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Microsoft releases MS-DOS 4 source code on GitHub — 45 year old code now open-source
MS-DOS 4.00 is quite an interesting version of this command-line-driven OS ... Enthusiasts with serviceable old hardware like an original IBM PC XT, or a newer Pentium system, can run / install ...
Hackaday2y
Have You Heard Of MCGA?
In the world of PC graphics, the early standards followed the various video cards of the day. There was MDA, familiar through the original text-based DOS prompt, CGA, then EGA, and the non-IBM ...