
Description: GZDoom is an enhanced port of the Doom game engine, allowing modern graphics and gameplay enhancements on the original Doom games. It maintains compatibility while adding features like OpenGL rendering, uncapped frame rates, and advanced scripting.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Chocolate Doom is an open-source interpreter for the classic first-person shooter video game Doom. It aims to reproduce the original DOS version of Doom as closely as possible while running on modern operating systems.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API