
Description: BlackHole Music Player is an open-source, minimalist music player for macOS. It has a clean and intuitive interface allowing users to easily manage large music libraries. Key features include gapless playback, last.fm scrobbling support, and audio device routing.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Openwhyd is an open-source music streaming web application that allows users to collect, organize and stream tracks from YouTube, SoundCloud, Bandcamp and more in one place. It has social features for following profiles and sharing collections.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API