MCP servers and skills: search, filter by where they run, and compare.
Guide for building high-quality MCP servers in Python (FastMCP) or TypeScript that expose external APIs to LLMs.
OfficialSkillApache-2.0No key
Lets an agent control Chrome and inspect performance traces, network requests and console output via DevTools.
OfficialNode.jsApache-2.0No key
Drives a browser through accessibility snapshots so LLMs can navigate, click, type and screenshot pages.
OfficialNode.jsApache-2.0No key
Reference test server that exposes sample prompts, resources and tools for checking MCP clients.
OfficialNode.jsMIT AND Apache-2.0No key
Reference server from the MCP project for reading diffs and history and making commits and branches in local Git repos.
OfficialPythonMIT AND Apache-2.0No key
Who stands behind it
