Gordian Knot started out as a simple bitrate calculator for DivX encoding but has evolved to become an integrated package or tool for the entire process of DivX/XviD encoding.

Gordian Knot Codec Pack includes :
AC3Filter 0.70b
DivX 3.11 alpha
DivX 5.2.1 Pro Trial for Win2K/XP
XviD 1.0.3
Morgan Stream Switcher 0.99
Huffyuv 0.2.2.1 ccepatch
ffdshow alpha 20041012
OGG filter 0.9.9.5
Core Vorbis 1.0
Matroska splitter 1.0.2.4 & muxer 1.0.0.9
VSFilter 2.33