Voat - A Reddit clone where Karma pays real money
PayPal - PayPal is the faster, safer way to pay online without sharing financial details, send and receive money or accept credit and debit cards as a seller
Ladder - Community-first career growth for the next generation.
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.
Ripple - Ripple connects banks, payment providers, digital asset exchanges and corporates via RippleNet to provide one frictionless experience to send money globally
Braintree - An all-in-one solution to accept, process, and split payments in your mobile app or online - from small business to large enterprise.