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.
LiteSpeed is a high-scalability web server.
Open Graph is a protocol that is used to integrate any web page into the social graph.
PHP is a general-purpose scripting language used for web development.
Site Kit is a one-stop solution for WordPress users to use everything Google has to offer to make them successful on the web.
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.
Yoast SEO is a search engine optimisation plugin for WordPress and other platforms.