OpenX is one of the world's leading providers of digital and mobile advertising technology, enabling businesses to manage and maximize their ad revenue. OpenX products, including OpenX Enterprise, OpenX Market and OpenX Lift provide a comprehensive Software-as-a-Service platform by combining ad serving, an ad exchange and a brea...
Open graph description entity tag
The Open Graph protocol enables any web page to become a rich object in a social graph, a open protocol supported by Facebook
A canonical link element is an HTML element that helps webmasters prevent duplicate content issues by specifying the "canonical", or "preferred".