
Description: Techiterian SocialMail is an open-source, self-hosted email server that focuses on privacy, security, and customizability. It allows users to easily set up their own private email service.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Yatter is an open-source, privacy-focused alternative to Twitter. It allows users to post short messages called 'yatts' and follow other users. Yatter emphasizes freedom of speech and lacks censorship or algorithmic timelines.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API