QuickTime Alternative will allow you to play QuickTime files without having to install the official QuickTime Player.
alternativer last.fm radio player
interessanter audio player mit jack support und einfachem user interface
DeaDBeeF (as in 0xDEADBEEF) is an audio player for GNU/Linux systems with X11 (though now it also runs in plain console without X, in FreeBSD, and in OpenSolaris).
Exaile is a music player aiming to be similar to KDE's Amarok, but for GTK+ and written in Python. It incorporates many of the cool things from Amarok (and other media players) like automatic fetching of album art, handling of large libraries, lyrics fet