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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 This was also intended as a historical document summarizing 'how MS-DOS was born.

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.

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.

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 ...

Microsoft, en asociación con IBM, ha publicado el código fuente de MS-DOS 4.0 bajo licencia abierta MIT y como continuación de la liberación del código de MS-DOS 1.25 y 2.0 que se produjo hace unos ...

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 ...

Microsoft se ha asociado con IBM para publicar oficialmente el código fuente de la versión de MS-DOS 4.0 bajo la licencia otorgada por el Insituto Tecnológico de Massachusetts (MIT), un repositorio ...

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 ...