Varnish is a reverse caching proxy.

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

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.

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

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

Twenty Seventeen is the default WordPress theme for 2017.

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.

Photo Gallery plugin is a feature-rich, yet easy-to-use WordPress tool, which lets you add mobile-friendly image galleries and gallery groups to your website by 10Web.

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.