Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
Ticket Tailor - Ticket Tailor is an easy-to-use event ticketing platform that allows event organizers of all shapes and sizes to sell tickets online.
Ticketsetup - 360° Ticketing solution for event organizers and venues.
Cvent - Cvent's event management software provides event planners with a complete solution to increase event attendance and decrease event costs.
Eventzilla - Eventzilla lets you sell tickets online and manage attendees from one integrated application.
TicketSource - Free, easy to use online ticketing for your events.