There is no real need to post this because of how awesome it is.

By now most of you know this, but for those of you who do not…

It plays  almost anything!   I use it both in Windows and Ubuntu.

Simple to install, simple to use.

In Ubuntu

sudo apt-get install vlc

 

In Windows

Find your way over to http://www.videolan.org/vlc/ and download / then install and use.