Braintree - An all-in-one solution to accept, process, and split payments in your mobile app or online - from small business to large enterprise.

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.

Solo - Personal kanban boards hosted on your own server

XE.com - XE.com Inc. (XE) is a Canadian online foreign exchange services company.

Cash App - The easy way to send, spend, bank, and invest.