Description

This MCP server provides AI assistants with OpenDia diagram creation capabilities, built by the OpenDia Team using Node.js with Express, WebSocket support, and CORS handling for cross-origin requests. The implementation offers a lightweight web server architecture with configurable ports for both main service and health monitoring, featuring environment-based configuration and a binary executable for easy deployment. Built with minimal dependencies focusing on real-time communication through WebSockets and HTTP API endpoints, it serves developers creating visual diagrams through conversational interfaces, technical documentation workflows requiring dynamic diagram generation, and collaborative environments where real-time diagram editing enhances productivity without complex setup requirements.

Installation

npx -y opendia

npm install opendia

git clone https://github.com/aaronjmars/opendia

Claude Desktop Configuration

Add this configuration to your Claude Desktop config file to enable this MCP server:

Config file location: ~/Library/Application Support/Claude/claude_desktop_config.json

Config file location: %APPDATA%\Claude\claude_desktop_config.json

Config file location: ~/.config/Claude/claude_desktop_config.json

claude_desktop_config.json

{
  "mcpServers": {
    "opendia": {
      "command": "npx",
      "args": [
        "-y",
        "opendia"
      ]
    }
  }
}