Microsoft
Developer Blogs

Get the latest information, insights, and news from Microsoft.

Ask Mode vs Agent Mode - Choosing the Right Copilot Experience for .NET

GitHub Copilot Chat offers two powerful modes, Ask Mode and Agent Mode, that can dramatically accelerate your development. Learn when to use each mode to get the most out of this tool.

Build Smarter with the Microsoft 365 Agents Toolkit MCP Server

As AI agents become central to how we build and interact with modern productivity apps, developers need tools that are flexible, standard-based, and deeply integrated with AI. That’s where the Microsoft 365 Agents Toolkit MCP Server comes in. This is a local Model Context...

Azure Developer CLI: From Dev to Prod with One Click

This post walks through how to implement a "build once, deploy everywhere" pattern using Azure Developer CLI (azd) that provisions environment-specific infrastructure and promotes applications from dev to prod with the same build artifacts. You'll learn how to use conditional Bicep...

May 12, 2025

Building Claude-Ready Entra ID-Protected MCP Servers with Azure API Management

Pranami,

Den

With the launch of custom integrations in Claude, developers and enterprises can now extend Claude’s capabilities by connecting their own hosted Model Context Protocol (MCP) servers as native integrations. This capability allows Claude and any of its agents to perform complex tasks by...

Microsoft for Developers

May 12, 2025

The State of Coding the Future with Java and AI – May 2025

Asir V Selvasingh

Software development is changing fast, and Java developers are right in the middle of it - especially when it comes to using Artificial Intelligence (AI) in their apps. This report brings together feedback from 647 Java professionals to show where things stand and what is possible as...

Microsoft for Java Developers

May 12, 2025

Dubious security vulnerability: A program does not run correctly if you run it the wrong way, redux

Raymond Chen

Trying to make the system run the program automatically.

The Old New Thing

May 9, 2025

How Office Is Modernizing Their App Suite’s UI using Windows App SDK and React Native

Chiara Mooney

An inside look at how Office has modernized their UI with WinAppSDK and React Native.

React Native

May 9, 2025

May 2025: A look at the latest Microsoft Entra key feature releases, announcements, and updates

James Casey

Welcome to the May edition of our monthly newsletter, summarizing the latest news and developments in the exciting, ever-evolving world of Microsoft Entra.

Microsoft Entra Identity Platform

May 9, 2025

How can I wait for Clipboard History to recognize a clipboard change before I change it again?

Raymond Chen

Listen for the change event.

The Old New Thing

May 9, 2025

PIX 2505.09 - Revamped UX, Improved Usability, and Many New Features

Norman,

Austin

Today we released PIX on Windows version 2505.09, which can be downloaded here. Since our preview announcement at GDC, we have been working hard to deliver the changes we promised and more. Today’s release includes many new improvements to PIX, including big overall changes and...

PIX on Windows