Google Payment API - Enable an easy-to-use checkout experience for customers
Charity Miles - With the usage of this application you will always able to earn a win-win fitness situation for your goal.
Giftbit Payment API - Stripe for gift cards
eSolidar - Charity shops and online auctions to support great causes
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.
HandUp Gift Cards - Give directly to a homeless neighbor on the street