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.
Google Tag Manager is a tag management system (TMS) that allows you to quickly and easily update measurement codes and related code fragments collectively known as tags on your website or mobile app.
Open Graph is a protocol that is used to integrate any web page into the social graph.
Optimizely is an experimentation platform that helps developers build and run A/B tests on websites.
Quantcast Measure is an audience insights and analytics tool.