VLC is a free multimedia player that plays back CDs, DVDs, VCDs and multimedia files.

PowerDVD is one of the best DVD player that supports a complete range of video and audio formats

KMPlayer is an easy-to-use while powerful and flexible media player. It can play most of popular media formats such as VCD, DVD, AVI, MPEG-1/2/4, WMV, RealMedia, and QuickTime.