
Description: Portal Knights is a 3D sandbox action RPG game developed by Keen Games and published by 505 Games. Players explore randomly generated worlds, craft weapons and items, build structures, and battle enemies in an adventure focused on exploration, combat, questing, and creation.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Minetest is an open source voxel game engine. It is similar to Minecraft and allows players to explore procedurally generated 3D worlds and build anything they can imagine using blocks.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API