Microsoft finally open sources DOS 1.0 - and it's so much more than the code ...

Several times in the last couple of decades, Microsoft has released source code for the original MS-DOS operating system that kicked off its decades-long dominance of consumer PCs. This week, the ...

Microsoft on Tuesday released the earliest known DOS source code materials found to date to mark the 45th anniversary of 86-DOS 1.00. The new software preservation effort announced on the Microsoft ...

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 ...

A decade after releasing the source code for MS-DOS 1.1 and MS-DOS 2.0, Microsoft has open sourced a (slightly) more recent operating system: MS-DOS 4.0. First released in 1988, you can now download ...

DOS, Microsoft is releasing the earliest known source code listings – transcribed from yellowed continuous printouts.

Halcyon DOS Days: Back in the command prompt days, DR-DOS was one of the main competitors to MS-DOS in the operating system market. Those days are long gone, but a mysterious developer is reviving the ...

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.

I always thought it stood for Disk Operating System. I was fucking around with it back in the early 80's after I got out of the Navy, and had taken some BASIC courses. I wrote a program to find out ...