Apache is a free and open-source cross-platform web server software.

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.

WooCommerce is an open-source ecommerce plugin for WordPress.

FingerprintJS is a browser fingerprinting library that queries browser attributes and computes a hashed visitor identifier from them.

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

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

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

WP-Optimize is an all-in-one WordPress plugin that cleans your database, compresses your large images and caches your site.

Handlebars is a JavaScript library used to create reusable webpage templates.

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

Google Hosted Libraries is a stable, reliable, high-speed, globally available content distribution network for the most popular, open-source JavaScript libraries.

Underscore.js is a JavaScript library which provides utility functions for common programming tasks. It is comparable to features provided by Prototype.js and the Ruby language, but opts for a functional programming design instead of extending object prototypes.

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

MySQL is an open-source relational database management system.

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

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.

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

The Events Calendar is a free event management plugin for WordPress.

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.