.NET Blog

Introducing YARP Preview 1

Sam SpencerMay 21, 2020May 21, 202005/21/20

YARP is an extensible open source reverse proxy using .NET. The Preview 1 library is now available on nuget.

Using Visual Studio Codespaces with .NET Core

Tim HeuerMay 21, 2020May 21, 202005/21/20

Learn about how we are enabling .NET Core projects for Codespaces when using Visual Studio 2019.

Welcome to C# 9.0

Mads TorgersenMay 20, 2020May 20, 202005/20/20

C# 9.0 is taking shape, and I'd like to share our thinking on some of the major features we're adding to this next version of the language. With every new version of C# we strive for greater clarity and simplicity in common coding scenarios, and C# 9.0 is no exception. One particular focus this time is supporting terse and immutable represe

F# 5 and F# tools update

Phillip CarterMay 20, 2020May 20, 202005/20/20

We're excited to announce some updates to F# 5 today! We shipped a lot of preview features since F# 5 preview 1, and they have all been stabilizing since that release. Today, we're happy to announce some minor additions to F# 5 and talk about some pretty cool performance work we've been doing. Here's how you get the latest release: I

Announcing Entity Framework Core 5.0 Preview 4

Jeremy LiknessMay 19, 2020May 19, 202005/19/20

Announcing the release of Entity Framework Core 5.0 Preview 4 with bug fixes and new features like setting database column precision and configuring SQL Server index fill factor.

ML.NET Model Builder is now a part of Visual Studio

Bri AchtmanMay 19, 2020May 19, 202005/19/20

ML.NET is a cross-platform, machine learning framework for .NET developers. Model Builder is the UI tooling in Visual Studio that uses Automated Machine Learning (AutoML) to train and consume custom ML.NET models in your .NET apps. You can use ML.NET and Model Builder to create custom machine learning models without having prior machine learn

Windows Forms Designer for .NET Core Released

Olia GavryshMay 19, 2020May 19, 202005/19/20

Today we're happy to announce that the Windows Forms designer for .NET Core projects is now available as a preview in Visual Studio 2019 version 16.6! We also have a newer version of the designer available in Visual Studio 16.7 Preview 1! Don't forget to enable the designer in Tools > Options > Environment > Preview Fea

Introducing .NET Multi-platform App UI

Scott Hunter [MSFT]May 19, 2020May 19, 202005/19/20

You can build anything with .NET. It's one of the main reasons millions of developers choose .NET as the platform for their careers, and companies invest for their businesses. With .NET 5 we begin our journey of unifying the .NET platform, bringing .NET Core and Mono/Xamarin together in one base class library (BCL) and toolchain (SDK). As w

Announcing .NET 5 Preview 4 and our journey to one .NET

Scott Hunter [MSFT]May 19, 2020May 19, 202005/19/20

.NET 5 is the next version and future of .NET. We are continuing the journey of unifying the .NET platform, with a single framework that extends from cloud to desktop to mobile and beyond. Looking back, we took the best of .NET Framework and put that into .NET Core 3, including support for WPF and Windows Forms. As we continue the journey, we

.NET Core May 2020 Updates – 2.1.18 and 3.1.4

Rahul Bhandari (MSFT)May 12, 2020May 12, 202005/12/20

Today, we are releasing the .NET Core May 2020 Update. These updates contain security and reliability fixes. See the individual release notes for details on updated packages. NOTE: If you are a Visual Studio user, there are MSBuild version requirements so use only the .NET Core SDK supported for each Visual Studio version. Information neede