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.
Sayonara Player - Sayonara is a simple but nice audio player and holds a lot of features like a library, id3 tag...
AIMP - AIMP : Free Audio Player : Официальный сайт программы
GNOME Music - Music is the new GNOME music playing application.
Winamp - Winamp is a media player that allows users to play multiple-file formats, arrange media in a varied file-management system, and play unique media with AAC encoding.