Websites that have a shopping cart or checkout page, either using a known ecommerce platform or a custom solution.
Moodle is a free and open-source Learning Management System (LMS) written in PHP and distributed under the GNU General Public License.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
RequireJS is a JavaScript library and file loader which manages the dependencies between JavaScript files and in modular programming.
YUI is a JavaScript and CSS library with more than 30 unique components including low-level DOM utilities and high-level user-interface widgets.