Bloomerang - Bloomerang is a simple donor database and fundraising software solution that helps nonprofits decrease donor attrition and increase revenue.

GiveSmart - GiveSmart offers mobile bidding and event management for charity fundraisers .

Kindful - Nonprofit donor database + fundraising tools all in one

HiBid - Auction

Classy - Expressive, flexible, and powerful stylesheets for native iOS apps

liveauctiongroup - Bid in live auctions online with iCollector.com. Collectible auctions, antique auctions, art auctions, coin auctions and estate sale auctions, we offer a live online bidding interface alternative to the auction floor.