I currently have medals and scoreboards working.
If you want to test out the API on your Unity game let me know and I'll give you the source.
Here's the current progress. Not all functions, notable save files are working at the moment: http://www.newgrounds.com/projects/games/797004/preview NOTE: You must click on "Connect to NG" button before doing anything else. If you try the other functions without registering your session first then it'll cause problems.
exotworking
cool, I might need this sometime.
Coolboyman
Let me know when you need it and I'll hook you up.