Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services.

Popper is a positioning engine, its purpose is to calculate the position of an element to make it possible to position it near a given reference element.

Google Analytics is a free web analytics service that tracks and reports website traffic.

DataTables is a plug-in for the jQuery Javascript library adding advanced features like pagination, instant search, themes, and more to any HTML table.

Moment.js is a free and open-source JavaScript library that removes the need to use the native JavaScript Date object directly.

Bootstrap is a free and open-source CSS framework directed at responsive, mobile-first front-end web development. It contains CSS and JavaScript-based design templates for typography, forms, buttons, navigation, and other interface components.

jQuery is a JavaScript library which is a free, open-source software designed to simplify HTML DOM tree traversal and manipulation, as well as event handling, CSS animation, and Ajax.

Lightbox is small javascript library used to overlay images on top of the current page.

YouTube is a video sharing service where users can create their own profile, upload videos, watch, like and comment on other videos.