
Description: Unity is a cross-platform game engine used to develop 2D, 3D, VR and AR games and experiences. It provides a complete editor, asset pipeline, and set of components for game development with support for multiple platforms.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: AresEd is a free, open source level editor for creating and editing game levels and mods. It features support for visual WYSIWYG editing, terrain sculpting tools, entity and script placement, and integration with Source engine games like Counter-Strike and Half-Life 2.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API