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mcp/harbor
Cline

test mailbox for Cline

io.github.therealmrfunguy/test-mailbox

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

client:Cline transport:sse

Install test mailbox in Cline

~/Library/Application Support/Code/User/globalStorage/saoudrizwan.claude-dev/settings/cline_mcp_settings.json · windows: %APPDATA%\Code\User\globalStorage\saoudrizwan.claude-dev\settings\cline_mcp_settings.json 

{
  "mcpServers": {
    "test-mailbox": {
      "url": "https://mail.rjctdlabs.xyz/sse"
    }
  }
}

Cline's MCP Servers pane edits this file for you if you would rather not find it. Cline docs

test mailbox in other clients

test mailbox MCP server