What about something like Pretix. I personally haven't tried it. Source: almost 2 years ago

You may want to try pretix: https://pretix.eu/about/en/, the corresponding GitHub: https://github.com/pretix/pretix . Source: over 2 years ago

Sure, you can use Saleor - an open-source, headless ecommerce platform with Stripe etc. Check it here https://saleor.io/. Source: over 1 year ago

As a GraphQL-first, open-source headless commerce platform, Saleor can help you build dynamic and blazingly fast storefronts. They are focused on helping your business expand and scale by scaffolding multi-channel, multi-lingual, multi-currency, and multi-warehouse capabilities. It does this by having an administrative dashboard powered by business logic that manages your team and your products. - Source: dev.to / over 1 year ago

Saleor is a platform for creating storefronts. Started in 2020 by Mirek Mencel and Patryk Zawadzki, it has an open-source and cloud platform featuring all the core functionalities you need. It boasts a powerful product configuration tool and a focus on PWA. Their administration dashboard allows you to manage products, people, and functionalities easily. - Source: dev.to / almost 2 years ago

You have also https://saleor.io/. I played arround a bit but never did anything serious with it. Source: almost 2 years ago

This post will walk through a practical example of migrating an application from Heroku to Render using Saleor, a popular open-source e-commerce system. Based on Django and Python, Saleor has served high-volume companies in retail sectors like publishing and apparel since 2012 and is still growing rapidly. The latest major update introduces a modular front end powered by a GraphQL API and written with React and... - Source: dev.to / almost 2 years ago