Microsoft.Windows.SDK.Contracts 10.0.22621-preview The ID prefix of this package has been reserved for one of the owners of this package by Prefix Reserved

.NET Standard 2.0
This is a prerelease version of Microsoft.Windows.SDK.Contracts.
There is a newer version of this package available.
See the version list below for details.
Install-Package Microsoft.Windows.SDK.Contracts -Version 10.0.22621-preview
dotnet add package Microsoft.Windows.SDK.Contracts --version 10.0.22621-preview
<PackageReference Include="Microsoft.Windows.SDK.Contracts" Version="10.0.22621-preview" />
For projects that support PackageReference, copy this XML node into the project file to reference the package.
paket add Microsoft.Windows.SDK.Contracts --version 10.0.22621-preview
The NuGet Team does not provide support for this client. Please contact its maintainers for support.
#r "nuget: Microsoft.Windows.SDK.Contracts, 10.0.22621-preview"
#r directive can be used in F# Interactive, C# scripting and .NET Interactive. Copy this into the interactive tool or source code of the script to reference the package.
// Install Microsoft.Windows.SDK.Contracts as a Cake Addin
#addin nuget:?package=Microsoft.Windows.SDK.Contracts&version=10.0.22621-preview&prerelease

// Install Microsoft.Windows.SDK.Contracts as a Cake Tool
#tool nuget:?package=Microsoft.Windows.SDK.Contracts&version=10.0.22621-preview&prerelease
The NuGet Team does not provide support for this client. Please contact its maintainers for support.

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 22621. If you are targeting earlier platforms, consider only offering functionality available on the detected platform version. For further details, see:

   Supported platforms:
   - .NET Framework 4.6+
   - .NET Core 3.0+

Requires default package management format set to PackageReference, and NuGet 4.0 or higher.

Product Versions
.NET net5.0 net5.0-windows net6.0 net6.0-android net6.0-ios net6.0-maccatalyst net6.0-macos net6.0-tvos net6.0-windows
.NET Core netcoreapp2.0 netcoreapp2.1 netcoreapp2.2 netcoreapp3.0 netcoreapp3.1
.NET Standard netstandard2.0 netstandard2.1
.NET Framework net461 net462 net463 net47 net471 net472 net48
MonoAndroid monoandroid
MonoMac monomac
MonoTouch monotouch
Tizen tizen40 tizen60
Xamarin.iOS xamarinios
Xamarin.Mac xamarinmac
Xamarin.TVOS xamarintvos
Xamarin.WatchOS xamarinwatchos
Compatible target framework(s)
Additional computed target framework(s)
Learn more about Target Frameworks and .NET Standard.

NuGet packages (37)

Showing the top 5 NuGet packages that depend on Microsoft.Windows.SDK.Contracts:

Package Downloads

The official way to send toast notifications on Windows 10 via code rather than XML, with the help of IntelliSense. Supports all C# app types, including WPF, UWP, WinForms, and Console, even without packaging your app as MSIX. Also supports C++ UWP apps. Additionally, generate notification payloads from your ASP.NET web server to send as push notifications, or generate notification payloads from class libraries. For UWP/MSIX apps, you can also generate tile and badge notifications.


This library provides WebView XAML control for WPF by hosting web content in your WPF desktop application. It is part of the Windows Community Toolkit. This control uses the Microsoft Edge rendering engine (EdgeHTML) or the the System.Windows.Controls.WebBrowser, for devices on older versions (WebViewCompatible), to embed a view that renders richly formatted HTML5 content from a remote web server, dynamically generated code, or content files.


This library provides XAML islands helpers for WPF. It is part of the Windows Community Toolkit. By using the WindowsXamlHost control, you can add built-in or custom UWP controls to the User Interface (UI) of your WPF desktop application, such as Windows Ink and controls that support the Fluent Design System.

Microsoft.Identity.Client.Desktop The ID prefix of this package has been reserved for one of the owners of this package by

This package contains binaries needed to use the Windows broker and other features with MSAL on older platforms such as .NET Framework and .NET Core 3.x The release notes are available at


Modern styles and controls for your WPF applications.

GitHub repositories (28)

Showing the top 5 popular GitHub repositories that depend on Microsoft.Windows.SDK.Contracts:

Repository Stars
Launcher for Windows, an alternative to Alfred and Launchy.
🛠「Watt Toolkit」是一个开源跨平台的多功能 Steam 工具箱。
Experience, Learn and Code the latest breakthrough innovations with Microsoft AI
Virtual File System for Git: Enable Git at Enterprise Scale
The Windows Community Toolkit is a collection of helpers, extensions, and custom controls. It simplifies and demonstrates common developer tasks building UWP and .NET apps for Windows 10 and Windows 11. The toolkit is part of the .NET Foundation.
Version Downloads Last updated
10.0.25151-preview 46 6/29/2022
10.0.25145-preview 127 6/23/2022
10.0.25140-preview 101 6/16/2022
10.0.25136-preview 138 6/10/2022
10.0.25131-preview 137 6/3/2022
10.0.22621.1 2,760 6/14/2022
10.0.22621-preview 355 5/11/2022
10.0.22616-preview 154 5/6/2022
10.0.22598-preview 351 4/13/2022
10.0.22593-preview 131 4/6/2022
10.0.22581-preview 458 3/23/2022
10.0.22579-preview 165 3/18/2022
10.0.22572-preview 198 3/9/2022
10.0.22567-preview 137 3/3/2022
10.0.22563-preview 147 2/24/2022
10.0.22557-preview 215 2/17/2022
10.0.22543-preview 368 1/27/2022
10.0.22538-preview 176 1/20/2022
10.0.22533-preview 172 1/12/2022
10.0.22523-preview 405 12/15/2021
10.0.22518-preview 251 12/8/2021
10.0.22509-preview 234 12/3/2021
10.0.22504-preview 308 11/17/2021
10.0.22499-preview 266 11/10/2021
10.0.22494-preview 234 11/3/2021
10.0.22489-preview 266 10/27/2021
10.0.22000.196 65,099 10/20/2021
10.0.22000.194 5,815 10/4/2021
10.0.19041.1 745,362 5/12/2020
10.0.19041.1-preview... 3,471 1/8/2020
10.0.18362.2005 784,334 9/25/2019
10.0.18362.2002-preview 34,439 4/19/2019
10.0.17763.1000 596,637 9/25/2019
10.0.17763.1000-preview 30,416 4/19/2019
10.0.17134.1000 21,030 9/25/2019
10.0.17134.1000-preview 14,520 4/19/2019