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

Highlights

Take full control of your floating windows in Visual Studio

Make Visual Studio floating windows work perfectly with PowerToys FancyZones. Flip one option to get independent windows, better snapping, and less friction.
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MCP Apps on Azure Functions: Quickstart with TypeScript

Learn how to build and deploy MCP (Model Context Protocol) apps on Azure Functions using TypeScript. This guide covers MCP tools, resources, local development, and serverless deployment with a practical weather app example.
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Latest posts

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Apr 8, 2026
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Go 1.26.2-1 and 1.25.9-1 Microsoft builds now available

Davis Goodin
A new release of the Microsoft build of Go including security fixes is now available for download.
Microsoft for Go Developers
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Apr 8, 2026
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Introducing SQL MCP Server

Jerry Nixon
SQL MCP Server gives enterprises a secure, feature-rich way to enable agents to access data. This is accomplished without exposing the schema, risking consistency, or relying on fragile natural language parsing. SQL MCP Server is a feature of Data API builder, so deployments have a proven...
Azure SQL Dev Corner
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Apr 8, 2026
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Give your Foundry Agent Custom Tools with MCP Servers on Azure Functions

Lily Ma
Learn how to connect your MCP server hosted on Azure Functions to Microsoft Foundry agents. This post covers authentication options and setup steps to give your AI agent access to custom MCP tools.
Azure SDK Blog
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Apr 8, 2026
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How do you add or remove a handle from an active Msg­Wait­For­Multiple­Objects?

Raymond Chen
You can't, but you can arrange for the waiter to do it for you.
The Old New Thing
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Apr 8, 2026
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GitHub Copilot for Eclipse Is Going Open Source

Jialuo Gan
We’re excited to announce that the GitHub Copilot for Eclipse plugin is going open source under the MIT license and will be hosted on GitHub under the microsoft organization in the coming weeks. By open-sourcing the project, we’re inviting the community to contribute,...
Microsoft for Java Developers
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Apr 8, 2026
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Building a Real-Time Multi-Agent UI with AG-UI and Microsoft Agent Framework Workflows

Evan Mattson
Multi-agent systems demo beautifully. Putting them in front of real users is another story. In early prototypes, a terminal or a basic chat window is enough. But once agents start handing off to each other, pausing for approvals, or asking follow-up questions, those...
Microsoft Agent Framework
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Apr 7, 2026
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MCP as Easy as 1-2-3: Introducing the Fluent API for MCP Apps

Lilian Kasem (she/her)
Build MCP tools with rich UI experiences using the new Fluent API for MCP Apps in the .NET isolated worker. Configure views, permissions, and security policies with just a few lines of code.
Azure SDK Blog
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Apr 7, 2026
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MCP Apps now available in Copilot chat

Deepak Pratinidhi
Agents bring rich, app powered UI experiences directly into Microsoft 365 Copilot chat, via MCP Apps or the OpenAI Apps SDK. Read about what customers and partners are building.
Microsoft 365 Developer Blog
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Apr 7, 2026
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Your Migration's Source of Truth: The Modernization Assessment

Jeffrey Fritz
Introducing GitHub Copilot Modernization and diving into the assessment report as part of cloud modernization process
.NET Blog
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Apr 7, 2026
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ASP.NET Core 2.3 end of support announcement

Daniel Roth
ASP.NET Core 2.3 will reach end of support on April 7, 2027. Learn what this means for your applications and how to upgrade to a modern supported version of .NET.
.NET Blog
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Apr 7, 2026
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Agentic development aspirations: build, run, observe — without more Markdown

Maddy Montaquila
AI agents can write code but struggle to run and test it. Aspire gives your agent a codified app model to build, run, and observe your whole stack.
Aspire Blog
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Apr 7, 2026
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Scalable AI with Azure Cosmos DB: Tredence Intelligent Document Processing (IDP) | March 2026

Manish Sharma
Azure Cosmos DB enables scalable AI-driven document processing, addressing one of the biggest barriers to operational scale in today’s enterprise AI landscape. Organizations continue to manage massive volumes of structured and unstructured content—contracts, regulatory filings,...
Azure Cosmos DB Blog
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Apr 7, 2026
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Write SQL Your Way: Dual Parameter Style Benefits in mssql-python

Jahnvi Thakkar
Reviewed by: Sumit Sarabhai If you've been writing SQL in Python, you already know the debate: positional parameters (?) or named parameters (%(name)s)? Some developers swear by the conciseness of positional. Others prefer the clarity of named. With mssql-python, you no longer...
Microsoft for Python Developers Blog
Take full control of your floating windows in Visual Studio
Apr 7, 2026
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Take full control of your floating windows in Visual Studio

Mads Kristensen
Make Visual Studio floating windows work perfectly with PowerToys FancyZones. Flip one option to get independent windows, better snapping, and less friction.
Visual Studio Blog
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Apr 7, 2026
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Were there any Windows 3.1 programs that were so incompatible with Windows 95 that there was no point trying to patch them?

Raymond Chen
The permanently ineligible list.
The Old New Thing
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Apr 6, 2026
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Agent Academy Spring Drop: Special Ops, Cowork Collective, and a Whole New Look

April Dunnam
We've shipped a big round of updates to Agent Academy. Two new sections, a completely redone site experience, and more missions on the way. Here's what's changed. Quick recap for anyone new Agent Academy is a free, open-source curriculum for learning how to build agents with Microsoft...
Power Platform Developer Blog
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Apr 6, 2026
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Announcing the end of support for Node.js 20.x in the Azure SDK for JavaScript

Minh-Anh Phan
After July 9, 2026, the Azure SDK for JavaScript will no longer support Node.js 20.x. Upgrade to an Active Node.js Long Term Support (LTS) version to stay secure and up-to-date.
Azure SDK Blog
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Apr 6, 2026
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MCP Apps on Azure Functions: Quickstart with TypeScript

Swapnil Nagar
Learn how to build and deploy MCP (Model Context Protocol) apps on Azure Functions using TypeScript. This guide covers MCP tools, resources, local development, and serverless deployment with a practical weather app example.
Azure SDK Blog
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Apr 6, 2026
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Learning to read C++ compiler errors: Illegal use of -> when there is no -> in sight

Raymond Chen
If the compiler is complaining about things you didn't write, find out who wrote them.
The Old New Thing
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Apr 3, 2026
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Microsoft Agent Framework Version 1.0

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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How can I use Read­Directory­ChangesW to know when someone is copying a file out of the directory?

Raymond Chen
File copying is not a fundamental operation, nor is it even detectable at the file system layer.
The Old New Thing
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Apr 3, 2026
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🚀React Native Windows v0.82 is here!!

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

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)

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?

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

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

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!

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

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
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Apr 1, 2026
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General Availability: Social Identity Providers for Native Authentication via Browser‑Delegated Flows (web-view) in Microsoft Entra External ID

Sasha Mars
We’re excited to announce the General Availability of Social Identity Provider (IdP) support for Native Authentication in Microsoft Entra External ID. This release enables developers to integrate popular social sign‑in options such as Google, Facebook, and Apple — into native and...
Microsoft Entra Identity Platform
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Apr 1, 2026
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Improving the Markdown Editor for Work Items

Dan Hellem
We introduced the Markdown editor in July 2025 to bring Markdown support to large text fields in work items. Since then, we’ve received valuable customer feedback highlighting challenges with the editing experience, particularly when switching in and out of edit mode. Many users found...
Azure DevOps Blog
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Apr 1, 2026
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The Polyglot tax - Part 3

Aditya Badramraju
Vectors, Analytics, and the End of ETL Part 3 of 4 - The Multimodal Database Series In Part 1: The Polyglot Tax we laid out the fraud detection scenario: a transaction comes in, and before you approve or deny it you need five checks. Order history (relational). Device fingerprint...
Azure SQL Dev Corner
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Apr 1, 2026
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Dataverse Skills: Your Coding Agent Now Speaks Dataverse

Suyash Kshirsagar
Building enterprise solutions is shifting from writing code to directing AI agents. Instead of stitching together APIs, CLIs, and scripts, developers are increasingly describing intent and letting agents execute. For enterprise platforms like Dataverse, this creates a new requirement:...
Power Platform Developer Blog
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Apr 1, 2026
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Bookmark Studio: evolving bookmarks in Visual Studio

Mads Kristensen
Bookmarks in Visual Studio have always been a simple, reliable feature. Many developers use them regularly, and over the years we’ve heard consistent feedback from those users. Bookmarks were useful, but there were a few core gaps that kept them from being as effective and relevant as...
Visual Studio Blog
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Apr 1, 2026
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Project Nighthawk: A Research Agent Built for Field Engineering

Diego,
Ray
If you work in field engineering, you know the scenario. A customer is deploying AKS in a regulated environment. They hit an issue during node bootstrapping. They want to know exactly what happens when a node joins the cluster, which components run in which order, and whether the...
All things Azure
Azure Skills surrounded by many of the things it can help with
Mar 31, 2026
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Building with Azure Skills

Chris Harris
Part 3 of the Azure Skills Plugin series Previously: How to Install the Azure Plugin You've installed the Azure Skills Plugin. The Azure MCP server is running. You have a huge collection of tools and skills at your disposal. So, now what do you actually say to...
All things Azure
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Mar 31, 2026
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Aspire 13.2: Dashboard Gets Smarter Export and Telemetry

James Newton-King
Aspire 13.2 brings powerful new dashboard features for exporting and importing telemetry, querying telemetry via API, and improved GenAI telemetry visualization.
Aspire Blog
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Mar 31, 2026
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Visual Studio March Update - Build Your Own Custom Agents

Mark Downie
This month's Visual Studio update gives you new ways to customize GitHub Copilot. Custom agents allow you to build specialized Copilot agents tailored to your team's workflow, backed by the tools and knowledge sources that matter to your project. Alongside that, agent skills bring...
Visual Studio Blog
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Mar 31, 2026
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Before you check if an update caused your problem, check that it wasn't a problem before the update

Raymond Chen
It was going to be like that when I got here.
The Old New Thing
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Mar 30, 2026
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Azure Developer CLI (azd) - March 2026: Run and Debug AI Agents Locally, GitHub Copilot Integration, & Container App Jobs

PuiChee (PC) Chan
Run, invoke, and monitor AI agents locally or in Microsoft Foundry with the new azd AI agent extension commands. Plus GitHub Copilot-powered project setup, Container App Jobs deployment, local preflight validation, and configurable timeouts.
Azure SDK Blog
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Mar 30, 2026
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Writing Azure service-related unit tests with Docker using Spring Cloud Azure

Rujun Chen
This post shows how to write Azure service-related unit tests with Docker using Spring Cloud Azure.
Azure SDK Blog
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Mar 30, 2026
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A question about the maximimum number of values in a registry key raises questions about the question

Raymond Chen
Why is this even a question?
The Old New Thing
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Mar 27, 2026
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What if a dialog wants to intercept its own message loop?

Raymond Chen
You can steal them from your owner.
The Old New Thing
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Mar 26, 2026
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Azure SDK Release (March 2026)

Ronnie Geraghty
Azure SDK releases every month. In this post, you find this month's highlights and release notes.
Azure SDK Blog
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Mar 26, 2026
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Breaking Change Ahead: Graph API Updates to Sensitive Email Properties

Thomas Mechelke
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.
Microsoft 365 Developer Blog
Mar 26, 2026
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TypeScript AppHost in Aspire 13.2: same app model, different syntax

Sebastien Ros
Aspire 13.2 enables TypeScript developers to define AppHosts directly in TypeScript, with the same streamlined Aspire application model.
Aspire Blog
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Mar 26, 2026
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Why doesn't WM_ENTER­IDLE work if the dialog box is a Message­Box?

Raymond Chen
Because it opted out.
The Old New Thing
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Mar 26, 2026
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Building Search-Enabled Agents with Azure AI Foundry and Semantic Kernel and A2A

Munish Malhotra
A step-by-step guide to enable search in the semantic kernel agents using bing grounding in Azure Foundry AI Agent using A2A.
ISE Developer Blog
Visual Studio Code 1.113
Mar 25, 2026
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Visual Studio Code 1.113

Visual Studio Code Team
Learn what's new in Visual Studio Code 1.113 Read the full article
VS Code Blog
PIX on Windows
Mar 25, 2026
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PIX 2603.25 - misc bug fixes and improvements

Austin Kinross
Today we released PIX 2603.25 which can be downloaded here. These releases include everything in the previous 2602.25 release, plus the following bug fixes: Fix capture layer issue corrupting tiled resources in some scenarios Fix debug layer error during capture in query heaps ...
PIX on Windows
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Mar 25, 2026
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How can I change a dialog box's message loop to do a Msg­Wait­For­Multiple­Objects instead of Get­Message?

Raymond Chen
The dialog box lets you change how it waits.
The Old New Thing
Featured image showing a laptop with two terminal windows — Claude Code with API timeout errors in red, GitHub Copilot CLI working smoothly with green checkmarks
Mar 25, 2026
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Your Entire Engineering Floor Just Stopped Coding

Desi Villanueva
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 —...
All things Azure
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Mar 24, 2026
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SharePoint Framework (SPFx) roadmap update – March 2026

Vesa Juvonen
SPFx is powering the future of Microsoft 365 with AI driven portals and deep integrations across SharePoint Teams and Viva. The March 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
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Mar 24, 2026
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Designing for Eventual Consistency for Microsoft Entra

Kyle Marsh
Microsoft Entra is a globally distributed service that provides identity and access management to millions of customers world-wide. To scale reliably and remain resilient during failures, Microsoft Entra uses an eventually consistent directory model. Key takeaway A successful write to...
Microsoft Entra Identity Platform
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Mar 24, 2026
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Unlock More Power in Your Development Workflow: Syncfusion for Visual Studio Subscribers 

Jim Harrer
A few months ago, I was talking with a developer who said something that stuck with me:  “I love building apps. I just don’t love rebuilding the same UI controls over and over again.”  That’s the reality for a lot of teams. You want to focus on your business logic,...
Visual Studio Blog
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Mar 24, 2026
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Windows 95 defenses against installers that overwrite a file with an older version

Raymond Chen
A very primitive version of recovery.
The Old New Thing
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Mar 24, 2026
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📢LangChain4j got a new video series

Rory Preddy
We recently released a step-by-step course from simple chat to AI agents using LangChain4j 👉http://aka.ms/LangChain4j-for-Beginners Now watch the new 6️⃣part Video series with tons of hands-on demos. Let's break down what you'll learn. Introduction to...
Microsoft for Java Developers
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Mar 23, 2026
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SQL code analysis in VS Code: Configure rules without editing your project file

Iqra Shaikh
SQL code analysis has been part of the SSDT workflow for a long time. Before deploying a schema change, you could run a set of static analysis rules against your project to catch potential issues, things like missing primary keys, deprecated syntax, or objects that could break under...
Azure SQL Dev Corner
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Mar 23, 2026
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Agentic Platform Engineering with GitHub Copilot

Diego,
Ray
We've talked about the human scale problem and what happens when infrastructure scales but understanding doesn't. If you've been following along, you know the thesis: our tools have outpaced our ability to operate them, and platform engineering is how we're fighting back. But here's...
All things Azure
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Mar 23, 2026
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Manage SQL database schemas in VS Code: Publish dialog and item templates

Iqra Shaikh
Making schema changes often means jumping between tools. You write code in VS Code, then switch to a separate tool to deploy your changes : exporting a script, running it manually, or copy-pasting into a query editor. Either way, it pulls you out of your flow. With the latest updates to...
Azure SQL Dev Corner
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Mar 23, 2026
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Generative AI for Beginners .NET: Version 2 on .NET 10

Pablo,
Bruno
Announcement of Version 2 of Generative AI for Beginners .NET, a free course rebuilt for .NET 10 with Microsoft.Extensions.AI, updated RAG patterns, and new agent framework content across five structured lessons for building production-ready AI apps.
.NET Blog
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Mar 23, 2026
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From code to cloud: Deploy an AI agent to Microsoft Foundry in minutes with azd

PuiChee (PC) Chan
Deploy and monitor an AI agent on Microsoft Foundry using the Azure Developer CLI (azd). This tutorial covers infrastructure scaffolding with Bicep, one-command deployment, local development, and real-time log streaming—all from Visual Studio Code.
Azure SDK Blog
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Mar 23, 2026
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Announcing TypeScript 6.0

Daniel Rosenwasser
Today we are excited to announce the availability of TypeScript 6.0! If you are not familiar with TypeScript, it's a language that builds on JavaScript by adding syntax for types, which enables type-checking to catch errors, and provide rich editor tooling. You can learn more about...
TypeScript
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Mar 23, 2026
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Announcing Aspire 13.2

Maddy,
David
Aspire 13.2 brings TypeScript AppHost authoring, an agent-native CLI, Foundry integration, and more.
Aspire Blog
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Mar 23, 2026
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Ten Months with Copilot Coding Agent in dotnet/runtime

Stephen Toub - MSFT
After ten months using GitHub Copilot Coding Agent (CCA) in dotnet/runtime, the .NET team shares data-driven lessons on cloud-AI-assisted development.
.NET Blog
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Mar 23, 2026
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How can I make sure the anti-malware software doesn't terminate my custom service?

Raymond Chen
You'll have to ask nicely.
The Old New Thing
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Mar 22, 2026
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Important updates: GitHub Copilot support ending for JetBrains 2024.2 and 2024.3

Jialuo Gan
To deliver new features faster and continue improving stability and performance, GitHub Copilot plugin will end support for JetBrains IDEs versions 2024.2 and 2024.3. By focusing on newer versions, we can bring you new capabilities more quickly and ensure a high-quality...
Microsoft for Java Developers
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Mar 20, 2026
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Windows stack limit checking retrospective: arm64, also known as AArch64

Raymond Chen
Wrapping things up.
The Old New Thing
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Mar 19, 2026
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Accelerating .NET MAUI Development with AI Agents

David Ortinau
Learn how custom-built AI agents are dramatically improving the .NET MAUI contribution workflow, reducing issue resolution time by 50-70% while increasing test coverage and code quality.
.NET Blog
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Mar 19, 2026
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Remote MCP Server preview in Microsoft Foundry

Dan Hellem
Earlier this week we release the public preview for our Azure DevOps MCP Server. Today we are excited to let you know that the Azure DevOps MCP Server is now available to use in Microsoft Foundry. For those who are new to Foundry, Microsoft Foundry is a unified platform for building and...
Azure DevOps Blog
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Mar 19, 2026
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Windows stack limit checking retrospective: amd64, also known as x86-64

Raymond Chen
Reaching the modern day.
The Old New Thing
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Mar 19, 2026
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From Azure IoT Operations Data Processor Pipelines to Dataflows

Maho Pacheco
In this post we explore the evolution from Azure IoT Operations Data Processor Pipelines to Dataflows, why we adopted a hybrid strategy with custom Rust pods, and the architectural lessons we learned building event detection systems at the edge.
ISE Developer Blog
Visual Studio Code 1.112
Mar 18, 2026
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Visual Studio Code 1.112

Visual Studio Code Team
Learn what's new in Visual Studio Code 1.112 Read the full article
VS Code Blog
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Mar 18, 2026
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When Infrastructure Scales But Understanding Doesn't

Diego,
Ray
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...
All things Azure
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Mar 18, 2026
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Announcing PowerShell 7.6 (LTS) GA Release

Jason Helmick
We're excited to announce the General Availability of PowerShell 7.6, the next Long Term Support (LTS) release of PowerShell. PowerShell 7.6 is built on .NET 10 (LTS), continuing the alignment between PowerShell and the modern .NET platform. PowerShell 7.6 includes reliability...
PowerShell Team
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Mar 18, 2026
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Azure Developer CLI (azd): Run and test AI agents locally with azd

PuiChee,
Travis
New azd ai agent run and invoke commands let you start and test AI agents from your terminal—locally or in the cloud.
Azure SDK Blog
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Mar 18, 2026
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Authentication Tokens Are Not a Data Contract

Angel Wong
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...
Azure DevOps Blog
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Mar 18, 2026
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DiskANN Vector Index Improvements

Davide,
Pooja
Remember when we announced the Public Preview of DiskANN vector indexes back in November and mentioned that once you created the index, your table became read‑only? Yeah… about that... 😅 We shipped early because the demand for Vector search in SQL was overwhelming. We knew the...
Azure SQL Dev Corner
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Mar 18, 2026
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Handling Long-Running Operations with Background Responses

Sergey,
Eduard
Handling Long-Running Operations with Background Responses AI agents powered by reasoning models can take minutes to work through complex problems — deep research, multi-step analysis, lengthy content generation. In a traditional request-response pattern, that means your client sits...
Microsoft Agent Framework
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Mar 18, 2026
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MSSQL Extension for VS Code: SQL Notebooks, AI-Powered Schema Design, Data API builder & More

Yo-Lei,
Tauseef,
Carlos
The MSSQL extension for VS Code v1.41 continues to evolve, delivering features that make SQL development more integrated, more powerful, and more developer-friendly. In this release, we're introducing the Public Preview of Schema Designer with GitHub Copilot, Data API builder, and SQL...
Azure SQL Dev Corner
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Mar 18, 2026
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Changes to attachment IDs for inline images in Outlook add-ins

Office Extensibility team
Read how inline image attachments are handled when they’re programmatically added to a mail item's signature or body in Outlook on the web and the new Outlook for Windows
Microsoft 365 Developer Blog
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Mar 18, 2026
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Windows stack limit checking retrospective: Alpha AXP

Raymond Chen
Double the size, double the fun.
The Old New Thing
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Mar 17, 2026
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From 150 Unread to Zero Stress: Automating Inbox Triage with MCP and GitHub Copilot

Desi Villanueva
Taming the Noisy Inbox: How I Used MCP to Automate Email and Teams Triage How the Model Context Protocol (MCP) turns your AI coding assistant into a workplace productivity engine — connecting Microsoft 365 data to your terminal workflow.   The Problem We All Share If you work...
All things Azure
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Mar 17, 2026
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Azure Skills Plugin - Let's Get Started!

Chris Harris
Part 2 of the Azure Skills Plugin series Previously: Announcing the Azure Skills Plugin This post is all about getting you up and running. I won't go deep on capabilities, architecture or anything like that here - that's coming in future posts in this series. The goal is to...
All things Azure
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Mar 17, 2026
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PowerToys 0.98 is here: new Keyboard Manager UX, the Command Palette Dock and better CursorWrap!

Niels Laute
We're back with a fresh PowerToys release – PowerToys 0.98! This month introduces the new Command Palette Dock, along with a refreshed Keyboard Manager experience and many other improvements across the utilities. You can grab the update by checking for updates in PowerToys or by...
Windows Command Line
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Mar 17, 2026
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RT.Assistant: A Multi-Agent Voice Bot Using .NET and OpenAI

Faisal Waris
Guest blog post on building a real time assistant using OpenAI Realtime API using .NET, F#, Microsoft.Extensions.AI and .NET MAUI.
.NET Blog
Promotional graphic announcing the Cursor plugin for Azure Cosmos DB, showing the Cursor editor icon on the left and the Azure Cosmos DB logo on the right with the text “Introducing the Cursor Plugin for Azure Cosmos DB” and “Development just got smarter.”
Mar 17, 2026
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Introducing the Azure Cosmos DB Plugin for Cursor

Sajeetharan Sinnathurai
We're excited to announce the Cursor plugin for Azure Cosmos DB bringing AI-powered database expertise, best practices guidance, and live database connectivity directly into your coding workflow. Whether you're designing a new data model, optimizing queries, or building a RAG...
Azure Cosmos DB Blog
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Mar 17, 2026
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Windows stack limit checking retrospective: x86-32 also known as i386, second try

Raymond Chen
Appeasing the invisible return address predictor.
The Old New Thing
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Mar 17, 2026
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Azure DevOps Remote MCP Server (public preview)

Dan Hellem
When we released the local Azure DevOps MCP Server, it gave customers a way to connect Azure DevOps data with tools like Visual Studio and Visual Studio Code through GitHub Copilot Chat. The next step was to make this experience easier to get started with and to enable it for services...
Azure DevOps Blog
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Mar 16, 2026
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Foundry Agent Service is GA: private networking, Voice Live, and enterprise-grade evaluations

Bala,
jeffhollan,
Nick
The next-gen Foundry Agent Service is generally available today with end-to-end private networking, Voice Live integration, expanded MCP authentication, GA evaluations with continuous monitoring, and hosted agent deployments in six new Azure regions.
Microsoft Foundry Blog
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Mar 16, 2026
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Awesome GitHub Copilot just got a website, and a learning hub, and plugins!

Matt Soucoup
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...
Microsoft for Developers
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Mar 16, 2026
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Azure Cosmos DB at FOSSASIA Summit 2026: Sessions, Conversations, and Community

Sajeetharan Sinnathurai
The FOSSASIA Summit 2026 was an incredible gathering of developers, open-source contributors, startups, and technology enthusiasts from across the region. This year, Azure Cosmos DB and Azure DocumentDB were present at the summit with both technical sessions and a dedicated booth, giving...
Azure Cosmos DB Blog
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Mar 16, 2026
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Get the Inside Scoop on Visual Studio Subscriptions, Straight to Your Inbox

Jim Harrer
Get the Inside Scoop on Visual Studio Subscriptions, Straight to Your Inbox  A few weeks ago I was talking with a Visual Studio Enterprise subscriber. Seasoned .NET developer. Ships production code. Knows his stack inside and out.  During the conversation I mentioned one of...
Visual Studio Blog
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Mar 16, 2026
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Windows stack limit checking retrospective: PowerPC

Raymond Chen
Doing the math backwards.
The Old New Thing
Graphic announcing general availability of Azure Cosmos DB mirroring in Microsoft Fabric with support for private networks. The image features a dark blue background with the Microsoft Fabric logo in the top right and a stylized planet icon representing Azure Cosmos DB. The headline reads: “Now Generally Available: Cosmos DB Mirroring in Microsoft Fabric with Private Networks.”
Mar 16, 2026
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Now Generally Available: Cosmos DB Mirroring in Microsoft Fabric with Private Networks

Jai Maldonado
We’re excited to announce the general availability of private network support for Azure Cosmos DB mirroring in Microsoft Fabric, enabling customers to replicate operational data into Fabric from Azure Cosmos DB accounts secured with private endpoints or virtual networks while continuing...
Azure Cosmos DB Blog
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Mar 13, 2026
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The Human Scale Problem in Platform Engineering

Diego,
Ray
We keep doing this thing where we solve a problem, celebrate the victory, then realize we've created three new problems we didn't even know existed. Remember when manually configuring servers was the bottleneck? So we built containers. Great! Now we're orchestrating thousands of them....
All things Azure
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Mar 13, 2026
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March Patches for Azure DevOps Server

Gloridel Morales
We are releasing patches for our self‑hosted product, Azure DevOps Server. We strongly recommend that all customers stay on the latest, most secure version of Azure DevOps Server. The latest release, Azure DevOps Server, is available from the download page. This patch addresses an...
Azure DevOps Blog
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Mar 13, 2026
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Azure Developer CLI (azd): Debug hosted AI agents from your terminal

PuiChee (PC) Chan
New azd ai agent show and monitor commands help you diagnose hosted AI agent failures directly from the CLI.
Azure SDK Blog
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Mar 13, 2026
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Windows stack limit checking retrospective: MIPS

Raymond Chen
Optimizing out the unnecessary probes comes with its own complexity.
The Old New Thing
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Mar 13, 2026
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What's New in Agent Skills: Code Skills, Script Execution, and Approval for Python

Sergey Menshykh
Code-Defined Skills, Script Execution, and Approval for Agent Skills in Python When we introduced Agent Skills for Microsoft Agent Framework, you could package domain expertise as file-based skill directories and have agents discover and load them on demand. Now, the Python SDK takes...
Microsoft Agent Framework
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Mar 13, 2026
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How VS Code Builds with AI

Pierce Boggan
Learn how VS Code uses AI across its own development workflow with GitHub Copilot agent mode, automated testing, and AI-powered code review. Read the full article
VS Code Blog
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Mar 12, 2026
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Evolving DirectX for the ML Era on Windows

Adele,
Serena
At GDC this year, we shared how machine learning is becoming foundational to real time graphics, and how DirectX is evolving to meet that shift across shader level and model level ML. ML is no longer a niche optimization or a postprocess trick. It’s increasingly embedded throughout the...
DirectX Developer Blog
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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
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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
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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
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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
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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
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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
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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
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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
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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
Banner graphic for Azure Cosmos DB Conf 2026 showing the Microsoft logo and the title “A Look Ahead at Azure Cosmos DB Conf 2026: From AI Agents to Global Scale.” The image includes the event date and time “April 28, 2026 | 9 AM – 2 PM PST,” a link to aka.ms/azurecosmosdbconf, and a small illustrated astronaut floating in space alongside database and satellite icons. The Azure Cosmos DB Conf 2026 logo appears in the bottom right corner.
Mar 11, 2026
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A Look Ahead at Azure Cosmos DB Conf 2026: From AI Agents to Global Scale

Jay Gordon
Join us for Azure Cosmos DB Conf 2026, a free global, virtual developer event focused on building modern applications with Azure Cosmos DB. Date: April 28, 2026 Time: 9:00 AM–2:00 PM PT Where: Streaming live on the Microsoft Developer YouTube channel, with additional...
Azure Cosmos DB Blog
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Mar 11, 2026
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Announcing general availability of Azure Confidential Computing (ACC) virtual machines for U.S. government environments

Douglas Phillips
Government agencies have an increased need for secure, verifiable, and compliant cloud environments that adhere to data sovereignty regulations, operate in a Zero Trust framework, and help reduce exposure to insider threats. Today, Microsoft marks a major milestone in secure cloud...
Azure Government
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Mar 11, 2026
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How do compilers ensure that large stack allocations do not skip over the guard page?

Raymond Chen
Don't take steps that are too large.
The Old New Thing
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Mar 10, 2026
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.NET 11 Preview 2 is now available!

.NET Team
Find out about the new features in .NET 11 Preview 2 across the .NET runtime, SDK, libraries, ASP.NET Core, Blazor, C#, .NET MAUI, and more!
.NET Blog
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Mar 10, 2026
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.NET and .NET Framework March 2026 servicing releases updates

Rahul,
Tara
A recap of the latest servicing updates for .NET and .NET Framework for March 2026.
.NET Blog
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Mar 10, 2026
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Aspire Conf is Coming! Join us Live on March 23

Maddy Montaquila
Save the date and tune in for our free, livestream event on March 23. Discover Aspire and learn how it can transform the way you build and deploy your distributed apps and agents.
Aspire Blog
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Mar 10, 2026
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A snappy answer when asked about dressing casually at IBM

Raymond Chen
Oh, this old thing?
The Old New Thing
Fictional desktop computer showing Azure Skills and MCPs combining
Mar 9, 2026
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Announcing the Azure Skills Plugin

Chris Harris
Part 1 of the Azure Skills Plugin series Coding agents like GitHub Copilot and Claude Code are great at code, but getting your app to production on Azure is not just about writing code. Really, it is about making the right calls. Which service fits this app? Which SKU fits this...
All things Azure
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Mar 9, 2026
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Visual Studio Code 1.111

Visual Studio Code Team
Learn what's new in Visual Studio Code 1.111 Read the full article
VS Code Blog
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Mar 9, 2026
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Extend your coding agent with .NET Skills

Tim Heuer
Introducing the dotnet/skills repository and how .NET agent skills can improve coding agent workflows.
.NET Blog
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Mar 9, 2026
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Build a real-world example with Microsoft Agent Framework, Microsoft Foundry, MCP and Aspire

Justin Yoo
Building AI agents is getting easier. Deploying them as part of a real application, with multiple services, persistent state, and production infrastructure, is where things get complicated. Developers from the .NET community have requested whether a real-world example that shows running...
Microsoft for Developers
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Mar 9, 2026
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Visual Studio Dev Essentials: Free, Practical Tools for Every Developer 

Jim Harrer
When I first found Visual Studio Dev Essentials, it felt like discovering a hidden door in the developer toolkit world. I’d heard about free tools and cloud credits, but I wasn’t sure if it would really matter in day-to-day coding life. The short answer: it absolutely...
Visual Studio Blog
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Mar 9, 2026
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General Availability: Email and SMS OTP as Second‑Factor MFA for Native Authentication in Entra External ID

Sasha Mars
Today we’re announcing the general availability of Email and SMS one‑time passcode (OTP) as second‑factor MFA for Native Authentication in Microsoft Entra External ID. This enables developers to add step‑up security to native sign‑in and sign‑up flows while keeping users fully...
Microsoft Entra Identity Platform
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Mar 9, 2026
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Learning to read C++ compiler errors: Ambiguous overloaded operator

Raymond Chen
Look for the conflicting definitions to see where they are coming from.
The Old New Thing
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Mar 9, 2026
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Build business understanding with Dataverse in Microsoft 365 Copilot

James Oleinik
Microsoft 365 Copilot is now embedded as an in-app sidecar within Power Apps, Dynamics 365 Sales, and Dynamics 365 Customer Service—removing the need to switch between apps to find context or complete steps. 
Microsoft 365 Developer Blog
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Mar 6, 2026
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What's new in Microsoft Foundry | February 2026

Nick Brady
February brings Anthropic's Claude Opus 4.6 and Sonnet 4.6 with 1M-token context, GPT-Realtime-1.5 and GPT-Audio-1.5, Grok 4.0 GA, the Microsoft Agent Framework reaching Release Candidate, and the Foundry REST API quietly going GA — laying the foundation for imminent SDK GA announcements across Python, .NET, JS/TS, and Java.
Microsoft Foundry Blog
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Mar 6, 2026
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Prepare your add-in for Outlook ribbon improvements

Office Extensibility team
We’re improving how add-ins appear on the ribbon in Outlook on the web and the new Outlook on Windows. These updates make add-ins easier to find and align the experience across Outlook clients.
Microsoft 365 Developer Blog
Mar 6, 2026
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Announcing TypeScript 6.0 RC

Daniel Rosenwasser
Today we are excited to announce the Release Candidate (RC) of TypeScript 6.0! To get started using the RC, you can get it through npm with the following command: npm install -D typescript@rc TypeScript 6.0 is a unique release in that we intend for it to be the last release based on...
TypeScript
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Mar 6, 2026
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Go 1.26.1-1 and 1.25.8-1 Microsoft builds now available

Davis Goodin
A new release of the Microsoft build of Go including security fixes is now available for download.
Microsoft for Go Developers
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Mar 6, 2026
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When Read­Directory­ChangesW reports that a deletion occurred, how can I learn more about the deleted thing?

Raymond Chen
It's already gone. If you need more information, you should have been remembering it.
The Old New Thing
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Mar 6, 2026
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Using Agents to Setup Experiments

Peter Lasne
When setting up an experiment is complex, agents can automate the process to make it faster and more reliable.
ISE Developer Blog
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Mar 5, 2026
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Visual Studio at GDC Festival of Gaming 2026

David Li
Join us at GDC Festival of Gaming 2026 for a deep dive into Visual Studio, GitHub Copilot, PowerToys, and the Windows tools that speed up your daily dev workflow. We'll show how these tools work together to boost productivity and cut friction across your entire inner loop. Session...
C++ Team Blog
Windows Terminal displaying a search bar in the Settings UI; the query is populated with "default" and results are present.
Mar 5, 2026
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Windows Terminal Preview 1.25 Release

Dustin Howett
We briefly paused our quarterly release cycle to focus on reliability and performance, but now we're back with Windows Terminal 1.25! We are also updating Windows Terminal stable to version 1.24, which will include all of the features from this previous blog post. Some notable features...
Windows Command Line
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Mar 5, 2026
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Release v1.0 of the official MCP C# SDK

Mike Kistler
Discover what’s new in the v1.0 release of the official MCP C# SDK, including enhanced authorization, richer metadata, and powerful patterns for tool calling and long-running requests.
.NET Blog
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Mar 5, 2026
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The mystery of the posted message that was dispatched before reaching the main message loop

Raymond Chen
Perhaps it's because you dispatched it.
The Old New Thing
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Mar 5, 2026
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Platform Engineering for the Agentic AI era

Arnaud,
davidwright
For the last decade, platform engineering has relied on explicit API interaction layers: CLIs, SDKs, pipelines, wrappers, and UI workflows that translate human intent into machine‑safe API calls. AI agents are now short‑circuiting much of that stack. By combining natural language...
All things Azure
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Mar 5, 2026
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Announcing WinUI Gallery 2.8

Niels,
Marcel
  Hey WinUI developers! If you’re new around here, WinUI Gallery is the go-to app for exploring WinUI 3 controls, samples, design guidance, and handy tools — all in one place. Today, we’re excited to announce WinUI Gallery 2.8, bringing jump list support, new samples,...
#ifdef Windows
Making agents practical for real-world development
Mar 5, 2026
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Making agents practical for real-world development

VS Code Team
Explore agent orchestration, extensibility, and continuity in VS Code 1.110: lifecycle hooks, agent skills, session memory, and integrated browser tools. Read the full article
VS Code Blog
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Mar 4, 2026
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C++ Performance Improvements in MSVC Build Tools v14.51

Troy Johnson
MSVC Build Tools v14.51 improves performance through a wide range of new optimizations.
C++ Team Blog
February 2026 (version 1.110)
Mar 4, 2026
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February 2026 (version 1.110)

Visual Studio Code Team
What's new in the Visual Studio Code February 2026 Release (1.110). Read the full article
VS Code Blog
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Mar 4, 2026
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The Polyglot tax - Part 2

Aditya Badramraju
When JSON Met Graph Part 2 of 4 - The Multimodal Database Series A note on naming. Throughout this series, when we say "SQL Server 2025" we also mean Azure SQL. The multimodal capabilities we discuss - native JSON, graph, vector, and columnstore - are available across both the...
Azure SQL Dev Corner
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Mar 4, 2026
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DirectX Innovation at GDC 2026 

Jacques van Rhyn
The excitement is building as we head into the 2026 Game Developer Conference and the DirectX team has a lot to share. We will be showcasing major updates in asset streaming, GPU tooling, ML-powered real-time graphics on Windows, and shader compilation at...
DirectX Developer Blog
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Mar 4, 2026
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Aha, I found a counterexample to the documentation that says that Query­Performance­Counter never fails

Raymond Chen
Of course, anything can happen if you break the rules.
The Old New Thing
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Mar 3, 2026
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Azure Developer CLI (azd): One command to swap Azure App Service slots

PuiChee (PC) Chan
The new azd appservice swap command makes deployment slot swaps fast and intuitive.
Azure SDK Blog
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Mar 3, 2026
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Get started with GitHub Copilot CLI: A free, hands-on course

Dan Wahlin
Learn GitHub Copilot CLI with this free, 8-chapter hands-on course. Review code, generate tests, debug issues, and build custom agents and skills - all from your terminal. No AI experience needed. Works with GitHub Copilot Free. Clone the repo or open in Codespaces to get started.
Microsoft for Developers
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Mar 3, 2026
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Just for fun: A survey of write protect notches on floppy disks and other media

Raymond Chen
Just some useless trivia.
The Old New Thing
Data API builder (DAB) thinking
Mar 2, 2026
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What questions will you ask your data agent?

Jerry Nixon
Data API builder (DAB) 1.7+ delivers secure MCP-based CRUD access with deterministic, policy-enforced query generation and an upcoming aggregate tool that enables complex, production-safe analytical questions without exposing raw SQL to AI agents.
Azure SQL Dev Corner
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Mar 2, 2026
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What sort of horrible things happen if my dialog has a non-button with the control ID of IDCANCEL?

Raymond Chen
You get notifications that might not make sense.
The Old New Thing
JavaScript AI Build-a-thon
Mar 2, 2026
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The JavaScript AI Build-a-thon Season 2 starts today!

Julia Muiruri
The JavaScript AI Build‑a‑thon Season 2 starts today! Join a free, four‑week, hands‑on program—from Local AI and RAG pipelines to multi‑agent hackathon—designed specifically for JavaScript/TypeScript developers.
Microsoft for Developers
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Mar 2, 2026
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Windows App Development CLI v0.2: .NET support, manifest placeholders, "winapp store" and more!

Nikola Metulev
Windows App Development CLI v0.2 is here! This release is driven largely by community feedback and packs in native .NET project support, manifest placeholders that eliminate hardcoded executable names, Microsoft Store Developer CLI integration, a revamped help experience, and more....
#ifdef Windows
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Mar 2, 2026
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GitHub Copilot Dev Days: Build faster with GitHub Copilot CLI, in VS Code & Visual Studio, and beyond!

Katie Savage
Modern software development is moving fast—and AI is now a practical part of how Microsoft developers design, build, and ship applications every day. From writing code in Visual Studio and VS Code, to building cloud-native apps on Azure, developers are looking for ways to stay...
Microsoft for Developers
Image titled 'Agent Skills' showing three interconnected components: a 'Reference' book icon with gears, a 'skill.md' markdown file icon with a pencil, and a 'Scripts' cloud icon with a lightning bolt and coding symbol.
Mar 2, 2026
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Give Your Agents Domain Expertise with Agent Skills in Microsoft Agent Framework

Sergey Menshykh
You can now equip your Microsoft Agent Framework agents with portable, reusable skill packages that provide domain expertise on demand — without changing a single line of your agent's core instructions. With built-in skills providers for both .NET and Python, your agents can discover...
Microsoft Agent Framework
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Feb 27, 2026
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Updates to Team Calendar extension

Dan Hellem
We are excited to release a new update to the Team Calendar extension. This update includes a series of visual refinements across the extension, introducing a more consistent design language, smoother transitions when expanding and collapsing sections, improved contrast for better...
Azure DevOps Blog
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Feb 27, 2026
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Intercepting messages inside Is­Dialog­Message, fine-tuning the message filter

Raymond Chen
Making sure it triggers when you need it, and not when you don't.
The Old New Thing
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Feb 27, 2026
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JCON Europe 2026: Java Modernization, Performance, and AI

Bruno,
Sandra
Java is the backbone of enterprise software engineering, and the conversations happening around it right now are the most exciting they've been in years. From AI-assisted development workflows to Kubernetes performance tuning, the community is moving fast - and JCON Europe 2026 is one of...
Microsoft for Java Developers
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Feb 26, 2026
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Azure DocumentDB: A Fully Managed MongoDB-Compatible Database

Khelan Modi
Running MongoDB at scale eventually forces a trade-off: invest heavily in managing your own infrastructure or move to a managed service and risk losing the compatibility and portability your team depends on.  Azure DocumentDB is a fully managed, MongoDB-compatible database on...
Azure Cosmos DB Blog
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Feb 26, 2026
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Measuring actual AI Impact for Engineering with Apache DevLake

Eldrick Wega
If you want to skip the explain and get started super quick with adoption + impact insights, use gh-devlake to deploy a GitHub Copilot impact dashboard in a few CLI commands. So! You've rolled out GitHub Copilot to your engineering teams. You've got the built-in dashboards. You...
All things Azure
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Feb 26, 2026
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Announcing Shader Model 6.9 Retail and New D3D12 Improvements

Amar,
Serena
Today, we are pleased to announce that Shader Model 6.9 and other features have been officially released with Agility SDK 1.619 and complementary DXC 1.9.2602.16. Many of these features have been in preview status since 2025. Simultaneously, we are releasing a handful of new preview...
DirectX Developer Blog