P4A, PHP for Applications, is an interesting PHP5 RAD and object oriented PHP framework to build event-driven stateful web applications. P4A is based on Zend Framework 1.5 and using jQuery, jQuery UI, and FCKEditor to provides developers with a complete RAD solution that features tableless HTML, multiple databases, accesskey support, auto data type recognition, transparent AJAX, UTF-8, i18n/l10n.