AddToAny is a universal sharing platform that can be integrated into a website by use of a web widget or plugin.
Endurance Page Cache adds basic file-based caching to WordPress.
LiteSpeed is a high-scalability web server.
Priority Hints exposes a mechanism for developers to signal a relative priority for browsers to consider when fetching resources.
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.
WPBakery is a drag and drop visual page builder plugin for WordPress.