Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Cory Benfield discusses the evolution of ...

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 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, ...

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 released the source code for MS-DOS versions 1.25 and 2.0 through the Computer History Museum in March 2014. This was also intended as a historical document summarizing 'how MS-DOS was born.

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.

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 ...

Fond memories of beige machines. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

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 ...

30 years ago today, Microsoft bought the rights to the Quick and Dirty OS, re-branded it as MS-DOS, struck a deal with IBM, and made history. Share on Facebook (opens in a new window) Share on X ...

Microsoft has once again made the source code of a version of its ancient MS-DOS operating system available for download. Originally, an English researcher named Connor "Starfrost" Hyde wanted to talk ...

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 ...