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How we built the Microsoft Learn MCP Server
When we launched the Microsoft Learn Model Context Protocol (MCP) Server in June 2025, our goal was simple: make it effortless for AI agents to use trusted, up-to-date Microsoft Learn documentation. GitHub Copilot and other agents are increasingly common, and they need to be able to...
Read moreClick to read more about this post.NET 11 Preview 1 is now available!
Find out about the new features in .NET 11 Preview 1 across the .NET runtime, SDK, libraries, ASP.NET Core, Blazor, C#, .NET MAUI, and more!
Read moreClick to read more about this postHow did Windows 95 get permission to put the Weezer video Buddy Holly on the CD?
Asking nicely, and asking a lot of people.
Read moreClick to read more about this postLatest posts
Oct 17, 2025
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Streamlined Setup, Stronger Guardrails for Microsoft Dev Box
We’re excited to introduce a new capability that simplifies Dev Box setup—enabling platform engineers and project admins to specify images and SKUs directly when configuring Dev Box pools, without needing to create Dev Box definitions at the Dev Center level.
🔄What’s...
Develop from the cloud
Oct 17, 2025
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Using RAII to remedy a defect where not all code paths performed required exit actions, follow-up
If the callback requires copyability.
The Old New Thing
Oct 16, 2025
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Exciting new capabilities and enhancements for M365 Developer Program - October 2025
We are excited to share updates on the Microsoft 365 Developer Program with new capabilities and upcoming changes.
Microsoft 365 Developer Blog
Oct 16, 2025
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NASA's Harmonized Landsat and Sentinel-2 (HLS) Data Now Available on Microsoft's Planetary Computer
NASA’s vast archive of Earth observation data has long been a cornerstone for scientific discovery, environmental monitoring, and global sustainability efforts. Now, Microsoft has made it even easier for researchers, developers, and decision-makers to access and utilize this critical...
Azure Government
Oct 16, 2025
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Using RAII to remedy a defect where not all code paths performed required exit actions
Passing the obligation onward.
The Old New Thing
Oct 16, 2025
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Managing secrets on Azure KeyVault with a Tagging strategy to perform automations
Cloud and Infrastructure teams can manage secrets on Azure KeyVault with a Tagging strategy to perform automations.
ISE Developer Blog
Oct 15, 2025
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PowerToys 0.95 is here: new Light Switch utility, faster Command Palette, and Peek with Spacebar
New month, new release! This one’s packed with quality-of-life improvements, performance boosts, and a bunch of long-standing community requests finally checked off the list — all while keeping the focus on fundamentals like speed and reliability! Get the update by checking for...
Windows Command Line
Oct 15, 2025
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Easily connect AI workloads to Azure Blob Storage with adlfs
Microsoft works with the fsspec open-source community to enhance adlfs. This update delivers faster file operations and improved reliability for AI workloads that connect to Azure Blob and Data Lake Storage.
Azure SDK Blog
Oct 15, 2025
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Why can you increment a reference count with relaxed semantics, but you have to decrement with release semantics?
It's more important to clean up when you leave.
The Old New Thing