.NET Blog

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Announcing Cumulative Updates for .NET Framework for Windows 10 October 2018 Update

We deliver .NET Framework updates nearly every month, through Windows Update and other distribution channels. We are making changes to the way that we deliver those updates. We’ll soon start delivering a Cumulative Update for .NET Framework alongside the Windows 10 Cumulative Update, starting with the Windows 10 October 2018 Update. This new...

Announcing .NET Framework 4.8 Early Access build 3646

Today, we are happy to share an Early Access build for the .NET Framework 4.8. This includes an updated .NET 4.8 runtime as well as the .NET 4.8 Developer Pack (a a single package that bundles the .NET Framework 4.8 runtime, the .NET 4.8 Targeting Pack, and the .NET Framework 4.8 SDK). Please help us ensure this is a high quality and ...

LibMan CLI Released

The Command Line Interface (CLI) is now available for Microsoft Library Manager (LibMan) and can be downloaded via NuGet. Look for Microsoft.Web.LibraryManager.Cli The LibMan CLI is cross-platform, so you’ll be able to use it anywhere that .NET Core is supported (Windows, Mac, Linux). Install the LibMan CLI To install LibMan, type: ...

Are your Windows Forms and WPF applications ready for .NET Core 3.0?

(image) Download Portability Analyzer (2.37 MB) At Build 2018 we announced that we are enabling Windows desktop applications (Windows Forms and Windows Presentation Framework (WPF)) with .NET Core 3.0. You will be able to run new and existing Windows desktop applications on .NET Core and enjoy all the benefits that .NET Core has to offer...

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...

Announcing the .NET Framework 4.7.1

Today, we are announcing the release of the .NET Framework 4.7.1. It’s included in the Windows 10 Fall Creators Update. .NET Framework 4.7.1 is also available on Windows 7+ and Windows Server 2008 R2+.  We’ve added support for targeting the .NET Framework 4.7.1 in Visual Studio 2017 15.5. The .NET Framework 4.7.1 includes ...

.NET Framework 4.7.1 Accessibility and WPF Improvements

This post describes the new WPF and accessibility features and improvements in .NET Framework 4.7.1. You can try out these features by downloading the Developer Pack, described in the Welcome to the .NET Framework 4.7.1 Early Access blog post. Accessibility improvements .NET Framework 4.7.1 brings in a lot of accessibility improvements ...

Welcome to the .NET Framework 4.7.1 Early Access!

Last Updated: 9/28/2017 Today, we are happy to share the .NET Framework 4.7.1 Early Access build with the Developer Pack. The .NET Framework 4.7.1 Developer Pack lets developers build applications that target the .NET Framework 4.7.1 by using Visual Studio 2017, Visual Studio 2015 or other IDEs. This is a single package that bundles the .NET...

Introducing Support for Brotli Compression

This post was written by our software developer intern Denys Tsomenko, who worked on a Brotli compression library during his internship. Modern web-pages are getting larger and larger with huge CSS, HTML and JavaScript files. But the Internet connection isn't always good and pages can load slowly. Web pages also often contain other ...

Performance Improvements in RyuJIT in .NET Core and .NET Framework

RyuJIT is the just-in-time compiler used by .NET Core on x64 and now x86 and by the .NET Framework on x64 to compile MSIL bytecode to native machine code when a managed assembly executes. I'd like to point out some of the past year's improvements that have gone into RyuJIT, and how they make the generated code faster. What follows is by no...