Diagrams MCP Server
Local-first MCP server for PlantUML and Mermaid diagrams with drift detection.
Install
npmstdio
npx -y diagrams-mcp-server Client config (Claude Desktop, Cursor, Windsurf and most MCP clients)
{
"mcpServers": {
"io-github-mohammad-emad-dev-diagrams-mcp-server": {
"command": "npx",
"args": [
"-y",
"diagrams-mcp-server"
]
}
}
} Source: official MCP Registry record · registry name io.github.mohammad-emad-dev/diagrams-mcp-server · published 2026-09-10 · updated 2026-09-10. Not an endorsement; review the code before connecting it to anything sensitive.