The DKT test is a Web application written in Python, using the CherryPy Web framework and the Kid templating language.
I have placed the application in the public domain. This means that you may do whatever you like with the source code without giving me money, or even credit, if you like.
Download the source code using darcs:
darcs get http://code.nyloncactus.com/darcs/dktDKT