Adds a more granular visibility control to your BuddyPress Public groups.
Public Groups can require the user to request a membership or be invited to join them.
The Administrator can restrict the Group Creation to these Public groups. Public visibility levels are:
Group Admins can create a custom group's front page to inform a "not yet" member about their group. They can also control the group's components that will be displayed to "non members".
/wp-content/plugins/altctrl-public-group
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