We've just released Keycloak 3.4.1.CR1. To download the release go to the Keycloak homepage <http://www.keycloak.org/downloads>;. Highlights Cross DC A lot of work has gone into finishing the Cross DC support and it should now be ready to use. Database Replication We're now testing database replication with MySQL Galera and Oracle RAC. This is related to Cross DC support which requires a master node in each DC. Loads more.. - Loads and loads of fixes The full list of resolved issues is available in JIRA <https://issues.jboss.org/issues/?jql=project%20%3D%20keycloak%20and%20fix... . Upgrading Before you upgrade remember to backup your database and check the upgrade guide <http://www.keycloak.org/docs/latest/upgrading/index.html> for anything that may have changed. Release candidates are not recommended in production and we do not support upgrading from release candidates.