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.
ProPay - ProPay is a multiple payment making service provider that lets its users to make payment to anyone in any part of the world.
UniPayGateway - Ultimate payment gateway software for merchants, ISOs and PSPs. Full range of payment gateway capabilities. Functionality rich open source payment system.
Braintree - An all-in-one solution to accept, process, and split payments in your mobile app or online - from small business to large enterprise.
Zuora - Zuora creates cloud-based software on a subscription basis that enables any company in any industry to successfully launch, manage, and transform into a subscription business.
XE.com - XE.com Inc. (XE) is a Canadian online foreign exchange services company.