Websites that have a shopping cart or checkout page, either using a known ecommerce platform or a custom solution.
Livewire is a full-stack Laravel framework for building dynamic interfaces.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
Paymenter is an open-source webshop solution for hosting companies.
Ubuntu is a free and open-source operating system on Linux for the enterprise server, desktop, cloud, and IoT.