Ferris - Create video albums & invite others to collaborate

Google Payment API - Enable an easy-to-use checkout experience for customers

Shopafor - Socially connected gift registry making gift buying easy

Giftbit Payment API - Stripe for gift cards

My Friends Love Gifts - Find the best gifts for all your friends birthdays

Stripe - Online payment processing for internet businesses. Stripe is a suite of payment APIs that powers commerce for online businesses of all sizes. Use Stripe’s payment platform to accept and process payments online for easy-to-use commerce solutions.