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Uml MCP Server

Swayingleaves/uml-mcp-server

UML-MCP Server is a UML diagram generation tool based on MCP (Model Context Protocol), which can help users generate various types of UML diagrams through natural language description or directly writing PlantUML code.

View on GitHub7

Install

npx -y @smithery/cli install @Swayingleaves/uml-mcp-server --client claude

Client configuration

{
  "mcpServers": {
    "UML-MCP-Server": {
      "command": "uv",
      "args": [
        "--directory",
        "/Users/yourpath/UML-MCP-Server",
        "run",
        "uml_mcp_server.py"
      ]
    }
  }
}
GitHub stars
7
Author
@Swayingleaves
Category
Developer Tools, Education & Learning
License
MIT
Updated
Oct 6, 2026

Features

  • Supports multiple UML diagram types: class diagram, sequence diagram, activity diagram, use case diagram, state diagram, component diagram, deployment diagram, object diagram

  • UML diagrams can be generated through natural language description

  • You can directly use PlantUML code to generate UML diagrams

  • Return PlantUML code and accessible URL links for easy sharing and viewing

  • Simultaneously save the generated UML diagram locally and provide the local file path

  • Support custom save path and specify the output directory for UML images

  • As an MCP server, it can integrate with clients that support MCP, such as Claude

  • A comprehensive logging system that records server operating status and operation logs

Details on this page are taken from the project's README. Open README

Supported clients

Clients mentioned in this server's README:

View all
Claude Desktop logo

Claude Desktop

Desktop · Freemium · Proprietary

Anthropic's official Claude AI desktop application. Supports MCP servers to extend functionality.

WindowsMacOS
Cursor logo

Cursor

Desktop · Freemium · Proprietary

The first agentic IDE. The Cursor editor truly merges how developers and AI work together, delivering a magical coding experience.

WindowsMacOSLinux

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