# Claude Code Facts > Last updated: 2026-03-23 A collection of interesting and useful facts, tips, tools, and guides for working with Claude and Claude Code. ## Contents ### [Claude Code Tools & Extensions](claude-code-tools.md) MCP servers, skills, and plugins that extend Claude Code — including Context7 (library docs) and AST Index (fast code search). ### [CI/CD for Python Apps on Gitea](gitea-python-ci-cd.md) Reusable reference for building CI pipelines, release automation, and installer packaging for Python apps on Gitea — covering lint/test workflows, cross-compiled Windows builds (embedded Python + NSIS), Linux tarballs, Docker images, and Gitea REST API release management.