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Introducing Agent Optimizer in Foundry Agent Service banner

How Microsoft is migrating repositories to GitHub

For the past decade, Azure DevOps has powered software development at Microsoft, supporting some of our largest repositories and most complex engineering workflows across Azure Repos, Boards, and Pipelines. Software development is being reshaped by AI, and where code lives now have a...
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Build 2026: From observability to ROI for AI agents on any framework 

9 min read · June 3, 2026 · Sebastian Kohlmeier    Shipping an AI agent is the easy part. Keeping it accurate, safe, and accountable in production is where teams get stuck. Agents are non-deterministic. Their behavior shifts as models update, tools change, and traffic...
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Mar 12, 2026
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Microsoft at JavaOne: Empowering Java developers to lead the next era of AI

Brian Benz
Java has powered some of the world’s most mission‑critical systems for decades and that’s a big part of why we’re excited to be back with the community at JavaOne 2026 (March 17–19 in Redwood City). At Microsoft, we get to work with Java teams every day: folks shipping at...
Microsoft for Java Developers
Mar 12, 2026
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Agent Harness in Agent Framework

Dmytro,
Chris,
Eduard
Agent harness is the layer where model reasoning connects to real execution: shell and filesystem access, approval flows, and context management across long-running sessions. With Agent Framework, these patterns can now be built consistently in both Python and .NET. In this post,...
Microsoft Agent Framework
Mar 12, 2026
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DirectX: Bringing Console-Level Developer Tools to Windows

Norman,
Austin
On March 12th, 2026, the DirectX team and our hardware partners hosted DirectX: Bringing Console-Level GPU Developer Tools to Windows at GDC. We shared our dream of bringing console-level GPU developer tools to Windows, and today we are announcing a major step toward that goal...
DirectX Developer Blog
Mar 12, 2026
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Modernize .NET Anywhere with GitHub Copilot

Mika Dumont
See how the modernize-dotnet agent helps you assess apps, create upgrade plans, and modernize .NET projects from Visual Studio, VS Code, GitHub Copilot CLI, and GitHub.
.NET Blog
Mar 12, 2026
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.NET 10.0.5 Out-of-Band Release - macOS Debugger Fix

Rahul Bhandari (MSFT)
An out-of-band release of .NET 10.0.5 to fix a critical debugger crash affecting macOS users with Visual Studio Code.
.NET Blog
Mar 12, 2026
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Windows stack limit checking retrospective: x86-32, also known as i386

Raymond Chen
One of the weirdest calling conventions you'll see.
The Old New Thing
Mar 12, 2026
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Advanced Shader Delivery: What’s New at GDC 2026

Wendy Ho
Today we announced the innovation we’re bringing in solving shader compilation for the ecosystem at our GDC Talk: Advanced Shader Delivery for Windows. Want to find out what this means for solving shader compilation for your title and customers? Read on! State of the Industry Long...
DirectX Developer Blog
Mar 11, 2026
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Temporary rollback: build identities can access Advanced Security: read alerts again

Laura Jiang
If you use build service identities like Project Collection Build Service to call Advanced Security APIs, the Advanced Security permission changes in Sprint 269 broke that. We restricted API access for build identities as a security improvement but failed to provide an early notice for...
Azure DevOps Blog
Mar 11, 2026
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DirectStorage 1.4 release adds support for Zstandard

Clarke,
Larry
Today we’re releasing the public preview of DirectStorage 1.4 and the initial public preview of the Game Asset Conditioning Library. Together, they introduce Zstandard (Zstd) compression as an option for game assets on Windows. This new support meets the needs of the gaming ecosystem,...
DirectX Developer Blog