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Open source projects and samples from Microsoft
README.md

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 179k 36.2k

  2. TypeScript TypeScript Public

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

    TypeScript 107k 13.1k

  3. PowerToys PowerToys Public

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

    C# 126k 7.5k

  4. terminal terminal Public

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

    C++ 101k 8.9k

  5. semantic-kernel semantic-kernel Public

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

    C# 26.7k 4.3k

Repositories

Showing 10 of 7368 repositories
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs’s past year of commit activity
    PowerShell 9,907 MIT 5,617 1,029 302 Updated Nov 18, 2025
  • SdnDiagnostics Public

    SdnDiagnostics is a PowerShell module that is designed to simplify the diagnostic troubleshooting and data collection process when troubleshooting issues related to Microsoft Software Defined Network.

    microsoft/SdnDiagnostics’s past year of commit activity
    PowerShell 30 MIT 4 20 8 Updated Nov 18, 2025
  • msstore-cli Public

    Microsoft Store CLI

    microsoft/msstore-cli’s past year of commit activity
    C# 96 MIT 15 14 0 Updated Nov 18, 2025
  • vscode-azurefunctions Public

    Azure Functions extension for VS Code

    microsoft/vscode-azurefunctions’s past year of commit activity
    TypeScript 308 MIT 146 447 9 Updated Nov 18, 2025
  • lage Public

    Task runner in JS monorepos

    microsoft/lage’s past year of commit activity
    TypeScript 802 MIT 78 111 27 Updated Nov 18, 2025
  • mscclpp Public

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

    microsoft/mscclpp’s past year of commit activity
    C++ 437 MIT 74 14 23 Updated Nov 18, 2025
  • BCApps Public

    Repository for collaboration on Microsoft Dynamics 365 Business Central applications.

    microsoft/BCApps’s past year of commit activity
    AL 491 MIT 285 71 69 Updated Nov 18, 2025
  • FeatureManagement-JavaScript Public

    This library provides standardized APIs for enabling feature flags within JavaScript 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/FeatureManagement-JavaScript’s past year of commit activity
    TypeScript 15 MIT 4 8 2 Updated Nov 18, 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# 1,274 MIT 172 60 (2 issues need help) 8 Updated Nov 18, 2025
  • Qcodes Public

    Modular data acquisition framework

    microsoft/Qcodes’s past year of commit activity
    Python 403 MIT 340 197 49 Updated Nov 18, 2025
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