Diagrams MCP Server

Local-first MCP server for PlantUML and Mermaid diagrams with drift detection.

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Install

Run it directly:

npx -y diagrams-mcp-server

Or add it to your client config (Claude Desktop claude_desktop_config.json, Cursor .cursor/mcp.json):

{
  "mcpServers": {
    "diagrams-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "diagrams-mcp-server"
      ]
    }
  }
}

Generated from the package metadata in the official MCP Registry. MCP Morning does not run or test servers; check required environment variables in the project README.

Alternatives