Apache is a free and open-source cross-platform web server software.
BackboneJS is a JavaScript library that allows to develop and structure the client side applications that run in a web browser.
Websites that have a shopping cart or checkout page, either using a known ecommerce platform or a custom solution.
cdnjs is a free distributed JS library delivery service.
PHP is a general-purpose scripting language used for web development.
Ubuntu is a free and open-source operating system on Linux for the enterprise server, desktop, cloud, and IoT.