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.

Gumroad - An all-in-one solution to sell your work and grow your audience.

Solo - Personal kanban boards hosted on your own server

Sellfy - Sellfy is an easy to use but powerful e-commerce platform where you can sell digital, print on demand or subscription products. Use a Sellfy storefront to create a beautiful online store or embed a Sellfy shopping cart to your own website.

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

Flurly - The easiest and most affordable way to sell digital products online