Microsoft

Source code for the ECCV 2022 paper "Benchmarking Localization and Mapping for Augmented Reality".

Static Type Checker for Python

Scans your project to determine what components you use

The Sunniest Semantic Version Bumper

Beginner, advanced, expert level Rust training material

Reporting Services Powershell Tools

Recognizers-Text offers entity recognition and resolution for numbers, dates, and units in multiple languages.

A Linux network throughput multiple-thread benchmark tool.

Official inference framework for 1-bit LLMs

Defines a common protocol for language servers.

Official code for TimeCraft: A Time Series Generation Framework for Real-World Applications

This is an official implementation for "Swin Transformer: Hierarchical Vision Transformer using Shifted Windows".

ONNX Converter and Optimization Tools

Code for loralib, an implementation of "LoRA: Low-Rank Adaptation of Large Language Models"

JARVIS, a system to connect LLMs with ML community. Paper: https://arxiv.org/pdf/2303.17580.pdf

EsViT: Efficient self-supervised Vision Transformers

Implementation of the Aurora model for Earth system forecasting

Open source simulator for autonomous vehicles built on Unreal Engine / Unity, from Microsoft AI & Research

12 Weeks, 24 Lessons, AI for All!

ctsTraffic is a highly scalable client/server networking tool giving detailed performance and reliability analytics

Prompt flow Python SDK - build high-quality LLM apps

Official code for the paper "Memora: A Harmonic Memory Representation Balancing Abstraction and Specificity"

21 Lessons, Get Started Building with Generative AI

The absolute trainer to light up AI agents.

24 Lessons, 12 Weeks, Get Started as a Web Developer

12 Weeks, 24 Lessons, IoT for All!

Terraform Azure DevOps provider

Python version of the Playwright testing and automation library.

Pytest plugin to write end-to-end browser tests with Playwright.

Automate the setup and configuration of your Windows development environment.

Utility tool for converting various files to Markdown

📐⚙ 2D vector line drawing and shape modeling for CNC and laser cutters.

MSBuild integration in Unity

WinGet is the Windows Package Manager. This project includes a CLI (Command Line Interface), PowerShell modules, and a COM (Component Object Model) API (Application Programming Interface).

C++ Library Manager for Windows, Linux, and MacOS

Hello from Garnet | Garnet

Microsoft Responsible AI Toolbox - Microsoft Responsible AI

10 Weeks, 20 Lessons, Data Science for All!

RD-Agent automates research and development processes using AI and data-driven methodologies.

A validation and profiling tool for AI infrastructure

Data Formulator is an interactive AI-powered data analysis system makes it easy to connect, explore and visualize data.

Libraries for writing VSTS and TFS build tasks

Pairwise Independent Combinatorial Tool

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.

ApplicationInsights-dotnet

The OpenAPI.NET SDK contains a useful object model for OpenAPI documents in .NET along with common serializers to extract raw OpenAPI JSON and YAML documents from the model.

Microsoft PowerShell wrapper for GitHub API

This is a lightweight web-interface for creating and sharing vector annotations over satellite/aerial imagery scenes.

Open-Source Frontier Voice AI

All things prompt engineering

Bringing Old Photo Back to Life (CVPR 2020 oral)

Large-scale Self-supervised Pre-training Across Tasks, Languages, and Modalities

A pre-trained GPT model for Python code completion and generation

Native and Compact Structured Latents for 3D Generation

A performant markdown library for iOS & macOS that supports streaming

SkillOpt is a text-space optimizer that trains reusable natural-language skills for frozen LLM agents through trajectory-driven edits, validation-gated updates, and deployable bestskill.md artifacts.

A research prototype of a human-centered interface powered by a multi-agent system

A programming framework for agentic AI

18 Lessons to Get Started Building AI Agents

Microsoft Agent Framework for building AI Agents with Python. This package contains all the core and optional packages.

Microsoft Security Response Center

KI-gesteuerte Entwicklungstools

Microsoft Entra is an identity and access management solution.

A resource for developers using React with TypeScript.

What is TSDoc?

The Windows Terminal is a modern, fast, efficient, powerful, and productive terminal application for users of command-line tools and shells like Command…

Get free private Git repositories and code collaboration in the cloud.

Discover is a software tool designed for exploration and analysis.

Hyperspace is a library for distributed Bayesian hyperparameter optimization.

Microsoft DevBox is a cloud-based development environment for developers.

Extension for Visual Studio Code - Debug your JavaScript code in the Chrome browser, or any other target that supports the Chrome Debugger protocol.

Microsoft Copilot Studio

Microsoft Power Apps: KI-App-Generator mit wenig Code

Develop your programming skills by quickly creating and modding retro arcade games with Blocks and JavaScript in the MakeCode editor

Microsoft Azure

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

A source code analyzer built for surfacing features of interest and other characteristics to answer the question 'What's in the code?' quickly using static analysis with a json based rules engine. Ideal for scanning components before use or detecting feature level changes.

Node.js Tools for Visual Studio

Large Language-and-Vision Assistant for Biomedicine, built towards multimodal GPT-4 level capabilities.

MSTIC Security Tools

Reliable, open-source crash reporting for iOS, macOS and tvOS

The task library that just works

The SBOM tool is a highly scalable and enterprise ready tool to create SPDX 2.2 compatible SBOMs for any variety of artifacts.

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

Source from the Microsoft .NET Reference Source that represent a subset of the .NET Framework

PIKE-RAG: sPecIalized KnowledgE and Rationale Augmented Generation

A library to provide pooling for .NET MemoryStream objects to improve application performance.

PerfView is a CPU and memory performance-analysis tool

Trigram-indexed grep with a client/server architecture for fast regex search in large codebases locally

Cross-platform, C implementation of the IETF QUIC protocol, exposed to C, C++, C# and Rust.

AICI: Prompts as (Wasm) Programs

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

MCP server for interacting with Azure DevOps

Foundation Architecture for (M)LLMs

Prompt Orchestration Markup Language

Muzic: Music Understanding and Generation with Artificial Intelligence

maximal update parametrization (µP)

Hummingbird compiles trained ML models into tensor computation for faster inference.

The implementation of DeBERTa

Power Fx low-code programming language

Community for applying LLMs to robotics and a robot simulator with ChatGPT integration

General technology for enabling AI capabilities w/ LLMs and MLLMs

Automatic Generation of Visualizations and Infographics using Large Language Models

Research project. A Memory solution for users, teams, and applications.

Microsoft MakeCode provides Blocks / JavaScript / Python tools and editors

Scripts to simplify setting up a Windows developer box

Language server protocol implementation for VSCode. This allows implementing language services in JS/TS running on node.js

.NET version of the Playwright testing and automation library.

Five lessons, learn how to really apply AI to your .NET Applications

MatterGen is a generative model for inorganic materials design across the periodic table that can be fine-tuned to steer the generation towards a wide range of property constraints.

Olive: Simplify ML Model Finetuning, Conversion, Quantization, and Optimization for CPUs, GPUs and NPUs.

An experimentation and research platform to investigate the interaction of automated agents in an abstract simulated network environments.

Tasks for Azure Pipelines

Modern, scalable tools. Exceptional developer experience.

PostgreSQL in-database durable execution

DiskANN3 is a composable library for bringing scalable, accurate and cost-effective vector indexing to multiple databases.

Microsoft SEAL is an easy-to-use and powerful homomorphic encryption library.

eBPF distributed networking observability tool for Kubernetes

Azure Container Registry allows users to store container images and OCI artifacts.

Visual Studio Code Remote Development: Open any folder in WSL, in a Docker container, or on a remote machine using SSH and take advantage of VS Code's full feature set.

GitHub Pull Requests for Visual Studio Code

RESTler is the first stateful REST API fuzzing tool for automatically testing cloud services through their REST APIs and finding security and reliability bugs in these services.

The Python Risk Identification Tool for generative AI (PyRIT) is an open source framework built to empower security professionals and engineers to proactively identify risks in generative AI systems.

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

Service Fabric is a distributed systems platform for packaging, deploying, and managing stateless and stateful distributed applications and containers at large scale.

CMake Tools - Visual Studio Marketplace

Microsoft Azure

Microsoft Azure

A software development kit for building chatbots.

Start using search ads, display ads, online video and more

Windows Application Driver

Attack Surface Analyzer can help you analyze your operating system's security configuration for changes during software installation.

OpenAPI based HTTP Client code generator

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

Learn about Azure Notification Hubs.

Visual Studio Code SQL Server extension.

Task-Aware Agent-driven Prompt Optimization Framework

AI Red Teaming playground labs to run AI Red Teaming trainings including infrastructure.

Skills, MCP servers, Custom Agents, Agents.md for SDKs to ground Coding Agents

Desktop app that records your on-screen work session and uses the GitHub Copilot CLI to reconstruct it as an intent + ordered steps, then builds a reusable Skill or Automation for Microsoft Scout, Microsoft Copilot Cowork, or Copilot Studio.

[CVPR 2025] Magma: A Foundation Model for Multimodal AI Agents

A fork of Windows Terminal with native agent integration, right in your command line.

🪄 Flint is a visualization language that lets AI agents reliably create expressive, good-looking charts from simple, human-editable chart specs.

better agentic engineering

Accelerate your AI transformation with Microsoft Marketplace—your trusted source to find, try, and buy cloud solutions, AI apps, and agents to meet

Dynamics 365 Lifecycle Services aids in managing application lifecycles for predictable implementations.

Microsoft Graph Dev Center

Erfahren Sie, wie Microsoft Power Pages Unternehmen ermöglicht, Geschäftsprozesse über sichere Business-Portale zu initiieren und zu externalisieren

Microsoft Model Factory is a platform for developing machine learning models.

Microsoft Copilot is your companion to inform, entertain and inspire.

Semantic Kernel is a framework for building AI solutions that adapt to technological changes.

A binary static analysis tool that provides security and correctness results for Windows Portable Executable and *nix ELF binary formats

Tooling to generate metadata for Win32 APIs in the Windows SDK.

The WinRTC project hosts everything needed to build apps with interoperable real time communications for modern Windows. It brings the power of WebRTC to modern Windows apps written in C#, C++ and VB. WinRTC enables real-time voice calling, video chat and data functionality…

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

Accurate, large-scale, and extensible simulator for LLM inference Systems

Developer Control Plane API server and CLI.

Dynamic Memory Management for Serving LLMs without PagedAttention

[EMNLP'23, ACL'24] To speed up LLMs' inference and enhance LLM's perceive of key information, compress the prompt and KV-Cache, which achieves up to 20x compression with minimal performance loss.

Microsoft Finance Time Series Forecasting Framework (FinnTS) is a forecasting package that utilizes cutting-edge time series forecasting and parallelization on the cloud to produce accurate forecasts for financial data.

Data Accelerator for Apache Spark simplifies onboarding to Streaming of Big Data. It offers a rich, easy to use experience to help with creation, editing and management of Spark jobs on Azure HDInsights or Databricks while enabling the full power of the Spark engine.

React component to create graphic user interface with: - draggable nodes with ports and edges on a directed graph editor. - extensibility to customize the widgets or behaviors. - accessbility and testability support

Utility that converts an .etl file containing a Windows network packet capture into .pcapng format.

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.

Python-based data acquisition framework developed by the Copenhagen / Delft / Sydney / Microsoft quantum computing consortium

Collaboration on patterns and practices, business processes, and other guidance

Policy-driven, layered isolation and containment

LISA is developed and maintained by Microsoft, to empower Linux validation.

Monitor-Guided Decoding of Code LMs with Static Analysis of Repository Context - Microsoft Research

An open-source Digital Worker platform for reliable execution, continuous co-evolution, and building Enterprise AI assets.

JavaScript library for embedding Power BI into your apps. Check out the docs website and wiki for more information.

Create custom web applications to run within Power Apps!

The adaptive interface system for modern web experiences.

Accessibility Insights for Web

Post-quantum Cryptography VPN

C# language projection for the Windows Runtime

Information Assistant, built with Azure OpenAI Service, Industry Accelerator

**Deep Video Discovery (DVD)** is a deep-research style question answering agent designed for understanding extra-long videos.

A distributed approximate nearest neighborhood search (ANN) library which provides a high quality vector index build, search and distributed online serving toolkits for large scale vector search scenario.

A novel embedding training algorithm leveraging ANN search and achieved SOTA retrieval on Trec DL 2019 and OpenQA benchmarks

Unified-Modal Speech-Text Pre-Training for Spoken Language Processing

ProbTS is a benchmarking toolkit for time series forecasting.

MIRA: Medical Time Series Foundation Model for Real-World Health Data

Microsoft Threat Intelligence

Run and debug Java test cases in Visual Studio Code.

Team Explorer Everywhere Plugin for Eclipse

Native PowerShell support for invoking Microsoft Intune Graph API to enable IT Pro scenario automation.

The Durable Task Framework is a lightweight, embeddable engine for writing durable, fault-tolerant business logic (orchestrations) as ordinary code.

This is the source code to the mostly-static Microsoft Open Source site featuring projects, program information, and "get involved" pages.

.NET code and supporting files for working with the 'Static Analysis Results Interchange Format' (SARIF, see https://github.com/oasis-tcs/sarif-spec)

Power Platform GitHub Actions automate common build and deployment tasks related to Power Platform. This includes synchronization of solution metadata (a.k.a. solutions) between development environments and source control, generating build artifacts, deploying to downstream…

CLI / Framework for Agent Skills - create, test, measure and improve skill quality and effectiveness

Azure Functions extension for VS Code

Shared Middle-Layer for Triton Compilation

The MSR Ironclad project builds provably secure and reliable systems.

Agents and skills for building Windows apps with WinUI 3 and the Windows App SDK

The StreamJsonRpc library offers JSON-RPC 2.0 over any .NET Stream, WebSocket, or Pipe. With bonus support for request cancellation, client proxy generation, and more.

SDK focused on building AI based applications and extensions for Microsoft Teams and other Bot Framework channels

glTF-SDK is a C++ Software Development Kit for glTF (GL Transmission Format -https://github.com/KhronosGroup/glTF).

Out-of-process .NET SDK for the Durable Task Framework

Microsoft Cognitive Services Speech SDK for JavaScript

Development repository for the App Center SDK for React Native

Development repository for the App Center SDK for .NET platforms, including Xamarin

This repository is for active development of the Microsoft 365 Agent SDK components for Python

ABAP Libraries for SAP native Integration with Azure Services

A Foundational Vision-Language-Action Model for Synergizing Cognition and Action in Robotic Manipulation

GitHub Quick Review: Evaluate your enterprise and organizations against GitHub best practices

GenAI for Optimization and Decision Intelligence

Remote Desktop Plugin for Xbox Gamepads

Platform for Situated Intelligence

Microsoft Collective Communication Library

Quality skills and knowledge for Business Central development. The shared bar for humans and agents alike.

Manage Java projects in Visual Studio Code.

Hosts a local server in your workspace for you to preview your webpages.

A fast, lightweight Rego (OPA policy language) interpreter

Software Development Kit for the Microsoft Performance ToolKit

This application uses entirely open source software including Linux, Java, Apache, and MongoDB which creates a web front end, an order service, and an integration service.

A high-performance document search engine built in Rust with WebAssembly support.

A relation-aware semantic parsing model from English to SQL

Ethr is a Comprehensive Network Measurement Tool for TCP, UDP & ICMP.

XDP speeds up networking on Windows

A low-latency & high-throughput serving engine for LLMs

This toolkit helps create well-designed Power App experiences on the web & mobile. It contains a component library; PCF controls and other utilities that increase developer productivity.

Development repository for the App Center SDK for iOS, macOS and tvOS.

Development repository for the App Center SDK for Android

MLOps using Azure ML Services and Azure DevOps

This is a library for using Redux to manage state for self-contained apps in a Micro-Frontend architecture. Each self-contained isolated app can have its own isolated and decoupled Redux store. The componentized stores interact with a global store for enabling cross-application…

MCP Server and CLI for accessing Work IQ

Wassette: A security-oriented runtime that runs WebAssembly Components via MCP

Microsoft Python Driver for SQL Server

The new sqlcmd, CLI for SQL Server and Azure SQL (winget install sqlcmd / sqlcmd create mssql / sqlcmd open ads)

The repo for the official docker images for .NET Framework on Windows Server Core.

Exchange Server support tools and scripts

Experience Microsoft Build, directly from your terminal, with GitHub Copilot CLI and the Microsoft Build CLI.

Official agent plugin providing skills and MCP server configurations for Azure scenarios.

Magentic-Marketplace: Simulate Agentic Markets and See How They Evolve

Rust Library Recognition Project for Rust Malware by the MSTIC-MIRAGE Team

This is a repository for Microsoft Power Automate, Power Apps, and Azure Logic Apps connectors

Tooling support for PowerApps language and .msapp files

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.

A Generic Low-Code Framework Built on a Config-Driven Tree Walker

A fast and lightweight logging library for Python

DISKSPD is a storage load generator / performance test tool from the Windows/Windows Server and Cloud Server Infrastructure Engineering teams

Office 365 and Azure Active Directory plugins for Moodle

This project accepts excel files as input which contains the description of a Knowledge Graph (Vertexes and Edges) and convert it into an in-memory Graph Store. This project implements APIs to search/filter/get nodes and relations from the in-memory Knowledge Graph. This…

Official Implementation of "KBLaM: Knowledge Base augmented Language Model"

Customer feedback and issue tracker repository for Visual Studio Marketplace

CLI for Azure DevOps Services and Team Foundation Server

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

Infrastructure for DefinitelyTyped

Validate infrastructure as code (IaC) and objects using PowerShell rules.

VS Code extension for working with Azure Pipelines YAML files

Dynamics 365 FastTrack Implementation guides

OSS Implementation of DICOMweb standard

Microsoft Edge DevTools extension for Visual Studio Code - Microsoft Edge Developer documentation

Playwright Test Visual Studio Code integration

Java version of the Playwright testing and automation library

Confidential Consortium Framework

Virtual File System for Git: Enable Git at Enterprise Scale

Scalar: A set of tools and extensions for Git to allow very large monorepos to run on Git without a virtualization layer

An AI powered geospatial application that allows you to explore and visualize Earth science data using natural language.

FarmVibes.AI: Multi-Modal GeoSpatial ML Models for Agriculture and Sustainability

GIT: A Generative Image-to-text Transformer for Vision and Language

Learn Generative AI fundamentals through Java programming.

Antares: an automatic engine for multi-platform kernel generation and optimization. Supporting CPU, CUDA, ROCm, DirectX12, GraphCore, SYCL for CPU/GPU, OpenCL for AMD/NVIDIA, Android CPU/GPU backends.

Revizor - Hardware fuzzing for the age of speculation

Coyote is a library and tool for testing concurrent C# code and deterministically reproducing bugs.

DirectStorage for Windows is an API that allows game developers to unlock the full potential of high speed NVMe drives for loading game assets.

Microsoft.FeatureManagement provides standardized APIs for enabling feature flags within applications. Utilize this library to secure a consistent experience when developing applications that use patterns such as beta access, rollout, dark deployments, and more.

Microsoft Intune is a unified, cloud-based mobile device and endpoint management application.

Microsoft Discovery community repository

A VS Code extension to visualize deoptimizations in your JavaScript and TypeScript code running in V8 (i.e., NodeJS, Edge, Chrome, etc.).

Solution accelerator built on Azure OpenAI Service and Azure AI Document Intelligence to process and extract summaries, entities, and metadata from unstructured, multi-modal documents and enable searching and chatting over this data.

Tool to scan for RouterOS (Mikrotik) forensic artifacts and vulnerabilities.

Microsoft ICSpector (ICS Forensics Tools framework) is an open-source forensics framework that enables the analysis of Industrial PLC metadata and project files.

Accessibility Insights for Windows

Components for integration between Visual Studio and Unreal Engine.

A GitHub Action to facilitate configuring MSBuild in the workflow PATH for building .NET Framework applications.

Monorepo for tools developed by the Rush Stack community

This repository contains Go APIs for interacting with and managing Azure DevOps.

The plug-and-play DevOps solution for Business Central app development on GitHub

Welcome to the comprehensive guide for Azure Developer CLI (azd)! This repository is designed to help developers at all levels from students to professional developers learn and master Azure Developer CLI for efficient cloud deployments.

Home of the Dynamics 365 Business Central AL Language extension for Visual Studio Code. Used to track issues regarding the latest version of the AL compiler and developer tools available in the Visual Studio Code Marketplace or as part of the AL Developer Preview builds for…

Disposable, secure and lightweight Windows Desktop Environment

The Power Platform VSCode extension makes it easy to manage Power Platform environments and allows the developer to create, build and deploy Power Platform solutions, packages and portals.

Intelligent cloud testing made easy.

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

Azure Local (formerly Azure Stack HCI), Windows 10 and Windows Server rapid lab deployment scripts

The Windows Package Manager Manifest Creator command-line tool (aka wingetcreate)

Qlib-Server is the data server system for Qlib. It enable Qlib to run in online mode. Under online mode, the data will be deployed as a shared data service. The data and their cache will be shared by all the clients. The data retrieval performance is expected to be improved due…

Fast persistent recoverable log and key-value store + cache, in C# and C++.

Makefile Tools - Visual Studio Marketplace

Azure Cosmos DB extension for VS Code

ESE is an embedded / ISAM-based database engine, that provides rudimentary table and indexed access. However the library provides many other strongly layered and and thus reusable sub-facilities as well: A Synchronization / Locking library, a Data-structures / STL-like library…

Kusto Query Language is a simple and productive language for querying Big Data.

Conversion utility to translate legacy data formats into FHIR

Trill is a single-node query processor for temporal or streaming data.

C# and F# language binding and extensions to Apache Spark

VS Code Jupyter extension

Genalog is an open source, cross-platform python package allowing generation of synthetic document images with custom degradations and text alignment capabilities.

SQL Tools API service that provides SQL Server data management capabilities.

Microsoft Build Accelerator

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.

Programmatically extract data and apply schemas to unstructured documents across text-based and multi-modal content using Azure AI Foundry, Azure OpenAI, Azure AI Content Understanding, and Cosmos DB.

Compiler for the SEAL homomorphic encryption library

PowerShell module to export a local copy of an Entra (Azure AD) tenant configuration.

Set of tools for helping with data (in FHIR format) anonymization.

Command line tool for creating and publishing visuals for Power BI

Microsoft's monolithic, opinionated Open Source Management Portal enabling enterprise scale self-service powered by the GitHub API 🏔🧑‍💻🧰

High-speed zkSNARKs without trusted setup

Code that accompanies the public release of the paper Lost in Conversation (https://arxiv.org/abs/2505.06120)

This solution accelerator leverages Microsoft Foundry, Azure Content Understanding, Azure OpenAI Service, and Foundry IQ to enable organizations to derive insights from volumes of conversational data using generative AI. It offers key phrase extraction, topic modeling, and…

Accelerate marketing content creation with an AI-powered multi-agent system using Microsoft Foundry.

For releasing code related to compression methods for transformers, accompanying our publications

MLVC: Multi-platform Learned Video Codec for Real-World Deployment

Deep Contextual Video Compression

Composable AI Reference Architectures (CAIRA)

Library for building distributed, real-time collaborative web applications

DevSkim is a set of IDE plugins, language analyzers, and rules that provide security "linting" capabilities.

VS Code extension that allows you to record and play back guided tours of codebases, directly within the editor.

The Azure Artifacts Credential Provider enables dotnet, NuGet.exe, and MSBuild to interactively acquire credentials for Azure Artifacts feeds.

SIDH Library is a fast and portable software library that implements state-of-the-art supersingular isogeny cryptographic schemes. The chosen parameters aim to provide security against attackers running a large-scale quantum computer, and security against classical algorithms.

Security Research from the Microsoft Security Response Center (MSRC)

Repo with getting started projects for the Microsoft Security Updates API (msrc.microsoft.com/update-guide)

Automated Azure Arc, Azure Local, IoT, and Kubernetes environments

The official website for all things aspire.dev.

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

Detours is a software package for monitoring and instrumenting API calls on Windows. It is distributed in source code form.

Repository of tools/queries for managing and monitoring Azure Synapse.

Power Platform Build Tools automate common build and deployment tasks related to Power Platform. This includes synchronization of solution metadata (a.k.a. solutions) between development environments and source control, generating build artifacts, deploying to downstream…

Pipeline tasks for Azure DevOps Extensions

A highly-customizable web-based client for Azure Bot Services.

Visually explore, understand, and present your data.

This is an open-source implementation of the ITU P.808 standard for "Subjective evaluation of speech quality with a crowdsourcing approach" (see It uses Amazon Mechanical Turk as the crowdsourcing platform. It includes implementations for Absolute Category Rating (ACR)…

A build analysis tool for the MSVC toolchain.

Build your repo automatically.

An API to locate MSBuild assemblies from an installed Visual Studio location. Use this to ensure that calling the MSBuild API will use the same toolset that a build from Visual Studio or msbuild.exe would.

Sharing Updatable Models (SUM) on Blockchain

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

💻 control, record, & test any tui app / cli with popular terminals - makes the terminal fully accessible to AI

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

react-native-test-app provides an app for all supported platforms as a package

A pytest-native safety testing framework for agentic AI applications

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

Injectorpp is a powerful tool designed to facilitate the writing of unit tests without the need to introduce traits solely for testing purposes. It streamlines the testing process by providing a seamless and efficient way to abstract dependencies, ensuring that your code…

Automated UI testing API for Dynamics 365

Robust and practical application control for Windows

The Visual Profiler provides a drop in solution for viewing your mixed reality Unity application's frame rate, scene complexity, and memory usage.

CPU profiling trace viewer

Microsoft Application Insights module for Node.js

Application Insights for Java

A deployment of a secure, extensible and integrated environment for running AI Foundry workloads in Production. It simplifies the process of including essential Azure services necessary to run mission-critical AI applications and adhere to Microsoft Well Architected Framework…

MCP Gateway is a reverse proxy and management layer for MCP servers, enabling scalable, session-aware stateful routing and lifecycle management of MCP servers in Kubernetes environments.

REST API for managing IIS

C++ GraphQL schema service generator

Generates OpenAPI document from OData CSDL

This repo contains Microsoft Xbox Live Service API (XSAPI) that enables game developers to access Xbox Live. To get access to the Xbox Live service, you can join the Xbox Live Creators Program at or apply to the ID@Xbox program at

Microsoft Application Insights JavaScript SDK - Web

ResearchStudio: Our AI co-author, from research problem to final publication.

ScriptDOM/SqlDOM is a .NET library for parsing T-SQL statements and interacting with its abstract syntax tree

Multiple paper open-source codes of the Microsoft Research Asia DKI group

[CVPR 2025] Official repo for ART:Anonymous Region Transformer for Variable Multi-Layer Transparent Image Generation

Prompty is an asset class and format for LLM prompts

GitHub Copilot for Azure

GitHub Copilot coding adventures

A CLI tool for defining and running multi-agent workflows with the GitHub Copilot SDK and Anthropic Agents SDK.

multilspy is a lsp client library in Python intended to be used to build applications around language servers.

Hands-on labs for extending Microsoft 365 Copilot and building custom engine agents

Microsoft Rocketbox is now available with MIT license! The library of 115 rigged avatars offers flexibility, enabling the easy use of animations across characters and the mixing and matching of texture elements.

LLM2CLIP significantly improves already state-of-the-art CLIP models.

An Azure DevOps extension for efficient retrospectives

Guide for designing adaptive, scalable, and secure enterprise multi-agent systems

Tutel MoE: Optimized Mixture-of-Experts Library, Support GptOss/DeepSeek/Kimi-K2/Qwen3 using FP8/NVFP4/MXFP4

Typescript and .NET implementation of BPE tokenizer for OpenAI LLMs.

LLM-powered multiagent persona simulation for imagination enhancement and business insights.

Semantic Kernel for Java. Integrate cutting-edge LLM technology quickly and easily into your Java based apps. See https://aka.ms/semantic-kernel.

A flexible, easy-to-use library for running and optimizing prompts for Large Language Models (LLMs).

[ICLR 2026] RPG: A Repository Planning Graph for Unified and Scalable Codebase Generation

Bridging LLM and Recommender System.

The RAG Experiment Accelerator is a versatile tool designed to expedite and facilitate the process of conducting experiments and evaluations using Azure Cognitive Search and RAG pattern.

[OSDI'24] Serving LLM-based Applications Efficiently with Semantic Variable

[ICLR'25] OpenRCA: Can Large Language Models Locate the Root Cause of Software Failures?

MInference accelerates the pre-filling stage of long-context LLM inference with dynamic sparse attention, reaching up to 10x speedup for 1M-token prompts on a single A100. NeurIPS 2024 Spotlight.

LongRoPE is a novel method that can extends the context window of pre-trained LLMs to an impressive 2048k tokens.

Official repo for "Make Your LLM Fully Utilize the Context"

A framework for standardizing evaluations of large foundation models, beyond single-score reporting and rankings.

debug-gym - interactive debugging environment

Windows Agent Arena (WAA) 🪟 is a scalable OS platform for testing and benchmarking of multi-modal AI agents.

A simple SWE style browser agent framework that achieves SOTA results on long horizon web tasks.

End-to-end Generative Optimization for AI Agents

ToRA is a series of Tool-integrated Reasoning LLM Agents designed to solve challenging mathematical reasoning problems by interacting with tools [ICLR'24].

Experimental AI Agents Framework

The Multi-Agent Custom Automation Engine Solution Accelerator is an AI-driven system that manages a group of AI agents to accomplish tasks based on user input. Powered by Microsoft Agent Framework, Azure Foundry, Azure Cosmos DB, and infrastructure services, it provides a…

Gift your VS Code agent a real debugger: breakpoints, stepping, inspection.

Build your first agent with Azure AI Agent Service Workshop

The Microsoft 365 Agent SDK simplifies building full stack, multichannel, trusted agents for platforms including M365, Teams, Copilot Studio, and Webchat.

Synchronized multi-client state for AI agent sessions

Public Preview — Unified installer and runtime policy enforcement for the Agent Governance Toolkit

A framework for building, orchestrating and deploying AI agents and multi-agent workflows with support for Go.

Multi-modality pre-training

UFO³: Weaving the Digital Agent Galaxy

TypeChat is a library that makes it easy to build natural language interfaces using types.

Spectral Temporal Graph Neural Network (StemGNN in short) for Multivariate Time-series Forecasting

Skala Exchange Correlation Functional

This is the implementation of CVPR2020 paper “Semantics-Guided Neural Networks for Efficient Skeleton-Based Human Action Recognition”.

Integrate cutting-edge LLM technology quickly and easily into your apps

workshop materials to build intelligent solutions on Open AI

Apply a Style Transfer Neural Network in real time with Unreal Engine 5 leveraging ONNX Runtime.

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

A set of tools to use in Microsoft Azure Form Recognizer and OCR services.

O-CNN: Octree-based Convolutional Neural Networks for 3D Shape Analysis

A flexible and efficient deep neural network (DNN) compiler that generates high-performance executable from a DNN model description.

NLP DNN Toolkit - Building Your NLP DNN Models Like Playing Lego

Implementation of MoLeR: a generative model of molecular graphs which supports scaffold-constrained generation

[CVPR'25 Oral] MoGe: Unlocking Accurate Monocular Geometry Estimation for Open-Domain Images with Optimal Training Supervision

A Multi-Task Dataset for Simulated Humanoid Control

GraphRAG: A graph-based retrieval-augmented generation (RAG) system.

This is an official implementation of CvT: Introducing Convolutions to Vision Transformers.

Microsoft Biodiversity: Open-Source Conservation AI Hub

Accelerate your Neural Architecture Search (NAS) through fast, reproducible and modular research.

Experience, Learn and Code the latest breakthrough innovations with Microsoft AI