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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 178k 36.1k

  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 7345 repositories
  • 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# 1,269 MIT 171 60 (2 issues need help) 8 Updated Nov 12, 2025
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs’s past year of commit activity
    PowerShell 9,885 MIT 5,602 1,024 729 Updated Nov 12, 2025
  • vscode Public

    Visual Studio Code

    microsoft/vscode’s past year of commit activity
    TypeScript 178,457 MIT 36,101 5,000+ (465 issues need help) 851 Updated Nov 12, 2025
  • mscclpp Public

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

    microsoft/mscclpp’s past year of commit activity
    C++ 433 MIT 72 13 26 Updated Nov 12, 2025
  • olive-recipes Public
    microsoft/olive-recipes’s past year of commit activity
    Python 22 MIT 21 1 21 Updated Nov 12, 2025
  • CsWinRT Public

    C# language projection for the Windows Runtime

    microsoft/CsWinRT’s past year of commit activity
    C# 613 MIT 120 212 18 Updated Nov 12, 2025
  • MigTD Public Forked from intel/MigTD
    microsoft/MigTD’s past year of commit activity
    Rust 2 30 14 1 Updated Nov 12, 2025
  • wassette Public

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

    microsoft/wassette’s past year of commit activity
    Rust 754 MIT 47 53 (2 issues need help) 15 Updated Nov 12, 2025
  • azurelinux Public

    Linux OS for Azure 1P services and edge appliances

    microsoft/azurelinux’s past year of commit activity
    RPM Spec 4,504 MIT 601 171 564 Updated Nov 12, 2025
  • PowerToys Public

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

    microsoft/PowerToys’s past year of commit activity
    C# 125,635 MIT 7,470 5,000+ (220 issues need help) 90 Updated Nov 12, 2025
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