AI Agent Skills offers an open directory of SKILL.md configurations built for Claude Code, Codex CLI, and related systems.
A standard SKILL.md file packages clear guidelines and behaviors for programming agents. AI Agent Skills serves as an independent index where developers can discover these modular packages for tools like Claude Code and Codex CLI. The catalog is completely free to browse and maintains no ties to Anthropic or OpenAI. Check https://aiagentskills.net/ to review open-source capability packages contributed by developers across the software ecosystem.