Quantcast helps advertisers and publishers better understand, find and access targeted audiences in real-time. Marketers use Quantcast to amplify their targeting and reach consumers who look just like their best performing customers with unprecedented performance and scale. Publishers use Quantcast to directly measure and packag...
WP Super Cache is a page cache generation tool for WordPress.
SoundCloud is the world's leading social sound platform where anyone can create sounds and share them everywhere. Recording and uploading sounds to SoundCloud lets people easily share them privately with their friends or publicly to blogs, sites and social networks. It takes just a click to share sounds to Twitter, Tumblr,...
A family of standard web feed formats used to publish frequently updated information like blog entries, news headlines, audio and video.
A pingback is one of four types of linkback methods for Web authors to request notification when somebody links to one of their documents. This enables authors to keep track of who is linking to, or referring to their articles.
The Tweet Button is a small widget which allows visitors to share content and connect on Twitter.
The Platform for Privacy Preferences Project (P3P) enables Websites to express their privacy practices in a standard format that can be retrieved automatically and interpreted easily by user agents. P3P user agents will allow users to be informed of site practices (in both machine- and human-readable formats) and to automate dec...
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".