A WordPress performance framework. Improve site performance via caching.
A simple library that provides standard Unicode emoji support across all platforms.
Backbone.js gives structure to web applications by providing models with key-value binding and custom events, collections with a rich API of enumerable functions, views with declarative event handling, and connects it all to your existing API over a RESTful JSON interface.
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
Open graph title entity tag
Sites who has this tag are verfied by google to use WebMaster tools