Jajuk - Jajuk is software that organizes and plays music using Java.
VLC Media Player - VLC is a free and open source cross-platform multimedia player and framework.
Music Player Daemon - Music Player Daemon is a flexible, powerful, server-side application for playing music.
AIMP - AIMP : Free Audio Player : Официальный сайт программы
Sayonara Player - Sayonara is a simple but nice audio player and holds a lot of features like a library, id3 tag...
foobar2000 - An advanced freeware audio player for the Windows platform.