Back in 2014, Microsoft released the MS-DOS source code (versions 1.25 and 2.0) via the Computer History Museum. Last week, Microsoft "re-open-sourced" MS-DOS, but this time around via its GitHub ...

At the risk of dating myself, I cut my teeth on MS-DOS (after moving on from the Commodore 64, that is), the command-line interface operating system that predated Windows. MS-DOS first arrived in the ...

The company worked with IBM to release a 1998 uncompiled version DOS 4.0 on Thursday, although unfortunately, this release lacks the app-switching capabilities that landed it the nickname MT-DOS.

Four years after working with the Computer History Museum to release the source code for MS-DOS, Microsoft is “re-open-sourcing” its command line operating system from the ’80s. This time the company ...

Following on from the earlier collaboration with the Computer History Museum to release the source code for MS-DOS roughly 4 years ago. Microsoft has today announced the availability of the MS-DOS ...

Microsoft has open-sourced another bit of computing history this week: The company teamed up with IBM to release the source code of 1988’s MS-DOS 4.00, a version better known for its unpopularity, ...

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 ...

Microsoft and IBM’s DOS operating system is an important milestone in the history of personal computing, and it’s just as important that we can dig into it and see what makes it tick. That’s part of ...

TL;DR: Microsoft will likely never release the original source code of Windows into the wild, but the company is clearly interested in sharing important episodes of its software development history.

Microsoft has released MS-DOS as open-source software -- again -- but this time, on GitHub. Party like it's 1983, baby. Share on Facebook (opens in a new window) Share on X (opens in a new window) ...