
Description: Heaps.io is an open-source, cross-platform game engine and IDE that allows developers to create high performance games targeting Web, iOS and Android platforms from a single code base. It uses Haxe programming language and OpenFL cross-platform native extension.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Flixel is an open source game engine for creating 2D games in ActionScript 3 and Flash. It provides useful tools and infrastructure for rapid prototyping and development of small to medium-sized games.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API