Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
Tix - Tix is a state-of-the-art, cloud-based ticketing system that features fully integrated access controls, event management controls, multi-channel distribution capabilities, and a robust reporting suite.
Cvent - Cvent's event management software provides event planners with a complete solution to increase event attendance and decrease event costs.
EventTitans - Top rated event management software
Eventzilla - Eventzilla lets you sell tickets online and manage attendees from one integrated application.
Brushfire - Brushfire offers tools for online registration and event management.