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Posted by jggonz 9 hours ago

Os8088: A powerful Mac-like OS for the IBM XT, 286, 386(os8088.com)
147 points | 71 commentspage 2
ozymandiax 7 hours ago|
This rewrites what-could-have-been history a bit... better get my IBM XT/286 out of storage! Is this for real?
drivers99 6 hours ago|
I might have to try it out. I have an 8088 IBM PC (my first computer) on a desk. I need to swap out some bad RAM (I've been getting Parity errors and other strange behavior), but it says it works with 256KB so I could remove the AST SixPakPlus altogether. The fully populated mother board has 256KB. (I could also unplug the MFM hard drive controller as well.) It supports CGA and VGA and I have both (the CGA is original; the VGA is an 8-bit ISA one I picked up a couple years ago). I also have a serial mouse... Right now I have one floppy disk that came with a book I re-bought recently (Peter Norton's Guide to Assembly Language) and I could back up the files from it and use that but I think I'd rather buy/find another one to use. And I need more than one disk for this anyway.

Interesting, it currently says, 'Nobody has yet written the images to 5.25" media and booted an actual XT with them.'

jggonz 1 hour ago||
"Author" of os8088 here.

That's no longer the case. Someone that is contributing to the project is using real hardware to validate the changes. You can check out some of the systems he tested it with here: https://www.os8088.com/hardware

The system does currently run with 256KB of RAM, and you can use some of the basic apps, but not all of them.

userbinator 4 hours ago||
I don't know why it seems reluctant to disclose AI use, because this is one of the best advertisements of Claude I've seen, and I say this as someone who has been sitting on the fence on the subject and saw a lot of slop in the past few years. If I was working in Anthropic's marketing department, this is the sort of thing I'd point to as a demo of its abilities.

That said, it's not like something of this nature was thought impossible; many embedded OSes running on even slower and more limited machines (e.g. 8051) had preemptive multitasking and a primitive GUI. It just took several decades for someone with the idea, tokens, and motivation to actually do it.

RachelF 2 hours ago|
To me the most interesting thing here is that AI did it, albeit with very good prompting.

Claude AI just created something in a few hours, perhaps, that teams of intelligent developers at the time struggled to do in years of effort.

nianderwallace 6 hours ago||
You'd still need a Wordstar-like app and a VisiCalc-like app (pref. Lotus 123-like).

VGA adapter means you have to wait until 1987 to run this, otherwise you'd deal with CGA's non-square pixels. EGA support would only be possible in Oct 1984.

geocar 3 hours ago|
The IBM 1501 PGC (640x480x256) was available in 1983.
walrus01 3 hours ago||
But was exceedingly rare, in the pre 640x480 VGA era the common video interfaces on 8088, 8086, 80186, 80286 were MDA, Hercules, CGA, or later on, EGA.
badsectoracula 5 hours ago||
Nice, Solitaire in 7KB of RAM[0]. Sadly it only says "You win!" if you win, no bouncing cards animation :-P.

[0] http://runtimeterror.com/pages/iv/images/b869a0cf44a7e7cbc40...

anigbrowl 7 hours ago||
Was not expecting the fractal viewer (in disk B/apps)
jggonz 1 hour ago|
I might even port over povray... :)
abstractspoon 1 hour ago||
This doesn't seem like any sort of achievement to me
jonjacky 5 hours ago||
It looks surprisingly Mac-like, except the font kind of spoils the illusion.
cheema33 7 hours ago||
If it were available back then, Microsoft may be a small shop today or may have gone the way of Lotus.
wewewedxfgdf 4 hours ago||
No.

Technically better software was rarely the primary factor in how the early microcomputer wars played out.

MiroslavPokorny 5 hours ago||
You mean like the Amiga or Atari ?
internet2000 7 hours ago|
Fun little toy. Wonder how much in tokens went into it.
jggonz 1 hour ago|
Many millions so far...