Analyzes web content and browser behavior using Chrome DevTools Protocol. Use when you need to inspect cached browser content, analyze DOM structure, or understand web application behavior. Read-only access - cannot create, modify, or delete files.
Use when you need direct browser control - teaches Chrome DevTools Protocol for controlling existing browser sessions, multi-tab management, form automation, and content extraction via usebrowser MCP tool.
Skills and resources for developing Claude Code plugins, skills, MCP servers, and extensions. Includes comprehensive official documentation and self-update mechanism.
Use when working on Claude Code plugins (creating, modifying, testing, releasing, or maintaining) - provides streamlined workflows, patterns, and examples for the complete plugin lifecycle.
Use when working with Claude Code CLI, plugins, hooks, MCP servers, skills, configuration, or any Claude Code feature - provides comprehensive official documentation for all aspects of Claude Code.
TypeScript Execute (tsx): Node.js enhanced with esbuild to run TypeScript & ESM files. Runs locally from the tsx npm package. Needs 2 environment variables to run.
Use when asked to prove, disprove, investigate, or find evidence for a claim about people, concepts, ideas, or their relationships. Also use when asked to explore connections, find who influenced what, trace how ideas developed, or answer questions that require reasoning over multiple linked notes.