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mcp/harbor
Claude Desktop

thunderbird cli for Claude Desktop

io.github.vitalio-sh/thunderbird-cli

Give AI agents full read/write email access via Mozilla Thunderbird. Zero credentials.

client:Claude Desktop transport:stdio runtime:npm

Install thunderbird cli in Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json · windows: %APPDATA%\Claude\claude_desktop_config.json

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

{
  "mcpServers": {
    "thunderbird-cli": {
      "command": "npx",
      "args": [
        "-y",
        "thunderbird-cli-mcp"
      ],
      "env": {
        "TB_BRIDGE_HOST": "<TB_BRIDGE_HOST>",
        "TB_BRIDGE_PORT": "<TB_BRIDGE_PORT>"
      }
    }
  }
}

Settings → Developer → Edit Config opens this file. Restart the app after saving. Claude Desktop docs

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