cantata : A featureful and configurable Qt4 client for the music player daemon (MPD) ( https://code.google.com/p/cantata/ )
clementine : A modern music player and library organizer based on Amarok 1.4 and Qt4 ( http://www.clementine-player.org/ https://code.google.com/p/clementine-player/ )
oggsplit : Tool for splitting multiplexed Ogg files into separate streams ( http://svn.xiph.org/trunk/ogg-tools/oggsplit/ )
qsampler : A graphical frontend to the LinuxSampler engine ( http://qsampler.sourceforge.net )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a multimedia
For Paludis use this rsync : rsync://gentoo.zugaina.org/multimedia-portage
If you have a problem : ycarus(-at-)zugaina.org