Ah, I see now :) I think the answer is not at the moment, but in the future. You can output to a mobile device (or any presentation layer that can read xml) using JSF (e.g. Trinidad has a renderkit for pdas) but other devices/applications (e.g. Swing, Web Services) aren't currently supported but I think are intended to be (WS certainly is) Useful posts: http://www.jboss.com/index.html?module=bb&op=viewtopic&t=88932 http://www.jboss.com/index.html?module=bb&op=viewtopic&t=98340 http://www.jboss.com/index.html?module=bb&op=viewtopic&t=93253 View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4002000#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...