Jajuk - Jajuk is software that organizes and plays music using Java.
Roon (Music Player) - Roon is a music playing application for audiophiles
VLC Media Player - VLC is a free and open source cross-platform multimedia player and framework.
Pi MusicBox - Pi MusicBox is a great music platform where you can create songs and is the only streaming music player for Spotify, Google Music, Podcasts, SoundCloud, Webradio, and others.
GNOME Music - Music is the new GNOME music playing application.
Audirvana Plus - Build for sound quality