This add-on has excellent features and friendly UI. It is compatible with most versions of XenForo (2.0.x).
Key features:
Ability to create unlimited categories and nested categories for groups.
Ability to create unlimited custom fields for each category. Custom fields then will be shown in...
This is a complete, fully configurable social group system that allows for group discussions, forums, event calendars and a basic group photo album.
The ability to create each section of the group is fully usergroup permissions based. So if you don't want a user group to create a photo album...