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

D3.js is a JavaScript library for producing dynamic, interactive data visualisations in web browsers.

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.

Chart.js is an open-source JavaScript library that allows you to draw different types of charts by using the HTML5 canvas element.

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.

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.

EmailJS is a cloud-based email delivery service that allows you to send emails directly from your client-side JavaScript code without the need for a server-side implementation.