
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: Malody is a free, open-source and cross-platform music game software that allows users to create and play rhythm games. It has support for custom songs, skins, and gameplay modes.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API