
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: Reflex Arena is a fast-paced first person shooter game built on the Reflex engine. It features slick movement mechanics, smooth gameplay, and competitive multiplayer modes. The game has a small but dedicated playerbase.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API