Yeah, but there's no release of docker daemon for mac or windows. You have to run a linux VM and install and use it there. Docker desktop basically wraps that

Yeah, but there's no release of docker daemon for mac or windows. You have to run a linux VM and install and use it there. Docker desktop basically wraps that VM process up into a little gui app. If you're willing to do it yourself then yeah a simple virtualbox VM can run docker without issues or license fees.