
Description: Project Sandcastle is an open source app that allows you to install Android on certain mobile devices that originally ran other operating systems. It gives new life to older phones by letting you use Android instead.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Ubuntu Touch is a mobile operating system developed by Canonical and the Ubuntu community for smartphones and tablets. Based on the Ubuntu Linux distribution, Ubuntu Touch features an intuitive touch-oriented interface, native support for ARM processors, and full access to a vast ecosystem of apps and content.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API