Claude Code Facts

A collection of interesting and useful facts, tips, and tools for working with Claude and Claude Code — including plugins, MCP servers, and practical usage patterns.

MCP Servers

Context7

Up-to-date documentation and code examples for any library, available directly in your Claude Code session.

• Website: https://context7.com/

• Setup:

  claude mcp add --scope user --transport http context7 https://mcp.context7.com/mcp --header "CONTEXT7_API_KEY: <YOUR_API_KEY>"
  

• Note: API key can be created for free after signing in at context7.com

AST Index

Fast code search skill for Claude Code — find classes, symbols, usages, implementations, and more across large codebases.

• Repository: https://github.com/defendend/Claude-ast-index-search