ZDNet

It's baaack! Microsoft and IBM open source MS-DOS 4.0

It's no joke. Microsoft and IBM have joined forces to open-source the 1988 operating system MS-DOS 4.0 under the MIT License. Why? Well, why not? That got Hanselman and Wilcox digging into the ...
ZDNet

MS-DOS variant PC-MOS/386 reborn as open source

Do you still long to run WordPerfect 5.1, Lotus 1-2-3 4, or Doom on DOS? Well, if you do, there's a new way to revisit the PC world of the 1980s: The newly open-sourced PC-MOS/386 v501. PC-MOS, for ...
Ars Technica

Microsoft surprises MS-DOS fans with remake of ancient text editor that works on Linux

Nano/pico pretty much scratches all the itches for a basic user interface for text. It's not like I need to create a functional operating system within EMACS and who the heck remembers to ESC ESC :wq!
Hackaday

FreeDOS 1.4 Released

Even in 2025 there are still many applications for a simple Disk Operating System (DOS), whether this includes running legacy software (including MS-DOS games & Windows 3.x), or (embedded) systems ...