Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
GiveSmart - GiveSmart offers mobile bidding and event management for charity fundraisers .
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.
Silent Auction Pro - Simple * Affordable * Powerful --- Silent Auction Pro is a multi-user, internet-based fundraising software system providing complete donor and auction management solution for charitable organizations.
Cvent - Cvent's event management software provides event planners with a complete solution to increase event attendance and decrease event costs.
OneCause - Fundraising auction & event management software