Based on Binarycomponents.SuperList from https://archive.codeplex.com/?p=superlist and originally from https://www.codeproject.com/Articles/20052/Outlook-Style-Grouped-List-Control. Just made a few changes.
publish to nuget with
dotnet nuget push SuperList.1.1.0.nupkg --api-key ADDKEYHERE --source https://api.nuget.org/v3/index.json
