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

PixelyourSite is now probably the most complex tracking tool for WordPress, managing the Facebook Pixel, Google Analytics, Google Ads Remarketing, Pinterest Tag, Bing Tag, and virtually any other script.

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

MySQL is an open-source relational database management system.

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.

WPBakery is a drag and drop visual page builder plugin for WordPress.

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

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.

Query Migrate is a javascript library that allows you to preserve the compatibility of your jQuery code developed for versions of jQuery older than 1.9.

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

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