Gravatar is a service for providing globally unique avatars.
jQuery plugin for seeing if the images are loaded.
Lightbox is small javascript library used to overlay images on top of the current page.
LiteSpeed Cache is an all-in-one site acceleration plugin for WordPress.
LiteSpeed is a high-scalability web server.
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.