a3 Lazy Load is a mobile oriented, very simple to use plugin that will speed up sites page load speed.
Gravatar is a service for providing globally unique avatars.
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.
Lightbox is small javascript library used to overlay images on top of the current page.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
ProfilePress is a WordPress registration plugin that lets you create login forms, registration forms, user profiles, and more.
reCAPTCHA is a free service from Google that helps protect websites from spam and abuse.
Select2 is a jQuery based replacement for select boxes. It supports searching, remote data sets, and infinite scrolling of results.
Twenty Twelve is the default WordPress theme for 2012.
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-PageNavi is a WordPress plugin which adds a more advanced paging navigation interface to your WordPress blog.
YouTube is a video sharing service where users can create their own profile, upload videos, watch, like and comment on other videos.