Cavalier
Cavalier – audio visualization using CAVA. A free and open source program
Resonance
Resonance is a music player that allows you to easily manage and play your music collection. A free and open source program
muffon
Muffon is a music streaming client, which helps you listen to, discover and organize music. Free and open source program
Soundscape
Soundscape is an application for playing a mix of sounds, for example, natural sounds of animals or wind and water. Free program open source program
G4Music
G4Music is a beautiful, fast and lightweight music player. Free and open source program
Ymuse
Ymuse is a simple, functional and fast GTK interface (client) for MPD. Free and open source program
Amberol
Amberol is a simple music player. Free and open source program
Moosync
Moosync is a simple music player whose main purpose is to provide a clean and simple interface. Free and open source program
Relaxator
Relaxator is a free and open source program for relaxing to the soothing sounds of nature
HBud
HBud is a free and open source simple music/video player and karaoke application