There are many multimedia file formats which are not directly playable in Windows because of missing codecs. Codec Decoder Pack is freeware codec pack for Windows which is a complete collection of DirectShow filters, splitters and plug-ins that will allow you to play all Audio and Video formats such as AVI, AAC, APE, DIVX, FLV, FLAC, MKV, M2TS, MP3, MP4, M4V, MOV, MPEG, OGG, WMV, XVID and many others on any Media Player without hassle and with the best Audio and Picture quality possible.
The codecs are listed under audio codes, DVD codes and video codecs and you can selectively install them using the installer.
The codecs pack is compatible with Windows 98, NT, SE, 2000, XP, Vista, Windows 7, both 32 and 64 bit. All DirectShow filters and Codec Decoder files included in this pack are provided free of charge and have been fully tested on all Windows platforms and are completely Malware free as per the website.