AjaxAction View Helper for Zend Framework
AjaxAction view helper is a plug-in replacement for the Action view helper. It transforms synchronous requests to asynchronous XHR-calls with no frills.
CacheAction Plugin for Zend framewrok
CacheAction plugin is a FrontController plugin, that enables You to cache specific routes. In combination with AjaxAction, no user will ever have to wait for a webpage to be rendered :-)