Agent Skills is a managed registry of reusable instruction packages for professional AI coding agents. Skills bundle prompts, templates, references, and specialized workflows that can be installed into tools such as Claude Code, Cursor, Copilot, Codex, Cline, and others. The project emphasizes security through open-source content, static analysis, content hashing, lockfiles, path isolation, and audit logging. Its CLI can browse, install, update, remove, cache, and inspect skills at local or...