Rydia is a web-based, AJAX frontend to the JSurveyLib survey engine. It provides an easy way to configure surveys / questionnaires and display them on a website. Rydia will work with any web framework because it integrates like an AJAX widget.
A MVC oriented client-server web framework written in C and JavaScript for Apache HTTP servers. The server executes models and the built-in template engine creates the view. The client-side is a JS API, and makes communication with the server easy.