...Webiness is integrated with jQuery, and it comes with a set of AJAX-enabled features and his own light CSS framework for frontend development. Trying to be secure, it has integrated authetification and authorization module, RBAC user interface, sessions expire feature, input validation, CSRF protection, SQL injection prevention and other security features.
RBAC (role based access control) is the de-facto standard in authorization and access control, because its much easier to maintain and use than traditional ACLs.
Unfortunately due to its complicated internals, not many implementations are available. PHP RBAC is compatible with NIST Level 2 RBAC standard and provides even more, with best performance yet available for any authorization library, and its for PHP.
Note: Development and support has been moved to Github...