AdRoll is a digital marketing technology platform that specializes in retargeting.
AppNexus is a cloud-based software platform that enables and optimizes programmatic online advertising.
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.
Open Graph is a protocol that is used to integrate any web page into the social graph.
Quantcast Measure is an audience insights and analytics tool.