.NET 11 Release Candidate 2 is available with improvements across libraries, runtime, SDK, MSBuild, NuGet, F#, ASP.NET Core, .NET MAUI, and Windows Forms. The post Announcing .NET 11 Release Candidate 2 appeared first on .NET Blog .
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The GitHub Copilot SDK gives your application an agent runtime. BYOK lets you keep that runtime while sending model requests to your own Microsoft Foundry or Azure OpenAI deployment. Here is the complete C# setup. The post Bring Your Own Model to the GitHub Copilot SDK with C# appeared first on .NET Blog .
Use an agent skill to prepare your existing .NET MAUI app for Xcode 27, with the scene lifecycle changes and manual migration steps explained. The post Get Your .NET MAUI App Ready for Xcode 27 appeared first on .NET Blog .
Learn how to create a memory dump in C# to capture the state of your application for debugging purposes. The post Creating a memory dump in C# appeared first on .NET Blog .
Starting September 23, 2026, Microsoft is updating the author-signing certificate used for NuGet packages. Customers using trusted signer policies or certificate fingerprint verification should add the new certificate as soon as possible. The post Microsoft is updating its author-signing certificate starting September 23, 2026 appeared first on .NET Blog .
The new AG-UI .NET SDK enables .NET services to expose and consume interoperable agent endpoints using Microsoft.Extensions.AI. The post AG-UI Protocol now has a first-class .NET SDK appeared first on .NET Blog .
Build Agentic UI with the new Blazor AI components for streamed content, tools, approvals, shared state, and generative experiences. The post Build Agentic UI with the new Blazor AI components appeared first on .NET Blog .
Learn how to test UWP and WinUI 3 apps with MSTest and Microsoft.Testing.Platform across packaged, unpackaged, and AppContainer hosts. The post UWP and WinUI 3 apps: UI testing with MSTest appeared first on .NET Blog .
C# Dev Kit has been rebuilt to open solutions in about a second and run on a fraction of the memory, and this post walks through what changed for you. The post A faster, lighter C# Dev Kit appeared first on .NET Blog .
Five practical examples of when durable execution makes sense, when it does not, and what it means for AI agents. The post Durable Task in the Real World: What Problems Does It Actually Solve? appeared first on .NET Blog .
A recap of the latest servicing updates for .NET and .NET Framework for October 2026. The post .NET and .NET Framework October 2026 servicing releases updates appeared first on .NET Blog .
Learn how the new dotnetup tool helps macOS and Linux developers install, manage, and update user-local .NET SDKs and runtimes. The post Introducing dotnetup: A toolchain manager for .NET appeared first on .NET Blog .
Release: battledrones v14: Compass Rose, a four player map I added four player online mode to Battledrones - previous maps were limited to two. Here's the initial prompt I used: Add a new map for a four player battle - four way rotational symmetry, up to four AI players, works with the WebSocket non-audio based multiplayer mode so up to four human players can join (any spare slots use AI) Claude Opus 5.5 added a new map called "Compass Rose" and modified the WebSockets multiplayer network code to support up to four players for that map, joining via share links or QR codes. The new teams use ro