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Open source projects and samples from Microsoft
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Open Source at Microsoft

Get Involved

Right now, open communities are building amazing software together, and there are excellent "good first issue" opportunities, if you're looking to get involved.

Visit opensource.microsoft.com to learn more!

Microsoft projects adopt the Microsoft Open Source Code of Conduct. For more information see the Code of Conduct FAQ.

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  1. vscode vscode Public

    Visual Studio Code

    TypeScript 180k 37.1k

  2. TypeScript TypeScript Public

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

    TypeScript 107k 13.2k

  3. PowerToys PowerToys Public

    Microsoft PowerToys is a collection of utilities that help you customize Windows and streamline everyday tasks

    C# 127k 7.6k

  4. terminal terminal Public

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

    C++ 101k 9k

  5. semantic-kernel semantic-kernel Public

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

    C# 26.9k 4.4k

Repositories

Showing 10 of 7457 repositories
  • react-native-windows-samples Public

    A repository showcasing React Native samples and templates for Windows, macOS, and Surface Duo.

    microsoft/react-native-windows-samples’s past year of commit activity
    C# 534 MIT 216 83 (2 issues need help) 5 Updated Dec 31, 2025
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs’s past year of commit activity
    PowerShell 10,054 MIT 5,832 1,098 1,049 Updated Dec 31, 2025
  • react-native-gallery Public

    This repo contains the react-native Gallery app created by Microsoft

    microsoft/react-native-gallery’s past year of commit activity
    TypeScript 241 MIT 54 120 (1 issue needs help) 18 Updated Dec 31, 2025
  • amplifier-bundle-recipes Public

    Recipes bundle for the Amplifier project

    microsoft/amplifier-bundle-recipes’s past year of commit activity
    Python 2 MIT 0 0 0 Updated Dec 31, 2025
  • zerotrustassessment Public

    Repository for the Zero Trust Assessment project

    microsoft/zerotrustassessment’s past year of commit activity
    HTML 242 MIT 118 28 19 Updated Dec 31, 2025
  • azure-pipelines-tasks Public

    Tasks for Azure Pipelines

    microsoft/azure-pipelines-tasks’s past year of commit activity
    TypeScript 3,606 MIT 2,680 274 (24 issues need help) 280 Updated Dec 31, 2025
  • onnxscript Public

    ONNX Script enables developers to naturally author ONNX functions and models using a subset of Python.

    microsoft/onnxscript’s past year of commit activity
    Python 414 MIT 98 226 (1 issue needs help) 33 Updated Dec 31, 2025
  • Agent365-devTools Public

    The Microsoft Agent 365 DevTools CLI is a command-line interface tool designed to streamline the development, deployment, and management of Microsoft Agent 365 applications.

    microsoft/Agent365-devTools’s past year of commit activity
    C# 14 MIT 5 9 3 Updated Dec 31, 2025
  • SWE-bench-Live Public

    [NeurIPS 2025 D&B] 🚀 SWE-bench Goes Live!

    microsoft/SWE-bench-Live’s past year of commit activity
    Python 152 MIT 24 2 5 Updated Dec 31, 2025
  • ai-dev-gallery Public

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

    microsoft/ai-dev-gallery’s past year of commit activity
    C# 1,360 MIT 192 60 (2 issues need help) 6 Updated Dec 31, 2025
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