.NET 11 is here with C# 15, faster developer tools, runtime and library improvements, and new capabilities for web, mobile, desktop, and AI apps.

A recap of the latest servicing updates for .NET and .NET Framework for November 2026.

Take the 2026 .NET Developer Survey to share your experience, help identify common challenges, and guide future .NET investments. The survey takes about 15 minutes.

Modernize your .NET apps for Windows Arm64 with the GitHub Copilot upgrade agent, from identifying migration blockers to planning and making code changes.

Agent skills can be delivered in NuGet packages as a way to deliver up-to-date library documentation to models.

.NET Conf is one week away! Join us November 10-13 for the launch of .NET 11, two days of Microsoft sessions, and two days of Community Days.

Microsoft and Syncfusion are collaborating on Blazor through a free, open-source component toolkit, framework contributions, and developer tooling.

Microsoft and Infragistics are collaborating on Blazor through free, open-source components, new .NET 11 analyzers, and developer tooling.

Out-of-band security updates for .NET address the Brotli decoder vulnerability and tarball ownership vulnerability.

Use an agent skill to prepare your existing .NET MAUI app for Xcode 27, with the scene lifecycle changes and manual migration steps explained.