This calendar on the backend are for the administrator to manage events, it can be used for private event and for public event by using the shortcode [calendar_template]
Google maps on events
Quick Add an event
Add Event
Manage the categories for the event
Manage the events: Clone Events, Edit the category
Settings
[Theme 1] - Calendar is displayed as a list. Its ajax.
[Theme 2] - Events on Calendar
+ your own public theme