A short investigation that showcases one of the most common problem faced when writing a profiler.

Aspire 13.1 adds first-class AI agent support, CLI MCP integration, dashboard improvements, Azure enhancements, and end-to-end HTTPS for local development.

Azure DevOps enhanced support for Microsoft.Testing.Platform, from running tests to publishing results!

DPoP (Demonstrating Proof of Possession) uses asymmetric keys to secure OpenID Connect and OAuth against token replay attacks.

Understand how the Visual Studio 2026 Debugger accelerates your workflow, making debugging less frustrating and more effective.

In this post I look at how to create a simple .NET profiler. But instead of using C++, the profiler uses C# and NativeAOT with the Silhouette library

Here on the Visual Studio team, our top priority is making your coding experience smoother and more enjoyable. And that begins with truly listening to your feedback. We understand that sometimes sharing your thoughts can feel like tossing bug reports and suggestions into a black hole. It doesn’t feel good, and we get it. But […]

I’ve spent a lot of time, and acquired a lot of scar tissue, in this industry, and if there is one thing I’ve learned, it’s that most people are terrified of looking different. People hug the cente…

Learn how Aspire integrations simplify modern app development by streamlining configuration, connections, local development, and deployment across databases, messaging systems, observability tools, and AI services.

Explore C# 14's new implicit span conversions that make span types more natural to use, improving extension methods and type inference. Learn about performance enhancements, compatibility considerations, and practical advice for library authors.

I've been trying to track down an odd bug in my logs related to Null device failures in directory lookups which have been causing application level exceptions. In some odd scenarios these null mappings are showing up for files. In this post I take a look at what they are and how to work around them for this very edge case scenario.

Introducing new networking features in .NET 10 including HTTP space, WebSockets, security and more!

Best practices for debugging memory dumps in Visual Studio.

With the new URL context feature, Copilot Chat can now access and use information directly from web pages you specify

.NET Conf 2025 is over, but you can catch up with all the announcements and fun with video recordings, slides, demos, and more.

A behind-the-scenes look at how Aspire launches the Azure Functions runtime locally, leveraging a clever .NET SDK feature to make it all work seamlessly.

A deep dive into how Aspire Pipelines evolved in Aspire 13, introducing step-based orchestration, concurrency, dependency modeling, and state caching to simplify cloud deployment.

A straight look at what’s behind the keys We’ve all tried unlearning a keyboard shortcut – it feels like forgetting how to breathe. Muscle memory doesn’t mess around. We wrestle with this every time someone suggest a “quick” shortcut change. It’s not just editing a keybinding but navigating a history that makes Visual Studio so […]

In this post I describe some recent changes to the NetEscapades.EnumGenerators source generator, including support for [EnumMember] and new analyzers

In Visual Studio 2026 we introduced Copilot Profiler Agent, a new AI-powered assistant that helps you analyze and optimize performance bottlenecks in your code. By combining the power of GitHub Copilot with Visual Studio’s performance profiler, you can now ask natural language questions about performance, get insights into hot paths, and quickly identify optimization opportunities. […]

Learn how to create custom MSBuild SDKs to enforce coding standards, add packages dynamically, and configure .NET projects consistently.

How Windows 365 extends Aspire to streamline multi-repo microservice development using microservice resources, emulators, automated seed data, and cloud-based end-to-end validation.

In this post we enable host tracing and use that to understand how a .NET app boots up via the dotnet muxer, hostfxr, and hostpolicy.dll

Visual Studio will adopt the Modern Support Lifecycle as a continuously updated IDE designed to deliver innovation as soon as it is ready, while maintaining the reliability and stability you count on every day with control over your build tools choices.

.NET 9 introduced Guid.CreateVersion7() / Guid.CreateVersion7(DateTimeOffset) methods to create sortable UUIDs / GUIDs based on the time of their creation. This can be particularly useful in databases where you want to maintain a chronological order of records (plus some perf benefits). Currently, there is no native way to configure Entity Framework to use these methods when generating new GUIDs for primary keys. But we can do this on our own.