OpenAI Codex Skills

A curated collection of 1000+ agent skills from official dev teams and the community, compatible with Claude Code, Codex, Gemini CLI, Cursor, and more. The most comprehensive open-source directory of agent skills organized by category and use case.

The largest curated skills directory on GitHub, maintained by the Composio team. 1,000+ production-ready Claude Skills and Plugins organized by use case — from coding and DevOps to marketing, design, and research. Compatible not just with Claude Code but also OpenAI Codex, Cursor, Gemini CLI, and Antigravity. Each skill includes install commands, compatibility tags, and real-world usage examples. The go-to reference when you need to find a skill for a specific task.