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openflowkit MCP server

Free, open-source diagram canvas. Draw it, write it as code (Mermaid, D2, Structurizr in), ask any AI model or a local one, let Claude Code edit it live over MCP, or map a GitHub repo with every arrow cited to a file and line. MIT, local-first, no account.

What openflowkit does

Summarised from the project README; check the repository for the latest details.

Requirements

Repository: openflowkit/openflowkit
Website: https://openflowkit.com/
Stars: ★872
Language: TypeScript
Last updated: 2026-10-14
aiai-agentsarchitecture-diagramsclicode-to-diagramd2developer-toolsdiagrammingdiagrams-as-codeflowchartinfinite-canvaslocal-firstmcpmcp-servermermaidopen-sourceself-hostedsoftware-architecturesystem-design

How to install openflowkit MCP in Claude Desktop, Cursor and VS Code

Install

Taken from the project README (README Cursor install link). Check the README for required API keys before use.

Claude Code

Terminal (claude CLI)

claude mcp add --transport stdio openflowkit -- npx -y openflowkit mcp

Claude Desktop

claude_desktop_config.json

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

Cursor

~/.cursor/mcp.json

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

VS Code

.vscode/mcp.json

{
  "servers": {
    "openflowkit": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "openflowkit",
        "mcp"
      ]
    }
  }
}

Add to config generator – combine it with other servers, or get the Windsurf format.

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