VLC Media Player - VLC is a free and open source cross-platform multimedia player and framework.
Jajuk - Jajuk is software that organizes and plays music using Java.
MPV - MPV is an audio and movie player based on MPlayer and mplayer2.
Roon (Music Player) - Roon is a music playing application for audiophiles
foobar2000 - An advanced freeware audio player for the Windows platform.
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.