Welcome to Contentful.Net!
Contentful.Net is built on .net core and targets .Net Standard 1.6. It is cross platform and runs just as well on Linux as on MacOSX or Windows.
Installation
The best and simplest way to add the package to your .Net solution is to use the NuGet package manager. Run the following command from your NuGet package manager console.
Install-Package contentful.csharp -prerelease
Installation via the Package Manager Dialog
Right click your solution in Visual Studio and select "Manage NuGet Packages for Solution...".
Search in the package manager browse dialog for "Contentful", select the "Contentful.csharp" package and tick the projects you want to add the package to. Click install. The package will now be downloaded and installed to your selected projects.