Authorize.net Payment Plugin (AIM) for Event Registration Pro 2.5/3.x versions makes your website ready to use Authorize.net payment gateway to accept credit/debit cards on your event registrations and bookings in safe way. Accept Credit Card Transaction directly on your website and all transactions are done behind the scenes. Authorize.net is most widely used payment gateway to process payments...

Group Join !SIMPLE! v1.2 by ekerner.com Allow users to assign themselves to groups, and leave groups. Great for mailing lists, hobby groups, fan clubs, flash mobs, product updaters, and pretty much any kind subscription. To configure simply ... Create a new 'Group Join' module, Select your desired group from the drop-down list, Optionally set your 'Join' and/or 'Leave...