
Description: The Castle Game Engine is a cross-platform, open source game engine for 2D and 3D games. It supports multiple programming languages and can export games to many platforms including Windows, macOS, Linux, Android, iOS, and web browsers.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Torque 3D is an open-source 3D game engine used for developing cross-platform video games and simulations. It offers tools for creating levels, textures, materials, AI, particles, and more.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API