Yes, unfortunately not open source. I tried Open Genera with the VLM port for Linux about ~8-10 years ago. The tutorials and the process got a lot better a few years laters. This should be an official way to run it (with all the associated additional first-party programs).
From an historical point of view it is interesting to see what “could have been” and what was lost.
From an historical point of view it is interesting to see what “could have been” and what was lost.