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

Want a blast from the past? Microsoft just open-sourced its very first operating system, offering a rare insight into the ...
Hosted on MSN

Microsoft open-sources original 86-DOS 1.00 code on GitHub

Microsoft has released the source code for 86-DOS 1.00, the 45-year-old operating system that became the foundation for MS-DOS and PC-DOS, on GitHub under the permissive MIT license. The release ...
XDA Developers on MSN

Microsoft open-sources MS-DOS 1.0, offering a rare look at PC history

This is a rare look at the tech giant's first operating system ...