You are free to use ActyxOS for development. Please set the ActyxOS license in your node settings to
development. The same applies for app keys.
You may only run ActyxOS in production if you have purchased and own a valid license for every production node (i.e. installation of ActyxOS) as stated in the Actyx Software License Agreement. The same applies for running apps in production; you must have purchased and own a valid app key.