Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
Open Graph is a protocol that is used to integrate any web page into the social graph.
Redux Framework is a modular PHP library that allows developers to create customisable settings panels and controls for WordPress projects, providing a consistent user interface for managing options and settings.
WooCommerce is an open-source ecommerce plugin for WordPress.
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.
WP-Optimize is an all-in-one WordPress plugin that cleans your database, compresses your large images and caches your site.