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uml-mcp
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uml-mcp

Active·★ 107·MIT·Updated 2026-10-22

UML-MCP provides AI assistants with a powerful tool to generate various diagrams like class, sequence, and architecture views using formats like Mermaid, D2, and PlantUML via Kroki. It integrates seamlessly with AI agents and frontends through the Model Context Protocol (MCP) and AG-UI, offering rendered diagrams, URLs, and playground links in chat.

#AI Tools#Diagram Generation#UML#Mermaid#Kroki#Model Context Protocol#Dev Tooling
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Guides
$ Install
$ uv tool install uml-mcp && uml-mcp setup
↗ Visit site★ GitHub
01

Features

01Generates ~37 diagram types (UML, Mermaid, D2, BPMN, C4) via Kroki.
02Provides dedicated MCP tools for diagram generation, validation, and listing types.
03Integrates with popular AI clients and agents (e.g., Cursor, VS Code, Ollama, Claude).
04Outputs rendered diagrams as inline PNGs, URLs, and interactive playground links in chat.
05Offers an Admin console for setup, configuration, monitoring, and a Kroki playground.
02

Compatibility

Python
Runtime
Verified via docs
Model Context Protocol
Protocol
Verified via docs
Docker
Deployment
Verified via docs
Vercel
Hosting
Verified via docs
Cursor
Integration
Verified via docs
VS Code / Copilot
Integration
Verified via docs
03

Quick start

1
$ uv tool install uml-mcp
2
$ uml-mcp setup
04

Use cases

↳Enabling AI assistants to generate accurate and complex diagrams directly.
↳Providing diagram generation capabilities for agent-facing products and AI applications.
↳Visualizing software architecture, system flows, and business processes through AI prompts.
↳Integrating advanced diagramming into chat interfaces with interactive links and previews.
05

Alternatives

⚡Top VS:
VSAwesome-MCP-ZH★7.8k→VSAwesome-MCP★153→VSmcp-for-beginners★17.5k→

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antoinebou12 /
uml-mcp
↗

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 and Mermaid and Kroki https://uml-mcp.vercel.app/mcp

107MIT
Last commit1d ago
StatusActive
CategoryMCP Servers
Links
Documentation↗Discussion↗Issues↗Releases↗
Cloud Infrastructure
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