I am genuinely SUPER EXCITED to announce that support for C# file-based apps (new in #dotnet 10) is now enabled in the C#/C# Dev Kit extensions for VS Code *by default*! We're going to continue refining & improving this experience over the coming months so update today!

Microsoft 🤝 AG-UI Protocol Excited to welcome @Microsoft Agent Framework into the AG-UI ecosystem (Agent-User Interaction Protocol) You can now connect your @dotnet MS agent framework agents into frontend applications and collaborate with them in real time via AG-UI MS Agent

.NET 10 is out. Congratulations to everyone involved in shipping it. We measure approximately 20% flat performance improvement on compute-intensive workloads when comparing to 8 (and 9 is closer to 5-10ish). Highly impressive given no code changes.

Announcing .NET 10. With over 68K contributions from the community, so humbled to be reminded that we are not only building a product for you, but with you. Thank you for contributing to the success of .NET over the last several years! https://t.co/OcpPA3nRQZ #dotnet

HAPPY .NET 10 Day! #dotnetconf

Visual Studio 2026 is now generally available!!

.NET 10 is here! The latest release brings performance boosts, cloud-native enhancements, and AI integration to supercharge your development experience. With improved tooling for #ASPNET Core, expanded C# features, (cont) https://t.co/7P0Y5tKqoV

First: I am really proud of this blog post title. It’s for the girlies (IYKYK). Second: .NET 10 drops tomorrow, so I did a whirlwind tour of the big and small features I worked on this cycle. Third: go read it! #dotnet #aspnetcore 📰 : https://t.co/ClouZ58hko

Shader systems are ridiculously powerful if you’re clever enough. Most people use them to create visual effects. You know what’s cooler? Running Linux. Inside an emulated RISC-V CPU. Inside a pixel shader. Inside of VRChat...

finally wrote it. i hope this new blog post helps a few people and gives some direction if you feel lost. (+resources) https://t.co/8ePEKAmX6E

multi line headers for those curious if alignment works

Interested in working in .NET Tooling? My team is hiring for a few roles. This is a great to impact the .NET ecosystem, work with devs all across Microsoft and help drive the .NET platform forward. https://t.co/IcSLpDXPoS https://t.co/lSxsm4pqxB

my entire floor at mit has just been one shot by this subway builder game literal days have already been lost but check out my Boston map tho

An old-school memory management technique.

I turned off all code autocomplete on my editor and I'm way way faster again. Most LLM based autocompletion products suck big time right now. The peak was literally 2 years ago. It's hard to understand how it's possible to degrade the UX this much.

My fifth, and final, piece on Australia. I only went because I don't like August crowds or heat, and was pretty sure I wouldn't find much there to interest me. I couldn't have been more wrong. Australia isn't only a very comfortable place to visit, it's also a surprisingly (for

This is how using Kubernetes feels

ConsoleAppFramework v5.6.0 released! The fastest CLI framework for C# just got better with enhanced OpenTelemetry support. See our SigNoz(an open-source observability platform native to OpenTelemetry) integration example in the README. https://t.co/naDTpt8Dvz

Still looks like it's from the future.

Now you can build a remote MCP server with more flexibility - you can BYO MCP server or favorite SDK based code to Azure Functions and run on our Flex Consumption compute (crazy scale, serverless billing, secure). This brings in all the Anthropic SDKs, FastMCP and more as