“Notepad++ for Mac” release is disavowed by the creator of the original

“To be clear: Notepad++ has never released a macOS version.” ...

Notepad++ Creator Calls Out 'Fake' Mac App Over Trademark Violation

Notepad++ creator Don Ho said the macOS version of the popular Windows code editor is fake and using the Notepad++ trademark without permission. The unofficial Notepad++ app for macOS In a blog post, ...
PC World

Microsoft open-sources 86-DOS 1.00, the ancestor of Windows

Microsoft open-sourced 86-DOS 1.00 source code on GitHub for its 45th anniversary, according to PCWorld, including kernel and PC-DOS development snapshots. This historically significant software, ...

Notepad++ appears as a native macOS application

An independent community has ported Notepad++ as a fully native macOS app. The editor runs without Wine or emulation on Apple ...
ZDNet

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

PC-DOS 1.00 would lead to Microsoft becoming computing's top dog Microsoft continues to embrace open source. The source code and annotations provide insight into the operating system's earliest days.