XP Codec Pack è una collezione di codec col fine di riprodurre qualsiasi formato multimediale. Contiene:

• AC3Filter 1.46
• AVI Splitter 1.0.0.9
• CDXA Reader 1.0.0.2
• CoreAAC (AAC DirectShow Decoder) 1.2.0
• CoreFlac Decoder 0.4
• FFDShow MPEG-4 Video Decoder 2007.07.01
• GPL MPEG-1/2 Decoder 0.1.2.0
• Matroska Splitter 1.0.3.0
• Media Player Classic 6.4.9.1
• OggSplitter/CoreVorbis 1.1.0.79
• RadLight APE Filter 1.0.0.4
• RadLight MPC Filter 1.0.0.4
• RadLight OFR Filter 1.0.0.4
• RealMedia Splitter 1.0.1.2
• RadLight TTA Filter 1.0.0.2
• The Codec Detective 2.0
• VSFilter (DirectVobSub) 2.38