MPC DirectShow Filter
RadLight MPC DirectShow Filter is allowing you to play MPC (MusePack) encoded files in any DirectShow based player, such as Winamp, Windows Media Player or MPC–HC.
AC-3 ACM Codec
AC-3 ACM Codec (formerly AC-3 ACM Decompressor) is an AC3 decompressor for VirtualDub which enables you to perform Dolby Digital AC-3 decoding for Windows ACM.
Realtek AC97 Codecs
Realtek AC97 ALC650 Audio Codecs is a driver which needs to be installed on your computer and offering support for: 3D PC games, voice recognition, audio conferencing, etc.