3 packages? All that's really needed is the GameBase program and the Database itself. It's been setup quite successfully be a number of people.
As for failing to find a game, most of the games in the dats are in tosec. If you don't have a large tosec set then you will be less likely to have the right sets. But whats the point of adding versions of adfs that don't work? And download links are provided for all the games currently supported.
You could also have emailed or joined the irc channel for help..