If you want to add server-side Blazor to your existing ASP.NET Core applications, you can. There's not much to it, fortunately. In fact, there's probably more work involved in creating a View or Page ...
Microsoft, after shipping Visual Studio 2019 for Mac v8.4 with support for ASP.NET Core Blazor Server applications last month, is now previewing the v8.5 series, adding new authentication templates ...