Comments on: CPM operating system https://dfarq.homeip.net/cpm-operating-system/?utm_source=rss&utm_medium=rss&utm_campaign=cpm-operating-system David L. Farquhar on technology old and new, computer security, and more Mon, 01 Jun 2026 21:54:58 +0000 hourly 1 By: Dave Farquhar https://dfarq.homeip.net/cpm-operating-system/#comment-46230 Tue, 09 Oct 2018 20:26:59 +0000 https://dfarq.homeip.net/?p=19205#comment-46230 In reply to kovacm.

I did. They’d actually released the DOS 1.25 and DOS 2.0 code before, but putting it on Github was a more convenient way to distribute it.

]]> By: kovacm https://dfarq.homeip.net/cpm-operating-system/#comment-46223 Mon, 08 Oct 2018 13:30:49 +0000 https://dfarq.homeip.net/?p=19205#comment-46223 Hey, David,
did you see this (17 days ago): https://github.com/Microsoft/MS-DOS/tree/master/v1.25

🙂 so now we have source code of Tim Peterson DOS version “1.25”…

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