Originally Posted by
anon
Shu Mod = it's the "original" mod, it requires you to login, and you have to donate to Shu to get access to no upload and no download report to peers.
DDJ Hack = was made by DigitalDJ by decompiling the Shu code, cleaning it up, fixing it, and adding some of his own. You have access to all features, and only very recently had to start using a login system because of mod theft issues.
Also, trusted coders can get the source and add new things, as it is the case with ghostfucker and his spoof.