SumUp

SumUp Open Source

We not only do payments. We are also really excited about Open Source.

People collaborating on code

Our projects

We just got started publishing our Open Source projects and will be adding more, soon. Take a look at what we have. We love feedback and are eager to collaborate!

TypeScript
Go
JavaScript

TypeScript

circuit-ui

SumUp's design system for the web

Got Curious?

At SumUp we work hard to empower small merchants and make ubiquitous card payments a reality around the world. Check our website to learn more about our products. Head over to our careers page to see how you can participate in our mission.