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.
OneCause - Fundraising auction & event management software
Perfect Channel Auction - Auction
SchoolAuction.net - SchoolAuction.net is a web-based software to help school auction teams plan, manage and run school fundraising auctions.
GalaBid - GalaBid designs an auction in minutes that guests can access from a smartphone, computer, or tablet.
Qgiv - Qgiv offers web based fundraising solutions for nonprofit organizations.