MvxExpandableRecyclerView.Core (nuget): MvvmCross is the .NET MVVM framework for cross-platform solutions, including Xamarin iOS, Xamarin Android, Xamarin Forms, Windows and Mac.  This is an unofficial package that contains an expandable AndroidX RecyclerView supported for MvvmCross.
Keywords: mvvm|mvvmcross|xamarin|android|monoandroid|monotouch|xamarin.android|net|recyclerview