.NET Core 3.0

Overview

Look at the page Announcing .NET Core 3.0.

• Windows Desktop: WPF & Windows Forms
• .NET Standard 2.1
• C# 8
• MSIX
• Fast built-in JSON support
• Performance improvements
• Executables

For more information look at the page What's new in .NET Core 3.0.

Annoucements

• Performance Improvements in .NET Core 3.0 May 15, 2019
• Preview 7 (Jul 23, 2019):
  • Announcing .NET Core 3.0 Preview 7
  • ASP.NET Core and Blazor updates in .NET Core 3.0 Preview 7
  • Announcing Entity Framework Core 3.0 Preview 7 and Entity Framework 6.3 Preview 7
• Forwarded Headers Middleware Updates in .NET Core 3.0 preview 6 June 20, 2019
• Announcing .NET Core 3 Preview 3 Mar 03, 2019
• Announcing .NET Core 3 Preview 2 Jan 29, 2019
• Announcing .NET Core 3 Preview 1 and Open Sourcing Windows Desktop Frameworks Dec 04, 2018
  • Scott Hanselman - Announcing WPF, WinForms, and WinUI are going Open Source
• .NET diagnostics tools are shipped with .NET Core 3.0 release! You can now install them by dotnet tool install -g dotnet-counters (or dotnet-trace, dotnet-dump).

New features

Worker

Read .NET Core and systemd.

Hardware intrinsics

Read Hardware Intrinsics in .NET Core (September 3rd, 2019).

EF Core 3.0

• Announcing Entity Framework Core 3.0 and Entity Framework 6.3 General Availability - September 23rd, 2019

Recipes

• Making a tiny .NET Core 3.0 entirely self-contained single executable (June 13, 2019)