MailFerret for VS Code

com.appin60.mailferret/mailferret

Find and verify work emails with live SMTP checks and catch-all detection. Free 10 calls/day.

client:VS Code transport:streamable-http tools:3

Install MailFerret in VS Code

.vscode/mcp.json

{
  "servers": {
    "mailferret": {
      "type": "http",
      "url": "https://mailferret.appin60.com/mcp"
    }
  }
}

Requires agent mode. MCP: Open User Configuration puts the same block in every workspace. VS Code docs