I nicked it from the Louis Bolck Institue. I tried to find the copy right rules, but couldn't, so I expect an open source program to be open source.
http://www.ndicea.nl/index.php
It might be usefull for some of you guys, or maybe some digital wizard who want's to write some more coding in order for it to be even more usefull (eg more application with this one program)