload, transform, optimize, and manage images and videos with Cloudinary from Node.js.

ooples / token-optimizer-mcp

Measure token savings per AI coding agent, optimize context, and share a live local knowledge graph across 16 CLI clients.

foliojs / brotli.js

A JavaScript port of the Brotli compression algorithm, as used in WOFF2

Supercompress / Supercompress

Query-aware context compression for LLMs and coding agents. Cut ~65% of input tokens.

CarlosZ16420 / hamster-archiver

Windows local-first file organizer and media catalog with MCP tools for AI assistants. Verified batch archiving. 本地文件整理、媒体建库与可校验批量归档，支持 AI 通过 MCP 调用。

yuan240324 / workbuddy-openai-proxy

Turn WorkBuddy / CodeBuddy (Tencent) quota into a local OpenAI + Anthropic compatible API. Zero-dependency Node.js, multi-account pool with auto-rotation, context compression. 把 WorkBuddy/CodeBuddy 额度转成本机 OpenAI/Anthropic 兼容接口，零依赖、多账号轮换。

tuoPzf / rac-hide

Robust image steganography in pure JavaScript:hide a secret image inside another so it survives JPEG/WebP re-compression and proportional rescaling. Zero dependencies, runs entirely in the browser. GPL-3.0.

coffeetron832 / G0rill4

Let the gorilla crush your files 🦍