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mcp/harbor
Claude Desktop

test mailbox for Claude Desktop

io.github.therealmrfunguy/test-mailbox

Disposable email inboxes for testing — create addresses, wait for messages, extract links.

client:Claude Desktop transport:sse

Install test mailbox in Claude Desktop

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

{
  "mcpServers": {
    "test-mailbox": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote",
        "https://mail.rjctdlabs.xyz/sse"
      ]
    }
  }
}

Claude Desktop has no remote transport in its config file, so this bridges through mcp-remote. Restart the app after saving. Claude Desktop docs

test mailbox in other clients

test mailbox MCP server