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.
GiveSmart - GiveSmart offers mobile bidding and event management for charity fundraisers .
Perfect Channel Auction - Auction
Global Auction Platform - Global Auction Platform (GAP) - the leading web based auction management software solution
OneCause - Fundraising auction & event management software
GalaBid - GalaBid designs an auction in minutes that guests can access from a smartphone, computer, or tablet.