The nireport command can be used to list all of the groups in a NetInfo structure. To use nireport, you will need to specify the domain and a directory (in that order). Optionally, you can also specify a timeout for the query (-T) and whether or not the domain should be treated as tagged (-t). So if your NetInfo domain were local then the following would show all of the groups in a 10.3 Server-based Open Directory: nireport . /groups The equivalent in 10.4 and up would then be: dscl . -list /Groups Or for users: dscl . -list /Users To then show all of the users in a group…