Description

Enables programmatic creation and manipulation of Excalidraw diagram files through tools for adding nodes, creating edges between elements, deleting diagram components, and exporting complete diagram state. Works with local .excalidraw files to support AI-assisted diagramming workflows.

Agent Hygiene Score

Is this server safe to hand an autonomous AI agent? This score evaluates schema strictness, least-privilege scoping, declared boundaries, auditability, and maintenance — separate from our security audit.

🤖
Agent Hygiene Score
Good — 6/10. Reasonable with scoped permissions. Review tool access before deploying.
6/10
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🔬 Playground

Try Excalidraw live in the browser with security context.
⚪
Unverified
No automated security scan has been run on this server yet.

Installation 

git clone https://github.com/cmd8/excalidraw-mcp

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": {
    "excalidraw": {
      "command": "node",
      "args": [
        "path/to/server.js"
      ]
    }
  }
}

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