Inboxkitten is an open-source disposable email service (powered by serverless kittens) that you can freely deploy / adopt on your own! - https://github.com/uilicious/inboxkitten - https://inboxkitten.com/ Inboxkitten is built with the following - Vue.js for mobile friendly UI - Go Lang for CLI - Express.js for API - Mailgun for Mailserver - Firebase+GCP+TravisCI for deployment