Astra is a fast, lightweight, and highly customizable WordPress Theme.
Elementor is a website builder platform for professionals on WordPress.
Endurance Page Cache adds basic file-based caching to WordPress.
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.
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.