Blazor is an ASP.NET Core Web framework that enables the use of C# and .NET technologies in Web applications.
Visual Basic is essentially deprecated but is supported with .NET 5.0, and C# 9.0 and F# 5.0 are generally available.
.NET 5, expected to be generally available in late 2020, aims to unify Microsoft’s primary .NET offerings, although some unification has been delayed to .NET 6.
Release dates of recent and upcoming .NET offerings are shown here.
.NET Core 3.0 adds support for building desktop applications using the Windows Presentation Foundation (WPF) and Windows Forms.
.NET 5, planned for 2020, will merge current .NET offerings into one runtime and API library, which could help developers and IT staff.
.NET software development technologies continue to receive Microsoft investment as they compete with popular rivals
.NET Core 2.0, ASP.NET Core 2.0, Entity Framework Core 2.0, and Visual Studio (VS) 2017 15.3 became generally available in Aug. 2017
ASP.NET Core is a cross-platform open source software framework for Web application development based on ASP.NET