RealPlayer lets you download YouTube videos with one mouse click - works on thousands of other video sites, too.

MP3 and mp3PRO encoding Pack ,Sound Pack ,Enhanced Recording Pack ,Application Pack ,All the features of jetAudio 7.XX Basic ..

Free DVD Player supports a very wide variety of video formats: apart from regular DVD (PAL, NTSC, VCD, SVCD)

Windows Media Player 11 for Windows XP offers great new ways to store and enjoy all your music, video, pictures, and recorded TV.

VLC media player is a highly portable multimedia player for various audio and video formats (MPEG-1, MPEG-2, MPEG-4, DivX, mp3, ogg, ...)