Salto framework is an AJAX based framework which makes possible to build a Web application very quickly.
Thanks to AJAX mechanism, datas exchanges between client side an server side are reduced. You are able to refresh only a part of the screen.
szTreeView is a javascript library to display data in tree structure. Features: code XHTML generated, AJAX capabilities (by using an independent small AJAX library), fully customizable. Shipped with JSP taglib and example webapp.