6502 OSes? (was OS/9 and software for the 6809)

[Jules Richardson]

Philip Pemberton wrote:
> What I would REALLY like is something similar to OS/9, but for the 6502.

Whilst being commercial software, the nice thing about OS-9 seems to be that 
it's pretty well documented and a lot of the internal workings are detailed. 
You may find that writing a clone isn't *that* hard I suppose.

cheers

Jules