Open source releases from Microsoft
The original sources of MS-DOS 1.25 and 2.0, for reference purposes
Experience, Learn and Code the latest breakthrough innovations with Microsoft AI
ML.NET is an open source and cross-platform machine learning framework for .NET.
Blazor is an experimental .NET web framework using C#/Razor and HTML that runs in the browser with WebAssembly
Original Windows File Manager (winfile) with enhancements
ShaderConductor is a tool designed for cross-compiling HLSL to other shading languages