.NET Blog

Free. Cross-platform. Open source. A developer platform for building all your apps.

Announcing Open Source C# standardization

The C# standards committee moved its work into Open Source. ECMA worked with the .NET Foundation, enabling C# developers worldwide to participate in the standardization effort. Visit the C# standards repo for more information.

An Introduction to DataFrame

Last month, we announced .NET support for Jupyter notebooks, and showed how to use them to work with .NET for Apache Spark and ML.NET. Today, we're announcing the preview of a DataFrame type for .NET to make data exploration easy. If you've used Python to manipulate data in notebooks, you'll already be familiar with the concept of a DataFrame...

Update on .NET Standard adoption

It's about two years ago that I announced .NET Standard 2.0. Since then we've been working hard to increase the set of .NET Standard-based libraries for .NET. This includes many of the BCL components, such as the Windows Compatibility Pack, but also other popular libraries, such as the JSON.NET, the Azure SDK, or the AWS SDK. In this blog post...

How to port desktop applications to .NET Core 3.0

In this post, I will describe how to port a desktop application from .NET Framework to .NET Core. I picked a WinForms application as an example. Steps for WPF application are similar and I'll describe what needs to be done different for WPF as we go. I will also show how you can keep using the WinForms designer in Visual Studio even though it ...

Open Sourcing XAML Behaviors for WPF

Today, we are excited to announce that we are open sourcing XAML Behaviors for WPF. In the past, we open sourced XAML Behaviors for UWP which has been a great success and the Behaviors NuGet package has been downloaded over 500k times. One of the top community asks has been to support WPF in the same way. XAML Behaviors for WPF now ships as...

Announcing .NET Standard 2.1

Since we shipped .NET Standard 2.0 about a year ago, we've shipped two updates to .NET Core 2.1 and are about to release .NET Core 2.2. It's time to update the standard to include some of the new concepts as well as a number of small improvements that make your life easier across the various implementations of .NET. Keep reading to learn ...

Announcing the Windows Compatibility Pack for .NET Core

Porting existing code to .NET Core used to be quite hard because the available API set was very small. In .NET Core 2.0, we already made this much easier, thanks to .NET Standard 2.0. Today, we're happy to announce that we made it even easier with the Windows Compatibility Pack, which provides access to an additional 20,000 APIs via a single...

Introducing API Analyzer

This post was written by Olia Gavrysh. Have you ever wondered which APIs are deprecated and which should you use instead? Or have you ever used an API and then found out it didn't work on Mac or Linux? Have that ever happened to you too late when a major part of your code is already implemented and refactoring is way too hard? Both of ...

Feedback usabilla icon