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ProcessOn MCP Server
Python MCP server that connects assistants to a user-owned ProcessOn permanent account. It wraps ProcessOn AI so agents can generate editable online flowcharts, architecture diagrams, mind maps, UML, timelines, ER diagrams, and other chart types, returning preview images and editable ProcessOn links over stdio or HTTP. Public GitHub repository created September 16, 2026.
MCP unverified
Integration
| Transport | stdio |
| Auth | api-key |
| Endpoint | processon-mcp |
| Install | git clone https://github.com/qingyuanLee/mcp_processon.git && cd mcp_processon && uv pip install -e . |
Use Cases
| 01 | Turn natural-language architecture or process descriptions into editable ProcessOn diagrams from Claude, Cursor, or Doubao |
| 02 | Generate editable mind maps from Markdown notes or outlines instead of returning static images only |
| 03 | Use a personal ProcessOn access token with a local SQLite cache for repeated diagram workflows |
Tags
processon diagrams mindmaps uml architecture-diagrams python sqlite-cache stdio
Machine-readable: /api/servers.json
· JSON-LD schema embedded in <head>