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

Polylang is a WordPress plugin which allows you to create multilingual WordPress site.

Sites using the WordPress Block Editor, also known as Gutenberg.

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.

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.

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.

Google AdSense is a program run by Google through which website publishers serve advertisements that are targeted to the site content and audience.

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