There are many video formats as of today and many of them will not play with the default players in Windows. Xvid Plus Codecs pack is a free collection of Codecs which allows for 99% video play, including DVD play, and it’s always up to date with the latest codecs. It can play almost all popular formats including support for XviD, H.264, FLV, WMV, DivX, AVI, MKV/MKA, x264, Real, RM, HD-MOV, MPEG-1, MPEG-2, and MPEG-4 etc.
Xvid Plus Codec Pack is a powerful codec solution designed to enable your computer to play nearly any media you open in Windows. It can be video or audio, disc, or downloaded from any site. If its a media file trust Xvid Plus Codec Pack to play it.
Xvid Plus Codec Pack is a must have codecs pack to play all types of media files.
Is there any reason to install this if you are using VLC?