Kantaris can play almost anything you can throw at it -- AVI, MPEG, MGEG-AVC, WMV, MOV, MKV, quicktime, matroska, divx, xvid, H264, MP3, WMA, OGG files and more. Kantaris can also play DVDs and audio CDs. The player also displays some of the most beautiful music visualizations ever seen. All this is completely free.
Download here : http://downloads.sourceforge.net/kantaris/Kantaris_0.3.4_setup.exe