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mcp/harbor
Claude Desktop

multi-mail for Claude Desktop

io.github.yybd/multi-mail-mcp

Several Gmail accounts: search, read, draft, send, labels and Google Calendar. Own OAuth client.

client:Claude Desktop transport:stdio runtime:npm

Install multi-mail 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": {
    "multi-mail-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@yybd/multi-mail-mcp"
      ],
      "env": {
        "MULTI_MAIL_DEFAULT": "<MULTI_MAIL_DEFAULT>",
        "MULTI_MAIL_HOME": "<MULTI_MAIL_HOME>",
        "MULTI_MAIL_SEND": "<MULTI_MAIL_SEND>",
        "MULTI_MAIL_TZ": "<MULTI_MAIL_TZ>"
      }
    }
  }
}

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

multi-mail in other clients

multi-mail MCP server