
Description: Muck is an open-source, multiplayer online game focused on exploration, crafting, and survival. Players spawn on an island with limited resources and must gather materials to craft tools, weapons, buildings, and more while defending against enemies.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Open Sandbox is an open source sandbox environment for development and testing applications. It runs as a separate system on a single Linux machine or as a fully isolated container, allowing you to isolate programs and services within a lightweight virtualized environment to test and experiment safely.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API