Turn your PC into a very advanced MediaCenter/HTPC
MediaPortal turns your PC into a very advanced MediaCenter / HTPC. It allows you to listen to your favorite music & radio, watch and store your videos and DVDs, view, schedule and record live TV as a digital video recorder and much much more
TuxPlayer is an open source audio player for Linux and Windows written in C++ and built on top of the Trolltech Qt 4 library. It uses KDE musical library - Phonon.