.NET Blog
Free. Cross-platform. Open source. A developer platform for building all your apps.
Featured posts
Announcing .NET 10
Announcing the release of .NET 10, the most productive, modern, secure, intelligent, and performant release of .NET yet. With updates across ASP.NET Core, C# 14...
Latest posts
New Trusted Publishing enhances security on NuGet.org
Announcing Trusted Publishing on NuGet.org - a safer way to publish packages using short-lived tokens instead of long-lived API keys
Prompt Files and Instructions Files Explained
Unlocking the Power of GitHub Copilot for .NET Developers with Instruction Files and Prompt Files
.NET STS releases supported for 24 months
.NET STS releases will be supported for 24 months
Application Insights Code Optimizations for .NET Apps
Learn how Application Insights Code Optimizations helps .NET developers identify performance bottlenecks and get AI-powered recommendations through GitHub Copilot integration.
Performance Improvements in .NET 10
Take a tour through hundreds of performance improvements in .NET 10.
Announcing .NET 10 Release Candidate 1
.NET 10 Release Candidate 1 is available with improvements across the runtime, SDK, libraries, ASP.NET Core, Blazor, .NET MAUI, and more!
.NET and .NET Framework September 2025 servicing releases updates
A recap of the latest servicing updates for .NET and .NET Framework for September 2025.
Let Copilot Coding Agent handle the busy work
See how GitHub Copilot Coding Agent automates unit tests and ships features from a PRD in a real .NET sample, so you can focus on design and review.
Getting Started with the Aspire CLI
The Aspire CLI is here and you can use it to configure and run your applications