The Verge

Microsoft open-sources its 6502 version of BASIC from 1976

Microsoft’s 6502 BASIC ran on the same CPU that powered the Apple II, Commodore 8-bit series, NES, and Atari 2600. Microsoft’s 6502 BASIC ran on the same CPU that powered the Apple II, Commodore 8-bit ...
TechSpot

Microsoft open sources 6502 BASIC, a key piece of computing history

Home Computer Archeology: Few early Microsoft products left as lasting a mark as 6502 BASIC. The interpreter introduced millions of people to computers and programming, shaping the next generation of ...
Ars Technica

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

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 ...
ZDNet

MS-BASIC 1.1 introduced programming to a generation - now you can download it for free

Microsoft open-sourced the MS-BASIC language. Bill Gates would never have seen this coming back in the day. MS-BASIC 1.1 was many developers' first language. In 1976, they rebranded Altair BASIC to ...
Electronic Design

Now and Then: Get Your Copy of MS-DOS

How was DOS part of the PC revolution? Is DOS still around? What did Bill write a long time ago? Remember the DOS prompt? DOS stands for disk operating system. The latest announcement is a blast from ...
PC World

Microsoft publishes MS-DOS, Word for Windows source code

Microsoft arguably built its business on MS-DOS, and on Tuesday the software giant and the Mountain View, CA-based Computer History Museum took the unprecedented step of publishing the source code for ...
Hosted on MSN

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

Follow ZDNET: Add us as a preferred source on Google. PC-DOS 1.00 would lead to Microsoft becoming computing's top dog Microsoft continues to embrace open source. The source code and annotations ...
Visual Studio Magazine

Basic Will Never Die: Microsoft Open Sources GW-BASIC

Microsoft has open sourced GW-BASIC, a programming language developed some 38 years ago. GW-BASIC and variants such as QBasic, QuickBasic and others provided the onramp to computer programming for ...
Neowin

Microsoft open sources 6502 BASIC after almost 50 years0 0

Microsoft has open-sourced the 6502 BASIC programming language interpreter from 1976. Its source code is now available on GitHub. Microsoft has finally open-sourced one of its oldest products: 6502 ...
Hackaday

Building MS-DOS From Scratch Like It’s 1983

Building a complete operating system by compiling its source code is not something for the faint-hearted; a modern Linux or BSD distribution contains thousands of packages with millions of lines of ...
TechSpot

The oldest release of MS-DOS precursor 86-DOS is now available for download

In context: Back in 1980, Tim Paterson was creating a new operating system he called QDOS or Quick and Dirty Operating System. The system was later renamed 86-DOS, as it was being designed to run on ...