The selected scopes list can't be created until completion; otherwise turning off a scope in one API turns it off in all other APIs. Elimination of child scopes is still supported in select-default. Top level API list is sorted.
GAM is a command line tool for Google Apps Administrators to manage domain and user settings quickly and easily.
You can download the current GAM release from the GitHub Releases page.
The GAM documentation is hosted in the GitHub Wiki
The GAM mailing list / discussion group is hosted on Google Groups. You can join the list and interact via email, or just post from the web itself.
GAM is maintained by Jay Lee.