Learn how we built ConferencePulse, an AI-powered conference assistant, using .NET's composable AI stack including Microsoft.Extensions.AI, DataIngestion, VectorData, Model Context Protocol, and Microsoft Agent Framework. The post Building an AI-Powered Conference App with .NET’s Composable AI Stack...

Learn how to govern MCP tool calls in .NET with the Agent Governance Toolkit—policy-based access control, security scanning, and response sanitization to reduce risk in AI agent systems. The post Governing MCP tool calls in .NET with the Agent Governance Toolkit appeared first on .NET Blog.

VSTest is removing its Newtonsoft.Json dependency in .NET 11 and Visual Studio 18.8. Here's who is affected and how to fix it. The post VSTest is Removing its Newtonsoft.Json Dependency appeared first on .NET Blog.

SkiaSharp 4.0 Preview 1 is here. Learn all about the new features and how Uno Platform has stepped up as a co-maintainer. The post Welcome to SkiaSharp 4.0 Preview 1 appeared first on .NET Blog.

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 y...

Learn how to implement API versioning in your .NET 10 applications using OpenAPI for better API management and documentation. The post Combining API versioning with OpenAPI in .NET 10 applications appeared first on .NET Blog.

Ubuntu 26.04 (Resolute Raccoon) ships today with .NET 10. Here's how to install .NET 10 from the archive, use the new -resolute container tags, build Native AOT apps, and install .NET 8 and 9 from the dotnet-backports PPA. The post What’s new for .NET in Ubuntu 26.04 appeared first on .NET Blog.

We are releasing .NET 10.0.7 as an out-of-band security update to address CVE-2026-40372. The post .NET 10.0.7 Out-of-Band Security Update appeared first on .NET Blog.

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. The post Writing Node.js addons with .NET Native AOT appeared first on...

A recap of the latest servicing updates for .NET and .NET Framework for April 2026. The post .NET and .NET Framework April 2026 servicing releases updates appeared first on .NET Blog.

Find out about the new features in .NET 11 Preview 3 across the .NET runtime, SDK, libraries, ASP.NET Core, .NET MAUI, C#, Entity Framework Core, container images, and more! The post .NET 11 Preview 3 is now available! appeared first on .NET Blog.

Introducing GitHub Copilot Modernization and diving into the assessment report as part of cloud modernization process The post Your Migration’s Source of Truth: The Modernization Assessment appeared first on .NET Blog.

ASP.NET Core 2.3 will reach end of support on April 7, 2027. Learn what this means for your applications and how to upgrade to a modern supported version of .NET. The post ASP.NET Core 2.3 end of support announcement appeared first on .NET Blog.

C# 15 introduces union types — declare a closed set of case types with implicit conversions and exhaustive pattern matching. Try unions in preview today and see the broader exhaustiveness roadmap. The post Explore union types in C# 15 appeared first on .NET Blog.

Announcement of Version 2 of Generative AI for Beginners .NET, a free course rebuilt for .NET 10 with Microsoft.Extensions.AI, updated RAG patterns, and new agent framework content across five structured lessons for building production-ready AI apps. The post Generative AI for Beginners .NET: Versio...

After ten months using GitHub Copilot Coding Agent (CCA) in dotnet/runtime, the .NET team shares data-driven lessons on cloud-AI-assisted development. The post Ten Months with Copilot Coding Agent in dotnet/runtime appeared first on .NET Blog.

Learn how custom-built AI agents are dramatically improving the .NET MAUI contribution workflow, reducing issue resolution time by 50-70% while increasing test coverage and code quality. The post Accelerating .NET MAUI Development with AI Agents appeared first on .NET Blog.

.NET MAUI 11 adds pin clustering to the Map control, automatically grouping nearby pins into cluster markers. Learn how to enable clustering, create separate clustering groups, and handle cluster taps on Android and iOS. The post Pin Clustering in .NET MAUI Maps appeared first on .NET Blog.

Guest blog post on building a real time assistant using OpenAI Realtime API using .NET, F#, Microsoft.Extensions.AI and .NET MAUI. The post RT.Assistant: A Multi-Agent Voice Bot Using .NET and OpenAI appeared first on .NET Blog.

See how the modernize-dotnet agent helps you assess apps, create upgrade plans, and modernize .NET projects from Visual Studio, VS Code, GitHub Copilot CLI, and GitHub. The post Modernize .NET Anywhere with GitHub Copilot appeared first on .NET Blog.

An out-of-band release of .NET 10.0.5 to fix a critical debugger crash affecting macOS users with Visual Studio Code. The post .NET 10.0.5 Out-of-Band Release – macOS Debugger Fix appeared first on .NET Blog.

Find out about the new features in .NET 11 Preview 2 across the .NET runtime, SDK, libraries, ASP.NET Core, Blazor, C#, .NET MAUI, and more! The post .NET 11 Preview 2 is now available! appeared first on .NET Blog.

A recap of the latest servicing updates for .NET and .NET Framework for March 2026. The post .NET and .NET Framework March 2026 servicing releases updates appeared first on .NET Blog.

Introducing the dotnet/skills repository and how .NET agent skills can improve coding agent workflows. The post Extend your coding agent with .NET Skills appeared first on .NET Blog.

Discover what’s new in the v1.0 release of the official MCP C# SDK, including enhanced authorization, richer metadata, and powerful patterns for tool calling and long-running requests. The post Release v1.0 of the official MCP C# SDK appeared first on .NET Blog.

Discover how Microsoft.Extensions.VectorData brings unified vector database access to .NET - one interface for semantic search across any vector store with built-in support for embeddings, filtering, and RAG patterns. The post Vector Data in .NET – Building Blocks for AI Part 2 appeared first on .NE...

Vibe Coding. IntelliSense on Steroids. Intention-Based Development. Call it what makes you happy - it's "just" the next evolutionary step in software development for me. Which let me build my stranded 82-year-old retirement-resistant mom an ersatz time-study app when her dongle died at midnight. The...

GitHub Copilot testing for .NET is now available in Visual Studio 18.3, offering AI-powered tools to quickly create, build, and run unit tests. With flexible prompts and full IDE integration, it supports testing from single methods to entire solutions, helping reduce repetitive tasks and speed up fe...

Find out about the new features in .NET 11 Preview 1 across the .NET runtime, SDK, libraries, ASP.NET Core, Blazor, C#, .NET MAUI, and more! The post .NET 11 Preview 1 is now available! appeared first on .NET Blog.