If it's really about running a script (as scripting language), and not a dynamic language (as class integration), and I believe the scripting integration is targeted, then the JEMS approach is to prefer agnosticism. So JSR-223 should be your target, it's kinda limited but it should do the work. +1 for the embedded approach +1 for language guess per extension View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4021168#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...