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.

Unlock - Monetize your content with a few lines of code

SuperPay - Get paid faster with your own custom payments page

HitPay - Send or receive money using a modern payments interface

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

MonetizeJS - Modern payment platform, no server required.