
Description: Solar2D is a free and open source 2D game engine built in Lua. It allows developers to rapidly create games and apps using its extensive APIs, plugins, and tools. Some key features include cross-platform publishing, live debugging, asset management, and a visual editor.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: FNA is a reimplementation of the .NET Framework open source libraries with a focus on games and game-related applications. It allows .NET games and apps to run cross-platform on Linux, macOS, and Windows.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API