Dev Blogs
Find out about the new features in .NET 11 Preview 6 across runtime, SDK, libraries, ASP.NET Core, .NET MAUI, C#, Entity Framework Core, F#, and container images.
Modernize .NET applications in the GitHub Copilot app. Follow your upgrade from assessment through execution in an interactive upgrade canvas.
Announcing the .NET Day of Agentic Modernization Livestream
Find out about the new features in .NET 11 Preview 5 across the .NET runtime, SDK, libraries, ASP.NET Core, .NET MAUI, C#, Entity Framework Core, and more!
Catch up on all the .NET sessions from Microsoft Build 2026 covering .NET 11, union types in C#, AI building blocks, the agentic web, .NET MAUI, and more!
The `unsafe` keyword is being redesigned to mark caller-facing contracts rather than just syntax. Safety obligations between callers and callees become visible and reviewable. The model is motivated by the rise of AI-assisted code generation and arrives as a preview in .NET 11.
Find out about the new features in .NET 11 Preview 4 across the .NET runtime, SDK, libraries, ASP.NET Core, .NET MAUI, C#, Entity Framework Core, and more!
Build intelligent AI agents in .NET with the Microsoft Agent Framework. Learn how to create agents with tools, multi-turn conversations, memory, and graph-based workflows that bring together the building blocks from Parts 1 and 2.
Adding caching to your application architecture can significantly improve key performance metrics, cut latency, and reduce load across downstream systems. In this walkthrough, we highlight the latest caching best practices and incorporate these design patterns into a reusable .NET application that you can reference when adding new capabilities to y...
The C# Dev Kit team replaced C++ Node.js addons with C# and Native AOT, removing a dependency on Python. This post walks through building a Node.js native addon entirely in C# using N-API, LibraryImport, and UnmanagedCallersOnly.