drawio-mcp: The Official draw.io MCP Server for AI-Native Diagramming

The official draw.io MCP server lets your LLM generate, preview, and export editable diagrams mid-conversation. Free, open-source, with 10,000+ shapes including AWS, Azure, GCP, and UML libraries. Best for developers and researchers who need architecture or workflow diagrams without leaving their AI chat. Hosted endpoint means zero setup; self-host if you handle sensitive data.