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Your Entire Engineering Floor Just Stopped Coding

And the developers running Claude Code and GitHub Copilot CLI didn't notice... Status Page Says 'Operational.' Your Subagents Say Otherwise. If you're running autonomous agents in any serious capacity, you've experienced this: model provider outages aren't edge cases —...
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Breaking Change Ahead: Graph API Updates to Sensitive Email Properties

On 12/31/2026, we will begin restricting updates to sensitive properties on non-draft email messages (including subject, body, and recipients). Apps will need Mail-Advanced.ReadWrite (or .All / .Shared) with admin consent to continue modifying these fields. Review your current usage and update permissions now to avoid unexpected failures.
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Apr 3, 2026
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Microsoft Agent Framework Version 1.0

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Shawn Henry
Today, we're thrilled to announce that Microsoft Agent Framework has reached version 1.0 for both .NET and Python. This is the production-ready release: stable APIs, and a commitment to long-term support. Whether you're building a single assistant or orchestrating a fleet of specialized...
Microsoft Agent Framework
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Apr 3, 2026
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🚀React Native Windows v0.82 is here!!

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Abhijeet,
Vivek
React Native Windows v0.82 is here, marking a major milestone: the legacy Paper architecture has been fully removed. All applications now run exclusively on the New Architecture (Fabric), and this release also unlocks XAML controls for community modules — so Windows apps can seamlessly...
React Native
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Apr 2, 2026
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Explore union types in C# 15

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Bill Wagner
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.
.NET Blog
Apr 2, 2026
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Aspire Docs in Your Terminal (and Your AI's Brain)

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David Pine
Aspire 13.2 ships aspire docs, a CLI for browsing, searching, and reading official aspire.dev docs from your terminal, with the same source of truth available to AI skills and automation.
Aspire Blog
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Apr 2, 2026
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Why doesn't the system let you declare your own messages to have the same semantics as WM_COPY­DATA?

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Raymond Chen
Tempting but misleading.
The Old New Thing
Visual Studio Code 1.114
Apr 1, 2026
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Visual Studio Code 1.114

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Visual Studio Code Team
Learn what's new in Visual Studio Code 1.114 Read the full article
VS Code Blog
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Apr 1, 2026
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Python in Visual Studio Code - March 2026 Release

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Vedha Ranganathan
The March 2026 release of the Python and Jupyter extensions for Visual Studio Code is now available. Keep on reading to learn more!
Microsoft for Python Developers Blog
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Apr 1, 2026
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What's New in vcpkg (Feb 2026 - Mar 2026): Parallel file installation and more!

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Augustin Popa
These updates include a security fix for OpenSSL packaging on Windows, parallel file installation for improved performance, and other improvements and bug fixes.
C++ Team Blog
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Apr 1, 2026
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PowerShell 7.6 release postmortem and investments

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Jason Helmick
This post shares context on the delayed timing of the PowerShell 7.6 release, our learnings, and the changes the team has already begun making to improve release predictability and transparency.
PowerShell Team