Websites that have a shopping cart or checkout page, either using a known ecommerce platform or a custom solution.
Drupal Commerce is open-source ecommerce software that augments the content management system Drupal.
Drupal is a free and open-source web content management framework.
PHP is a general-purpose scripting language used for web development.
Progressive Web Apps (PWAs) are web apps built and enhanced with modern APIs to deliver enhanced capabilities, reliability, and installability while reaching anyone, anywhere, on any device, all with a single codebase.
ShareThis provides free engagement and growth tools (e.g., share buttons, follow buttons, and reaction buttons) for site owners.
YouTube is a video sharing service where users can create their own profile, upload videos, watch, like and comment on other videos.