@excalidraw-skill-pack/mcp-server

MCP server exposing excalidraw-skill-pack tools to any MCP-compatible AI agent.

Tools

• generate_diagram_prompt — Build a system prompt with theme palette and layout for the agent to create diagram JSON.
• render_diagram — Render Excalidraw JSON to a base64 PNG.
• audit_diagram — Validate Excalidraw JSON and report structural issues.
• list_themes — List all available themes with metadata.
• apply_theme — Re-colour an existing diagram's elements using a target theme's palette.

Usage

npx @excalidraw-skill-pack/mcp-server

Add to your MCP client config:

{
  "mcpServers": {
    "excalidraw": {
      "command": "npx",
      "args": ["excalidraw-skill-pack-mcp"]
    }
  }
}