
Description: Ubuntu Server is a free, open source operating system based on Linux, designed for servers, the cloud and large-scale deployments. It has a strong community and large ecosystem of compatible software and tools.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Devuan is a Linux distribution forked from Debian that uses sysvinit instead of systemd for init. It avoids dependence on systemd and supports user choice of init systems.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API