
Description: World to Build is a free and open-source 3D world building and voxel art software. It allows users to create intricate voxel models and structures easily and provides tools to edit and manipulate them. The interface is intuitive and has a simple learning curve.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Roblox is an online game platform and game creation system that allows users to program games and play games created by other users. Popular with children and teens, Roblox has over 90 million monthly active users.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API