Fun with cellular automatons, BoulderDash and the Watchdog! The CELL-O-MAT artifact is some demo application featuring show-cases on cellular automatons being built with the REFCODES.ORG artifacts. Restful JShell ... RestREPL your Java 9's JShell! Java 9's JShell can not only be used as a command line tool, furthermore you can use it in your own Java application. Learn on how to harness the JShell by building a restful service around it.