So what it does is that it makes normal maps, sorry for any confusion
NOT MADE BY ME
http://homepage.mac.com/nilomarabese/Menu13.html
^^^
this takes you to the website, where the download is.
So far all I know is that it must be in .jpg to open, and it saves as a .tif
also I am Archangel for those who saw this at HaloDev
enjoi
EDIT: before and after

NMG screen
