On Aug 31, 2024, at 11:16 AM, Jaap Akkerhuis <jaapna@xs4all.nl> wrote:


On 31 Aug 2024, at 20:09, Angel M Alganza <ama@ugr.es> wrote:

On 2024-08-31 11:59, Rodrigo G. López wrote:

i'd love to know if any of you remembers this, and if so, would you share the story behind it?

Google tells me: https://www.y-windows.org/

This is likely a different Y window sys than what Rodrigo found,
which is written in Alef and runs on 2nd ed plan9. Rodrigo may
want to trawl through 9fans mailing list/usenet group archives
or ask there.