Technically, some from these lists: https://en.wikipedia.org/wiki/List_of_Unity_games https://en.wikipedia.org/wiki/List_of_Unity_games https://dotnet.microsoft

Technically, some from these lists: https://en.wikipedia.org/wiki/List_of_Unity_games https://en.wikipedia.org/wiki/List_of_Unity_games https://dotnet.microsoft.com/apps/xamarin/customers https://dotnet.microsoft.com/apps/xamarin/customers However, the runtimes are unusual there, neither Unity nor Xamarin run traditional net-core CLR, they still use Mono, for some platforms even AOT compiled. About normal .NET core, probably asp.net is the most known. stackoverflow.com have recently migrated to aspnet-core but I’m not sure if they migrated from Windows Server yet.