We have just updated maven repository and drools IDE update site to include drools 4.0.0 GA libraries. You can check both at the following addresses: http://repository.jboss.com/maven2/org/drools/ http://downloads.jboss.com/drools/updatesite/site.xml Last but not less important, remember that the new drools page at jboss.org is http://labs.jboss.com/drools/ as same as the new downloads page http://labs.jboss.com/drools/downloads Fernando Meyer - http://fmeyer.org Y! fer.meyer(a)yahoo.com Software Engineer - JBoss Rules Core Developer Office: +55 11 3124-6000 Mobile: +55 11 8524-1298 JBoss, a division of Red Hat @ www.jboss.com PGP: 0xAB29DA3A