Rhythmbox is an integrated music management application, originally inspired by Apple's iTunes. It is free software, designed to work well under the GNOME Desktop, and based on the powerful GStreamer media framework.
Among the many features of Rhythmbox, you will find:
Click here for a selection of screenshots showing some of these.
It's easy to download and install plugins that add new features to Rhythmbox. Besides the plugins that come with Rhythmbox, there's a list of third-party plugins here.
There's also a set of tools here that add some Rhythmbox features to other applications.
There are many ways you can contribute to the Rhythmbox project. The Developers
page has more information.
Rhythmbox is released under the GNU General Public License (GPL), with an exception allowing distribution with non-GPL compatible GStreamer plugins.