
Description: Xonotic is a free, open-source first-person shooter video game. It features crisp graphics, fast-paced arena gameplay, and advanced movement mechanics like bunny hopping and rocket jumping. Xonotic supports Windows, macOS, and Linux.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Uebergame is an open source game engine and editor for creating 2D and 3D video games. It provides tools for asset management, visual scripting, physics simulation, animation, AI, and more.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API