vlc  media player

VLC is a free and open source cross-stage media player and system that plays generally sight and sound documents and in addition DVD, Audio CD, VCD, and different streaming methodologies.





Features 

• Basic, quick and effective media player. 
• Plays generally codecs with no codec packs required: 
• Runs on all stages: Windows, Linux, Mac OS X, Unix... 
• Totally Free, 0 spyware, 0 ads and no client following. 
• Can do media transformation and streaming.

Official Website:  Here