You guys are talking about different things. The licences of the projects (EntityFramework, ASP.NET) are opensource, but the licence only applies to the source

You guys are talking about different things. The licences of the projects (EntityFramework, ASP.NET) are opensource, but the licence only applies to the sources. Nuget packages, however, are binary. And they might have a different licence. So to avoid the latter, you just need to compile the sources yourself instead of using the Nuget packages. EDIT: actually, the last paragraph is not true anymore, thanks to this: http://blogs.msdn.com/b/dotnet/archive/2013/11/13/pcl-and-net-nuget-libraries-are-now-enabled-for-xamarin.aspx http://blogs.msdn.com/b/dotnet/archive/2013/11/13/pcl-and-ne...