MSBuild

The Microsoft Build Engine is a platform for building applications.

Build system · by .NET Foundation, Microsoft · docs.microsoft.com

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What MSBuild’s own pages say

What it says it doesThe Microsoft Build Engine is a platform for building applications. docs.microsoft.com
PlatformsLinux, Windows, macOS docs.microsoft.com
Open sourceYes docs.microsoft.com

Each value is a quote AirStack found on the product’s own pages, read 2026-11-04. A missing field means AirStack has not found it on its pages.