This add-on serves as the foundation for our XenForo theme product-line. It is the necessary functionality that allows us to extend the XenForo software in order to be able do things that the theme item alone cannot. UI.X 2 Add-on Nulled
It is kept separate as it is not tied to the theme, view, images, files, or templates in any way. The add-on may not always need updating when the theme does, as themes typically need updating for every update XenForo software does.