Media Player Classic is a Audio/DVD/Blu-ray player that looks like WMP 6.0. But it is much more lightweight. Also this program does not need to be installed. It can play QuickTime and Real Player file (must have QuickTime and/or Real Player installed to do so). MPC will play almost any format from MP3's to Blu-Ray DVD's. MPC will only play Hi-Def content on Windows XP/Vista. MPC works on Win98SE, WinME, Win2000, WinXP, WinVista, support only available for WinNT based systems.