
Description: Rhythmbox is an open-source music player for Linux based operating systems. It supports playing and managing local music libraries as well as streaming music from online services. Rhythmbox allows users to organize their music into playlists and has features like album cover art, rating songs, internet radio support, and audio CD burning.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: 1by1 is a free and simple MP3 player for Windows. It has a minimal and clean interface for playing audio files. Some key features include playlist creation, equalizer, library management, and support for many formats.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API