Discover, install, and publish extensions for Claude Code and other AI agents. Skills and MCP servers — all in one place.
Explore extensions by category, type, or search for what you need.
Use the CLI or connect your AI agent via MCP server to install with a single command.
Extensions are automatically available in your AI agent environment.
Build a skill or register an MCP server using our development guides.
Upload skills, or register externally-hosted MCPs with setup details via the web or CLI.
Your extension becomes discoverable to thousands of AI agent users.