.NET Blog

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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 ...

ASP.NET Core in Visual Studio for Mac – Help us build the best experience

We are working to improve the experience for ASP.NET Core developers in Visual Studio for Mac. If you are working on ASP.NET Core apps in Visual Studio for Mac, we would love to hear you feedback. Your feedback is important so that we can help shape the future of ASP.NET Core in Visual Studio for Mac. At the end of the survey, you can leave ...

The future of ASP.NET SignalR

In ASP.NET Core 2.1, we brought SignalR into the ASP.NET Core family. Many of our users have asked what this means for the previous version of SignalR: ASP.NET SignalR. As a reminder, ASP.NET SignalR is represented by the NuGet package and runs on applications using .NET Framework and System.Web. ASP.NET Core SignalR is part of the ASP.NET ...

Get This Fantastic Book about .NET Memory Management!

If you are reading my blog chances are you care about .NET memory performance, most likely a lot. Our GC source is on github for anyone to look at. If you are curious enough, you could absolutely learn a lot about our GC by cloning our coreclr repo, building it, and stepping through the GC code under a debugger (that's how I really learned ...

Announcing .NET Core 2.2 Preview 2

Today, we are announcing .NET Core 2.2 Preview 2. We have great improvements that we want to share and that we would love to get your feedback on, either in the comments or at dotnet/core #1938. ASP.NET Core 2.2 Preview 2 and Entity Framework 2.2 Preview 2 are also releasing today. We are also announcing C# 7.3 and ML.NET 0.5. You can ...

Announcing ‘Machine Learning .NET’ 0.5

Today, coinciding with the .NET Conf 2018, we're announcing the release of ML.NET 0.5. It’s been a few months already since we released ML.NET 0.1 at //Build 2018, a cross-platform, open source machine learning framework for .NET developers. While we’re evolving through new preview releases, we are getting great feedback and would like to ...

Announcing Entity Framework Core 2.2 Preview 2 and the preview of the Cosmos DB provider and spatial extensions for EF Core

Today we are making EF Core 2.2 Preview 2 available, together with a preview of our data provider for Cosmos DB and new spatial extensions for our SQL Server and in-memory providers. Obtaining the preview The preview bits are available on NuGet, and also as part of ASP.NET Core 2.2 Preview 2 and the .NET Core SDK 2.2 Preview 2, also ...

A (Belated) Welcome to C# 7.3

A (Belated) Welcome to C# 7.3 Better late than never! Some of you may have noticed that C# 7.3 already shipped, back in Visual Studio 2017 update 15.7. Some of you may even be using the features already. C# 7.3 is the newest point release in the 7.0 family and it continues themes of performance-focused safe code, as well as bringing some ...

ASP.NET Core 2.2.0-preview2 now available

Today we’re very happy to announce that the second preview of the next minor release of ASP.NET Core and .NET Core is now available for you to try out. We’ve been working hard on this release over the past months, along with many folks from the community, and it’s now ready for a wider audience to try it out and provide the feedback that...

.NET Framework September 2018 Security and Quality Rollup

Updated: September 21, 2018 Today, we are releasing the September 2018 Security and Quality Rollup. Security CVE-2018-8421 – Windows Remote Code Execution Vulnerability This security update resolves a vulnerability in Microsoft .NET Framework that could allow remote code execution when .NET Framework processes untrusted input. An ...