AddThis is a social bookmarking service that can be integrated into a website with the use of a web widget.
Facebook pixel is an analytics tool that allows you to measure the effectiveness of your advertising.
jQuery CDN is a way to include jQuery in your website without actually downloading and keeping it your website's folder.
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.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
RevolverMaps is a collection of real-time visitor statistics widgets for website or blog. Interactive visitor mappings to a globe rendered by the Revolver Engine.
YouTube is a video sharing service where users can create their own profile, upload videos, watch, like and comment on other videos.