FreeCAD MCP Server: Install & Setup

Install FreeCAD in Claude Code

Claude Code

claude mcp add freecad -- docker run -i --rm ghcr.io/blwfish/freecad-mcp:latest

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "freecad": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "ghcr.io/blwfish/freecad-mcp:latest"
      ]
    }
  }
}

Frequently asked questions

What does the FreeCAD MCP server do?

Control FreeCAD from Claude — 3D modeling, PartDesign, CAM toolpaths, and more via 30+ tools.

Is the FreeCAD MCP server free?

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Does FreeCAD run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add FreeCAD to Claude Code?

Run: claude mcp add freecad -- docker run -i --rm ghcr.io/blwfish/freecad-mcp:latest

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