Handbid - Generate more revenue and delight your bidders with the Handbid mobile bidding silent auction software with apps for iOS, Android, and the web.
Bloomerang - Bloomerang is a simple donor database and fundraising software solution that helps nonprofits decrease donor attrition and increase revenue.
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.
Kindful - Nonprofit donor database + fundraising tools all in one
E-Multitech Auction - E-Multitech Auction is a web and ecommerce solution that makes different kinds of auctions such as Ebay style auctions, price reveal actions, & penny auctions.
Classy - Expressive, flexible, and powerful stylesheets for native iOS apps