Solo - Personal kanban boards hosted on your own server

WrappingGum - Create a sales page for your gumroad products

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

FilePond.js - Uploads anything you throw at it

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.

GumHub - Sell access to your GitHub repos with Gumroad