K-Lite Codec Pack is a collection of codecs and DirectShow filters. Those components are needed for encoding and decoding various audio and video formats. This Codec Pack is designed as a user-friendly solution for playing all your movie files, and more.

Download for all Windows versions: 

• K-Lite Mega Codec Pack Version 3.3.8 Beta
  

• K-Lite Codec Pack Full Version 3.3.8 Beta