Keycloack Keycloak: Use Oracle Autonomous database The Keycloack Server documentation recommends an external database to persist realms configuration. The article describes how to configure Oracle Autonomous Transaction Processing service with WildFly/JBoss application server.
Keycloack Keycloack: configure frontend URL It's turned out that my free tier VMs are powerful enough to run a standalone Keycloack [https://www.keycloack.org/]server. I'm not a big fan of the direct instance