Auto Gordian Knot uses the following utilities for background processing of the video. Special thanks to all the authors who made possible such a great level of automation of encoding process. By using these tools you automatically accepted license terms of each application (included in this distribution).

1. DGMPGDec

Homepage: http://neuron2.net
License: GPL

2. VirtualDubMod

Homepage: http://sourceforge.net/projects/virtualdubmod
License: GPL

3. BeSweet

Homepage: http://dspguru.doom9.org/
License: Freeware for non-commercial use

4. Avisynth

Homepage: http://sourceforge.net/projects/avisynth2
License: GPL

5. XviD encoder

Homepage: http://www.xvid.org/
License:  GPL

6. VobSub

Homepage: n/a (but see other Gabest's projects here: http://sourceforge.net/projects/guliverkli)
License: Freeware

7. Avisynth filters:

 - decomb.dll by Donald Graft (http://neuron2.net)
 - FDecimate.dll by Donald Graft (http://neuron2.net)
 - KernelDeInt by Donald Graft (http://neuron2.net)
 - undot.dll by Tom Barry (http://www.trbarry.com)
 - autocrop.dll by Glenn Bussell (http://www.videofringe.com/autocrop)
 - vsfilter.dll by Gabest (http://sourceforge.net/projects/guliverkli)