Win8Interop 1.0.9 

dotnet add package Win8Interop --version 1.0.9
NuGet\Install-Package Win8Interop -Version 1.0.9
This command is intended to be used within the Package Manager Console in Visual Studio, as it uses the NuGet module's version of Install-Package. 
<PackageReference Include="Win8Interop" Version="1.0.9" />
For projects that support PackageReference, copy this XML node into the project file to reference the package. 
paket add Win8Interop --version 1.0.9
#r "nuget: Win8Interop, 1.0.9"
#r directive can be used in F# Interactive and Polyglot Notebooks. Copy this into the interactive tool or source code of the script to reference the package. 
// Install Win8Interop as a Cake Addin
#addin nuget:?package=Win8Interop&version=1.0.9

// Install Win8Interop as a Cake Tool
#tool nuget:?package=Win8Interop&version=1.0.9

This library contains common functionality such as cryptography, threading, and other features which were not included by default with the .NET framework in Windows 8 Metro Style apps. This library contains a number of very useful classes and extension methods that many should find useful.

Product Compatible and additional computed target framework versions.
WinRT winrt45 is compatible. 
Compatible target framework(s)
Included target framework(s) (in package)
Learn more about Target Frameworks and .NET Standard.

This package has no dependencies.

NuGet packages (1)

Showing the top 1 NuGet packages that depend on Win8Interop:

Package Downloads
IC80FSLib

A virtual file system driver for .NET applications on Windows 8 Metro. Provides support for virtual disk encryption, and fast file system support.

GitHub repositories

This package is not used by any popular GitHub repositories.

Version Downloads Last updated
1.0.9 2,124 6/23/2012
1.0.8 1,180 6/22/2012
1.0.7 1,203 6/22/2012
1.0.6 1,197 6/22/2012
1.0.5 1,194 6/22/2012
1.0.4 1,185 6/22/2012
1.0.3 1,207 6/22/2012
1.0.2 1,180 6/21/2012
1.0.1 1,702 6/19/2012
1.0.0 1,206 6/19/2012

* Sixth release -- All known issues are now fixed.
* Fifth release -- Fixed a really annoying deadlock issue (6/22/2012)
* Fourth release -- Added OpenSharedProcess extension to StorageFile, which allows for inter-process synchronization of a file (VERY useful when an app is running at the same time another instance of it is running, and both instances of the app need to access the same file, for example with file picker contracts) (6/22/2012).
* Third release -- Removed AsStream extension --- Windows 8 now natively includes this functionality
* Second release -- Added documentation
* First release (6/19/2012)