6809 for the rc2014

Nearby, in A single board computer using Z180, @oldben wondered about a 6809 SBC. Well, it’s not an SBC, but there’s activity in the rc2014 world:

And here’s a project featuring one of many 8 bit micros:

Not sure if any answer to the question of OS-9 though.

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Is OS-9 from that era even available? The CP/M sources are widely available, which makes them readily ported to modern systems. I just don’t know the status of legacy OS-9 codes, or even FLEX for that matter. (Pretty sure there’s some kind of “open” FLEX stuff floating around).

The uniflex archive is up today.
Now to match hardware to the 6809 software.
Get it while you can.