Visual Website Optimizer is an Easy to use A/B testing tool that allows marketing professionals to create different versions of their websites and landing pages using a point-and-click editor and then see which version produces maximum conversion rate or sales.
A WordPress performance framework. Improve site performance via caching.
A simple library that provides standard Unicode emoji support across all platforms.
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
A canonical link element is an HTML element that helps webmasters prevent duplicate content issues by specifying the "canonical", or "preferred".