
Description: postmarketOS is a Linux distribution aimed at bringing newer Linux versions to older Android devices. It allows using more recent applications on devices that are no longer officially supported by vendors.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Fairphone Open is an open source mobile operating system designed for Fairphone devices. It is based on Android and aims to extend device longevity through easy software updates and repairability.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API