SumUp Open Source

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

Overview
Repositories
Projects
Packages
People

README.md

Server SDKs

Node.js
Python
Java
Go
Rust
.NET for C#, VB.NET, and F#
AI Toolkit

Mobile SDKs

Developer tools

Postman collection, also available within Postman's API network
SumUp Model Context Protocol (MCP) Server
OpenAPI specification of the SumUp API

Pinned Loading

circuit-ui circuit-ui Public

SumUp's design system for the web

TypeScript 976 129
gocat gocat Public

21st century, multi-purpose relay from source to destination

Go 167 16
terraform-provider-vaulted terraform-provider-vaulted Public

Encrypted HashiCorp Vault secrets via Terraform that can be stored in SCM such as Git

Go 40 15
intl-js intl-js Public

Format numbers, currency values, dates, and times for any locale with the ECMAScript Internationalization API

TypeScript 11 4

Repositories

Type Language Sort

circuit-ui Public
SumUp's design system for the web

sumup-oss/circuit-ui's past year of commit activity

TypeScript 976 Apache-2.0 129 2 23 Updated Aug 28, 2026
intl-js Public
Format numbers, currency values, dates, and times for any locale with the ECMAScript Internationalization API

sumup-oss/intl-js's past year of commit activity

TypeScript 11 Apache-2.0 4 0 3 Updated Aug 20, 2026
foundry Public
A toolkit for building web applications and libraries.

sumup-oss/foundry's past year of commit activity

TypeScript 193 Apache-2.0 7 2 5 Updated Aug 17, 2026
signal Public
Collect and send page performance metrics with ease

sumup-oss/signal's past year of commit activity

TypeScript 11 Apache-2.0 2 0 0 Updated Jul 31, 2026
go-pkgs Public
Generic and easy to use packages for common functionality.

sumup-oss/go-pkgs's past year of commit activity

Go 11 Apache-2.0 7 0 6 Updated Jun 5, 2026
.github Public
Default community health files for SumUp OSS

sumup-oss/.github's past year of commit activity

1 0 0 0 Updated Apr 17, 2026
terraform-provider-vaulted Public
Encrypted HashiCorp Vault secrets via Terraform that can be stored in SCM such as Git

sumup-oss/terraform-provider-vaulted's past year of commit activity

Go 40 Apache-2.0 15 2 9 Updated Feb 5, 2026
performance-observer Public
Generic interface for PerformanceObserver API.

sumup-oss/performance-observer's past year of commit activity

TypeScript 62 Apache-2.0 4 1 (1 issue needs help) 1 Updated Sep 27, 2024
collector Public archive
DEPRECATED! A library of React components and hooks for contextual user-interaction tracking for complex interfaces with a predictable event schema

sumup-oss/collector's past year of commit activity

TypeScript 20 Apache-2.0 2 0 0 Updated Apr 11, 2024
ot Public
Opentracing support for Elixir applications

sumup-oss/ot's past year of commit activity

Elixir 1 Apache-2.0 1 0 1 Updated Jan 29, 2024