Microsoft's open-sourcing of the earliest DOS source code contributes to the preservation and accessibility of historical software development resources.

Microsoft open-sources "the earliest DOS source code discovered to date" https://news.ycombinator.com/item?id=48253386 #hackernews #tech

Microsoft open-sources "the earliest DOS source code discovered to date" https://arstechnica.com/gadgets/2026/04/microsoft-open-sources-the-earliest-dos-source-code-discovered-to-date/ https://news.ycombinator.com/item?id=48253386

Microsoft open-sources “the earliest DOS source code discovered to date” Old 86-DOS source code dates back to the time before Microsoft bought it. https://arstechnica.com/gadgets/2026/04/microsoft-open-sources-the-earliest-dos-source-code-discovered-to-date/

Microsoft open-sources "the earliest DOS source code discovered to date": https://arstechnica.com/gadgets/2026/04/microsoft-open-sources-the-earliest-dos-source-code-discovered-to-date/ Discussion: http://news.ycombinator.com/item?id=48253386

Microsoft open-sources “the earliest DOS source code discovered to date” https://arstechnica.com/gadgets/2026/04/microsoft-open-sources-the-earliest-dos-source-code-discovered-to-date/ #microsoft #open-source