
Description: CalyxOS is an open source mobile operating system based on Android that focuses on privacy and security. It removes proprietary apps and services, restricts permissions from apps, and includes privacy-focused tools.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: GrapheneOS is an open source privacy and security focused mobile OS based on Android. It aims to provide strong security and privacy protections while maintaining compatibility with Android apps.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API