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Microsoft.Windows.SDK.Contracts package icon

Microsoft.Windows.SDK.Contracts

The Windows WinRT API Pack enables you to add the latest Windows Runtime APIs support to your .NET Framework 4.6+ and .NET Core 3.0+ libraries and apps.   This package includes all the supported Windows Runtime APIs up to Windows version 26100. If you are targeting earlier platforms, consider only offering functionality available on the detected platform version. For further details, see: https://docs.microsoft.com/en-us/windows/uwp/debug-test-perf/version-adaptive-code Supported platforms: - .NET Framework 4.6+ - .NET Core 3.0+ Requires default package management format set to PackageReference, and NuGet 4.0 or higher.

Total Downloads
8.3M
8,340,184
Published
Apr 7, 2026
Latest stable version

Install

.NET CLI
dotnet add package Microsoft.Windows.SDK.Contracts --version 10.0.26100.8117-preview
Package Manager Console
Install-Package Microsoft.Windows.SDK.Contracts -Version 10.0.26100.8117-preview
PackageReference
<PackageReference Include="Microsoft.Windows.SDK.Contracts" Version="10.0.26100.8117-preview" />

Frameworks

No framework metadata available.

Dependencies

Adoption guide

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This version is marked prerelease. Validate its API and upgrade path before production use.

No SPDX license expression is published. Review the license text and your organisation's policy before redistribution.

No target framework metadata is available. Confirm compatibility in a representative project before standardising on this package.

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