Google Sign-In is a secure authentication system that reduces the burden of login for users, by enabling them to sign in with their Google account.
jQuery plugin for seeing if the images are loaded.
Query Migrate is a javascript library that allows you to preserve the compatibility of your jQuery code developed for versions of jQuery older than 1.9.
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.
Pollyfills for XHR2 and File API
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
Plupload is JavaScript API for building file uploaders.
reCAPTCHA is a free service from Google that helps protect websites from spam and abuse.
Thrive Architect is the visual page builder 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 Engine is a website hosting provider.