MCP server

Everything MCP Server

A test server with every MCP feature (tools, prompts, resources), for building and debugging clients. A reference server kept by the Model Context Protocol project in modelcontextprotocol/servers: an example to learn from, not hardened for production. It runs locally on your machine over stdio. Setup below for 12 clients (checked 2026-10-25). Repo and registry data checked 2026-10-24.
Maintainer
Reference
Runs
Local (stdio)
GitHub
★ 91,543 (whole repo, which holds more servers), last push 2026-10-24 (checked 2026-10-24)

Install the Everything MCP Server

Pick your client. Each tab starts the same local command. Config shapes checked against each client's docs on 2026-10-25.

Run in a terminal. Everything after -- is the command that starts the server. docs

claude mcp add --transport stdio everything -- npx -y @modelcontextprotocol/server-everything

Security notes

  • The local server runs with your user's permissions (npx downloads it from npm on first run).
  • It can change code and repositories. Review what it writes before you push.
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FAQ

What does the Everything MCP Server do?+

A test server with every MCP feature (tools, prompts, resources), for building and debugging clients.

Is the Everything MCP server official?+

A reference server kept by the Model Context Protocol project in modelcontextprotocol/servers: an example to learn from, not hardened for production.

How do I add Everything to Claude Code?+

Run: claude mcp add everything -- npx -y @modelcontextprotocol/server-everything. Add --scope project to share it with your team through .mcp.json.

How do I use the Everything MCP server in Cursor or VS Code?+

Open the Cursor or VS Code tab above: it has the mcp.json entry and a one-click install link. Cursor uses the "mcpServers" key; VS Code uses "servers" and needs a type ("stdio").

Does Everything work in ChatGPT and claude.ai?+

No: it runs locally over stdio, and ChatGPT and claude.ai only connect to remote servers. Use it in Claude Desktop, Claude Code, Cursor, VS Code or another client that can start a local process.

What are the alternatives to the Everything MCP server?+

Other developer tools & git MCP servers: GitHub, Keploy, Mobilerun, Azure DevOps and MATLAB.

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