microsoft

Visual Studio Code

Python tool for converting files and office documents to Markdown.

21 Lessons, Get Started Building with Generative AI

TypeScript is a superset of JavaScript that compiles to clean JavaScript output.

The new Windows Terminal and the original Windows console host, all in the same place!

Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API.

12 Weeks, 24 Lessons, AI for All!

A programming framework for agentic AI

Windows Subsystem for Linux

ONNX Runtime: cross-platform, high performance ML inferencing and training accelerator

Garnet is a remote cache-store from Microsoft Research that offers strong performance (throughput and latency), scalability, storage, recovery, cluster sharding, key migration, and replication features. Garnet can work with existing Redis clients.

The Microsoft community Windows Package Manager manifest repository

Aspire is the tool for code-first, extensible, observable dev and deploy.

General purpose Linux OS for Azure

Microsoft Fluent UI Blazor components library. For use with ASP.NET Core Blazor applications

The Windows App SDK empowers all Windows desktop apps with modern Windows UI, APIs, and platform features, including back-compat support, shipped via NuGet.

OpenAPI based HTTP Client code generator

Catalog of official Microsoft MCP (Model Context Protocol) server implementations for AI-powered data access and tool integration

This app demonstrates the controls available in WinUI and the Fluent Design System.

Tasks for Azure Pipelines

A behavioral analytics library that uses dom mutations and user interactions to generate aggregated insights.

A security-focused library OS supporting kernel- and user-mode execution

Home of OpenVMM and OpenHCL

An open-source project for Windows developers to learn how to add AI with local models and APIs to Windows apps.

Policy-driven, layered isolation and containment

winapp, the Windows App Development CLI, is a single command-line interface for managing Windows SDKs, packaging, generating app identity, manifests, certificates, and using build tools with any app framework.

Browse the sample apps demonstrating Aspire integration across C#, JavaScript, TypeScript, Python, Go, containers, databases, cloud, AI, and observability scenarios.

Generative AI extensions for onnxruntime

This repository holds the source code of Microsoft.Testing.Platform (MTP), a lightweight alternative to VSTest, as well as MSTest adapter and framework.

Microsoft Quantum Development Kit, including the Q# programming language, resource estimator, and Quantum Katas

Visual Studio Test Platform is the runner and engine that powers test explorer and vstest.console.

A plugin marketplace for Claude Code/GitHub Copilot that provides Power Platform development plugins, including reusable skills, agents, and commands for building and deploying solutions.

Confidential Consortium Framework

Windows MIDI Services

ApplicationInsights-dotnet

Components of microsoft/vcpkg's binary.

MSCCL++: A GPU-driven communication stack for scalable AI applications

Learn Generative AI fundamentals through Java programming.

A course for AI applications with LangChain4j from simple chat to AI agents.

onnxruntime-extensions: A specialized pre- and post- processing library for ONNX Runtime

DacFx, SqlPackage, and other SQL development libraries enable declarative database development and database portability across SQL versions and environments. Share feedback here on dacpacs, bacpacs, and SQL projects.

The Microsoft build of Go is a modified version of Go that can build FIPS compliant applications that satisfy internal Microsoft policies.

SQL Nexus is a tool that helps you identify the root cause of SQL Server performance issues. It loads and analyzes performance data collected by SQL LogScout, SQLDiag or PSSDiag. It can dramatically reduce the amount of time you spend manually analyzing data.

A performant markdown library for iOS & macOS that supports streaming

Office 365 and Azure Active Directory plugins for Moodle

Write idiomatic Rust that scales.

ASIO driver development for Windows

Developer Control Plane API server and CLI.

The azure-quantum python package submits jobs to the Azure Quantum service.

Common packages for Microsoft MakeCode editors

Shared packages used across Microsoft's health care services