
Description: Sandspiel is a free web-based sandbox game where users can place elements like sand, water, conveyor belts, glass, zombies, and more on a grid to create complex chain reactions and simulations.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Scribblenauts is a puzzle video game series where players use an in-game notebook to write object names in order to spawn them. The goal is to solve each level's puzzle by interacting with the objects and characters in creative ways.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API