1993.
.DSK file attached.
https://www.youtube.com/watch?v=onE-a2vdxe0 (https://www.youtube.com/watch?v=onE-a2vdxe0)
Info:
https://archive.org/details/amstrad-action-088/page/n29/mode/2up (https://archive.org/details/amstrad-action-088/page/n29/mode/2up)
https://archive.org/details/cpc-attack-magazine-06/page/n53/mode/2up (https://archive.org/details/cpc-attack-magazine-06/page/n53/mode/2up)
https://www.cpcwiki.eu/index.php/Videomaster (https://www.cpcwiki.eu/index.php/Videomaster)
https://www.cpcwiki.eu/index.php/Desktop_Environment_System (https://www.cpcwiki.eu/index.php/Desktop_Environment_System)
https://www.cpcwiki.eu/index.php/ProPrint (https://www.cpcwiki.eu/index.php/ProPrint)
https://www.cpc-power.com/index.php?page=staff&lenom=Michael%20BECKETT
https://cpcrulez.fr/auteur-michael_beckett.htm
Not emulated - original hardware and software.
Please note that the aspect ratio for this YouTube video is 16:9 but the CPC monitor
has an aspect ratio of 4:3 so you may wish to adjust your viewing device accordingly.
Looks promising, shame it didn't see a release!
Unfortunately I can't remember if it was developed in parallel with the VideoMaster or came later but the VM didn't sell well enough to make it worth pursuing.