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mcp/harbor
Cursor

Brandrail for Cursor

au.com.brandrail/brandrail

Design system guardrails for AI coding tools: tokens, components and a brand checker. Runs locally.

client:Cursor transport:stdio runtime:npm

Install Brandrail in Cursor

~/.cursor/mcp.json · windows: %USERPROFILE%\.cursor\mcp.json

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "mcpServers": {
    "brandrail": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "brandrail"
      ],
      "env": {
        "BRANDRAIL_KEY": "<BRANDRAIL_KEY>"
      }
    }
  }
}

Use .cursor/mcp.json in a project root instead to scope it to that project. Cursor merges both. Cursor docs

Brandrail in other clients

Brandrail MCP server