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Highlights
Awesome GitHub Copilot just got a website, and a learning hub, and plugins!
Back in July, we launched the Awesome GitHub Copilot Customizations repo with a simple goal: give the community a place to share custom instructions, prompts, and chat modes to customize the AI responses from GitHub Copilot. We were hoping for maybe one community contribution per...
Read moreClick to read more about this postWhen Infrastructure Scales But Understanding Doesn't
We all know this, even if we don't like to admit it: modern infrastructure can scale infinitely, but human understanding doesn't.
We've all seen it happen - organizations going from managing dozens of servers to thousands of containers, from deploying weekly to deploying hundreds of...
Read moreClick to read more about this postAuthentication Tokens Are Not a Data Contract
Authentication tokens exist to answer one question: is this caller authorized to do this?
They are not intended to be a stable data interface, a schema you can depend on, or an input into application logic.
If your application decodes tokens and reads claims from them, this is an...
Read moreClick to read more about this postLatest posts
Jan 28, 2026
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.NET AI Essentials - The Core Building Blocks Explained
Learn how Microsoft.Extensions.AI provides a unified API for building intelligent .NET applications with any LLM provider - one interface, endless possibilities, with built-in middleware, telemetry, structured outputs and more.
.NET Blog
Jan 28, 2026
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SharePoint Framework (SPFx) roadmap update – January 2026
SPFx is powering the future of Microsoft 365 with AI driven portals and deep integrations across SharePoint Teams and Viva. The January 2026 update shares new features and the roadmap for the next evolution built for the AI era. This is a transparent community driven journey that we shape together.
Microsoft 365 Developer Blog
Jan 28, 2026
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Why did I lose the data even though I called SafeArrayAddRef?
You have to use the original pointer, but even that won't be good enough.
The Old New Thing
Jan 27, 2026
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GitHub Copilot app modernization for C++ is now in Public Preview
With the launch of Visual Studio 2026, we announced a Private Preview of GitHub Copilot app modernization for C++, which reduces the cost of adopting the latest version of the MSVC Build Tools. We used the feedback we received from our many Private Preview participants to make...
C++ Team Blog
Jan 27, 2026
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Visual Studio Code CMake Tools 1.22: Target bookmarks and better CTest output
We're excited to announce the latest 1.22 release of the CMake Tools extension for Visual Studio Code. This update brings a host of new additions, including project outline updates for filtering and bookmarking CMake targets in large CMake projects and expanded CTest support to customize...
C++ Team Blog
Jan 27, 2026
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Build AI Agents with GitHub Copilot SDK and Microsoft Agent Framework
Microsoft Agent Framework now integrates with the GitHub Copilot SDK, enabling you to build AI agents powered by GitHub Copilot. This integration brings together the Agent Framework's consistent agent abstraction with GitHub Copilot's capabilities, including function calling, streaming...
Microsoft Agent Framework
Jan 27, 2026
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Visual Studio January Update — Enhanced Editor Experience
Productivity Improvements
This month, we are bringing you a series of small yet long requested and popular features to let you better control and customize your editor. These features are currently only available in the Insiders channel and will be available in Release soon.
Fast...
Visual Studio Blog
Jan 27, 2026
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A digression on the design and implementation of SafeArrayAddRef and extending APIs in general
The concerns when adding a feature to an existing API.
The Old New Thing
Jan 26, 2026
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Introducing Budget Bytes: Build Powerful AI Apps for Under $25
Jasmine,
Pablo
When developers hear "cloud" and "AI," their first thought is often about cost. "How much will this cost me to learn? Can I build something meaningful without racking up a surprise bill?"
Budget Bytes is a new series is designed to inspire developers to build affordable,...
Azure SQL Dev Corner