Microsoft open-sources “the earliest DOS source code discovered to date”

For students of early PC history, this isn’t even the first piece of 86-DOS history that has been newly rediscovered this ...

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

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

Microsoft open-sources infamously weird, RAM-hungry MS-DOS 4.00 release

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, ...
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 ...

Microsoft Open Sources Some of the Earliest MS-DOS Code

Microsoft today announced the release of the source code for he 86-DOS 1.00 kernel, which is among the earliest code for what ...

Microsoft opens door to the past by releasing 86-DOS and PC-DOS 1.00

Antiques code show Microsoft has released the source for another of its relics. This time, it's 86-DOS 1.00 getting the open ...
Zawya

Qatar Telecom changes int'l access code to '00'

Qatar Telecom (Qtel) Tuesday announced that, starting from May 21, the International Access code will be changed from a single '0' to '00' for all international calls, on both fixed and mobile Qtel ...