
Description: OnionMail is an email service that provides end-to-end encryption and anonymity by routing emails through the Tor network. It allows users to register an email address ending in .onion that can only be accessed over Tor.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Swisscows.email is a secure, private email service provided by Swisscows, a Swiss company focused on privacy. It offers encrypted email with end-to-end encryption, does not scan or analyze emails for ads or data mining, has anonymous registration, and stores data in secure Swiss data centers.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API