Claude Code Extensions Library
Browse official and community extensions — skills, agents, MCP servers, and plugins — to extend Claude Code.
Claude Code extensions come in four types: Skills (markdown prompt templates in .claude/skills/), Agents (subagent configs in .claude/agents/), MCP servers (Model Context Protocol servers configured via .mcp.json), and Plugins (installable bundles via /plugin install). This directory is synced daily from anthropics/skills, claude-plugins-official, and community collections.
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Getting Started
Browse Skills, Agents, MCP servers, or Plugins using the type filter on the left.
Each card links to a detail page with installation instructions specific to that extension type.
Skills go in .claude/skills/, agents in .claude/agents/, MCP servers in .mcp.json, plugins via /plugin install.
Frequently Asked Questions
What are Claude Code extensions?
Claude Code extensions are add-ons that extend Claude Code's capabilities. They come in four types: Skills (reusable prompt templates), Agents (specialized subagents), MCP servers (external tool integrations via Model Context Protocol), and Plugins (installable bundles of skills, commands, and hooks).
How do I install a Claude Code extension?
Installation depends on the type. Skills go in .claude/skills/, agents in .claude/agents/, MCP servers are configured in .mcp.json or ~/.claude.json, and plugins are installed via the /plugin install command. Each extension's detail page shows the exact steps for its type.
Can I share extensions with my team?
Yes. Project-scoped extensions (.claude/skills/, .claude/agents/, .mcp.json) can be committed to version control so every team member has access to the same workflows and integrations.
Where does this extensions data come from?
This directory syncs extensions from official Anthropic repositories (anthropics/skills and claude-plugins-official), community registries (claude-plugins.dev, Smithery.ai), GitHub topic searches, and curated community collections. Data is updated daily.