
Description: Etterna is a free, open-source rhythm video game for Windows, Mac, and Linux. It is a clone and expansion of the game StepMania. Etterna focuses on keyboard-based gameplay and features customizable themes, a song editor, and online leaderboards.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: StepMania is an open-source rhythm video game that allows you to play rhythm games similar to Dance Dance Revolution and Pump It Up. You can download custom song packs and create your own step charts through the editor.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API