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.

Giftcard Zen - Buy a gift card at a discount

MangoPay - End-to-end technology for marketplaces and crowdfunding

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

BlueSnap - BlueSnap is a global payment service provider powering the checkout process for eCommerce merchants...

Wirize - Payment checkout for freelancers