
Description: Firefox Relay is a free service from Mozilla that provides users with alias email addresses to protect their privacy and reduce spam. Users can generate unlimited email aliases that forward messages to their real inbox.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: YOPmail is a free, disposable email service that allows users to sign up for a temporary email address to use for a certain period of time. It helps protect personal email privacy.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API