Support for the upcoming version of EF6 cross platform and .net Core 3.0
According to the roadmap, EF6 will be released as compatible with .net Core 3.0 with the ability to run on linux (source: https://blogs.msdn.microsoft.com/dotnet/2018/05/07/net-core-3-and-support -for-windows-desktop-applications /)

EF6 work on .NET Core is currently tracked on the following GitHub issues:
– https://github.com/aspnet/EntityFramework6/issues/189 – Support PackageReference
– https://github.com/aspnet/EntityFramework6/issues/231 – Support for new csproj format
– https://github.com/aspnet/EntityFramework6/issues/271 – Support for .NET Core