Is there anyway to disbale create new group, so that only admins can create groups?

[@mercime Participant 13 years, 7 months ago]

https://wordpress.org/extend/plugins/buddypress-restrict-group-creation/
– Note that the plugin will not be updated for future versions of BuddyPress (like 1.3+) by current plugin author. Hopefully, someone will take over the plugin.

Or, check this out http://bp-tricks.com/coding/manage-group-creation-by-creating-a-group-request-form/