Production-grade engineering skills for AI coding agents.

All Algorithms implemented in Python

Bring data to life with SVG, Canvas and HTML. :bar_chart::chart_with_upwards_trend::tada:

Python tool for converting files and office documents to Markdown.

Apache ECharts is a powerful, interactive charting and data visualization library for browser

Use Playwright to interact with and test local web applications, capture screenshots, debug UI behavior, and inspect browser logs.

🪨 why use many token when few token do trick — Claude Code skill that cuts 65% of tokens by talking like caveman

🎨 Local-first, open-source Claude Design alternative. 🖥️ Native desktop app. ⚡ 259+ Skills · ✨ 142+ Design Systems 🖼️ Web · desktop · mobile prototypes · slides · images · videos · HyperFrames 📦 Sandboxed preview · HTML/PDF/PPTX/MP4 export 🤖 Claude Code / OpenClaw / Codex / Cursor / OpenCode / Qwen / Copilot / Hermes / Kimi & 17+ CLIs.

A Simple and Universal Swarm Intelligence Engine, Predicting Anything. 简洁通用的群体智能引擎，预测万物

Open Source Alternative to Vercel, Netlify and Heroku.

10 Weeks, 20 Lessons, Data Science for All!

Research the last 30 days across Reddit, X, YouTube, Hacker News, Polymarket, GitHub, and the web, then synthesize a grounded brief for an AI agent.