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

Fly is a platform for running full stack apps and databases.

Akamai is global content delivery network (CDN) services provider for media and software delivery, and cloud security solutions.

Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.

Plesk is a web hosting and server data centre automation software with a control panel developed for Linux and Windows-based retail hosting service providers.

PHP is a general-purpose scripting language used for web development.

WordPress is a free and open-source content management system written in PHP and paired with a MySQL or MariaDB database. Features include a plugin architecture and a template system.

MySQL is an open-source relational database management system.

Unpkg is a content delivery network for everything on npm.

OWL Carousel is an enabled jQuery plugin that lets you create responsive carousel sliders.

Akismet is a service that filters spam from comments, trackbacks, and contact form messages.

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.

Contact Form 7 is an WordPress plugin which can manage multiple contact forms. The form supports Ajax-powered submitting, CAPTCHA, Akismet spam filtering.

JSDelivr is a free public CDN for open-source projects. It can serve web files directly from the npm registry and GitHub repositories without any configuration.

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.

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.

WordPress is a free and open-source content management system written in PHP and paired with a MySQL or MariaDB database. Features include a plugin architecture and a template system.

Google Tag Manager is a tag management system (TMS) that allows you to quickly and easily update measurement codes and related code fragments collectively known as tags on your website or mobile app.

reCAPTCHA is a free service from Google that helps protect websites from spam and abuse.

Yoast SEO is a search engine optimisation plugin for WordPress and other platforms.

jQuery CDN is a way to include jQuery in your website without actually downloading and keeping it your website's folder.

Varnish is a reverse caching proxy.