Amazon Pay - Amazon Pay is an online payment service that makes checkout on your site fast and secure for hundreds of millions of Amazon customers around the world.

Square - Square helps millions of sellers run their business-from secure credit card processing to point of sale solutions. Get paid faster with Square. Sign up today!

Hasura - Hasura is an open platform to build scalable app backends, offering a built-in database, search, user-management and more.

Lightspeed - retail and restaurant point-of-sale, ecommerce, and omnichannel solution

ReadMe - A collaborative developer hub for your API or code.

Odoo Point of Sale - Odoo is an online point of sale solution for retail and restaurants.