.NET Blog
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.NET Aspire 9.3 is here and enhanced with GitHub Copilot!
.NET Aspire 9.3 is the biggest release of .NET Aspire yet, with the introduction of GitHub Copilot directly into the .NET Aspire Dashboard, updates for integrat...
Latest posts
Content negotiation in MVC 6 (or how can I just write JSON)
[Update] - We decided to make two significant changes starting with Beta3, we are to not include the XML formatter by default, as well as special treat browsers. The content below is still relevant up to MVC 6 Beta2.IntroIn this blog, I intend to provide a simplified how-things-work and how-to-change-the-behavior. It is not intended as a deep dive into content negotiation.Since Web API 1 controller code can return an object of an arbitrary type and the framework will send it as JSON or XML to the client. The process of picking the output format is called “content negotiation”. The basic rules can be d...
One Week of Open Source
Last Wednesday, we announced the new .NET 2015 Preview and our plans to fully open source .NET Core. What an awesome week! Thank you! We knew that you guys would really dig open source but we didn’t expect such a positive response. Within a single week, our open source blog post got more than 200k views! And even on GitHub, which seems to be the place for open source these days, .NET Core jumped at the top of the trending GitHub repositories for last week. We also have seen a tremendous activity in our social channels, specifically Twitter, blog comments and our Facebook site. I’ve seen very few ...
Katana, ASP.NET 5, and bridging the gap
This post is for developers that have been using the Microsoft Owin components (e.g. the Katana project) and want to know how it relates to ASP.NET 5.As discussed in Katana’s roadmap, the next major version of Katana is being fully integrated into ASP.NET 5. This integration has resulted in several changes that make Katana v3.0 based components not directly compatible with 5. Developers and consumers of v3.0 based components may choose to fully migrate their components or use OWIN to help bridge the gap.MigrateDevelopers may choose to update their components to integrate directly with ASP.NET 5. ASP.NET 5 b...
.NET Core is Open Source
Today is a huge day for .NET! We’re happy to announce that .NET Core will be open source, including the runtime as well as the framework libraries. This is a natural progression of our open source efforts, which already covers the managed compilers (C#, VB, and F#) as well as ASP.NET: This takes it to the next level by extending it to the .NET runtime and the core framework. What is .NET Core? .NET Core is a modular development stack that is the foundation of all future .NET platforms It’s already used by ASP.NET 5 and .NET Native. I’ll go into more detail on what NET Core ...
The Roadmap for WPF
When we introduced WPF back in 2006 (.NET 3.0), the response was absolutely phenomenal. Enterprises, ISV’s, and Microsoft Partners have made the technology central to their business, building amazing vertical solutions and mission critical applications for their customers. This momentum carries forward to today – 10% of all newly created projects in Visual Studio 2013 over the past 60 days are WPF. WPF has amassed a passionate, vibrant, community that uses it to build data-centric desktop business applications on Windows. A recent example of this would be a new WPF application that was developed by our partners a...
Announcing .NET 2015 Preview: A New Era for .NET
Updated (2017): See .NET Framework Releases to learn about newer releases. Updated (July 2015): See Announcing .NET Framework 4.6 to read about the final version of the .NET Framework 4.6. Today is a pivotal moment for .NET. With the release of .NET 2015 Preview, we are embarking on a new journey while maintaining our strong commitment to the 1+ billion customers that are using .NET today. As Scott Guthrie and S. ‘Soma’ Somesegar announced at the Connect(); event today, .NET is entering a new era as it embraces open source as a core principle and enables .NET applications to run on multiple operating sys...
Announcing ASP.NET features in Visual Studio 2015 Preview and VS2013 Update 4
Today we released both Visual Studio 2015 Preview and VS2013 Update 4. The ASP.NET team provided many new features and updates to both the runtime and tooling in Visual Studio 2015 Preview, including: ASP.NET 5 Preview runtime This release of Visual Studio supports creating and developing ASP.NET 5 Preview applications. ASP.NET 5 Preview is a lean and composable .NET stack for building modern web applications for both cloud and on-premises servers. It includes the following features: Visual Studio 2015 Preview includes Beta1 runtime packages for ASP.NET 5. You can find all the details for the ...
New Developer and Debugging Features for Azure WebJobs in Visual Studio
With Visual Studio Update 3, the Web Tools Extensions team added a number of great features to make it easier for ASP.NET developers publishing web applications to Azure Websites to enable background processing using Azure WebJobs. Since the Update 3 release, Azure WebJobs has reached general availability, and to coincide with the release of Azure WebJobs we've added more features to Visual Studio to make it easier than ever to build, deploy, and debug WebJobs. This blog post will introduce you to some of the new features for developers who want to create, deploy, and debug Azure WebJobs. Through a simple walk-th...
NuGet 3.0 Preview
On November 12, 2014, as part of the Visual Studio 2015 Preview release, we released NuGet 3.0 Preview. This is a big release for us (albeit a preview), and we're excited to start getting feedback on our changes. Visual Studio 2012+ This NuGet 3.0 Preview is included in Visual Studio 2015 Preview. We are working to get preview drops out for Visual Studio 2012 and Visual Studio 2013 very soon. We previously shared our intent to discontinue updates for Visual Studio 2010, and we did make that difficult decision. Brand New UI The first thing you'll notice about NuGet 3.0 Preview is our brand new UI. It's no long...