Freeware: atrac3

Codec Pack - Standard 6.0.7The Cole2k Media standard codec package features a collection of codecs and filters for encoding/decoding

Codec Pack - Advanced 6.0.7The Cole2k Media advanced codec package features a collection of codecs and filters for encoding/decoding a large variety of video/audio formats

Codec Pack (Advanced) 6.0.5The Cole2k Media Advanced Codec Pack features a collection of codecs and filters for encoding/decoding a large variety of video/audio formats. Support for formats includes DivX 6, DivX Media, XviD, 3ivx, MP4, h.

Xvid Plus Codec Pack 1.0With one small download Xvid Plus Codec Pack will enable your PC to playback almost all video formats including Xvid, DVD, AVI, DivX, h.264, x264, Real, RM, MPEG-2, MP4, MKV, HD-MOV, APE, 3GP, FLV, VCD, 3ivx, and many more in your media player.