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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 166k 30.1k

  2. TypeScript TypeScript Public

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

    TypeScript 102k 12.6k

  3. PowerToys PowerToys Public

    Windows system utilities to maximize productivity

    C# 114k 6.7k

  4. terminal terminal Public

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

    C++ 96.5k 8.4k

  5. semantic-kernel semantic-kernel Public

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

    C# 22.7k 3.4k

Repositories

Showing 10 of 6612 repositories
  • azurelinux Public

    Linux OS for Azure 1P services and edge appliances

    microsoft/azurelinux’s past year of commit activity
    RPM Spec 4,350 MIT 564 142 768 Updated Jan 18, 2025
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs’s past year of commit activity
    PowerShell 8,988 MIT 4,709 836 137 Updated Jan 18, 2025
  • onnxruntime Public

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

    microsoft/onnxruntime’s past year of commit activity
    C++ 15,326 MIT 2,999 2,487 527 Updated Jan 18, 2025
  • vscode-cpptools Public

    Official repository for the Microsoft C/C++ extension for VS Code.

    microsoft/vscode-cpptools’s past year of commit activity
    TypeScript 5,584 1,571 1,382 (132 issues need help) 9 Updated Jan 18, 2025
  • garnet Public

    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.

    microsoft/garnet’s past year of commit activity
    C# 10,710 MIT 545 24 (13 issues need help) 11 Updated Jan 18, 2025
  • autogen Public

    A programming framework for agentic AI 🤖 PyPi: autogen-agentchat Discord: https://aka.ms/autogen-discord Office Hour: https://aka.ms/autogen-officehour

    microsoft/autogen’s past year of commit activity
    Python 37,690 CC-BY-4.0 5,482 615 (5 issues need help) 41 Updated Jan 18, 2025
  • eureka-ml-insights Public

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

    microsoft/eureka-ml-insights’s past year of commit activity
    Python 106 Apache-2.0 14 2 7 Updated Jan 18, 2025
  • pyright Public

    Static Type Checker for Python

    microsoft/pyright’s past year of commit activity
    Python 13,691 1,531 11 0 Updated Jan 18, 2025
  • WindowsAppSDK Public

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

    microsoft/WindowsAppSDK’s past year of commit activity
    C++ 3,883 MIT 335 456 28 Updated Jan 18, 2025
  • onnxruntime-extensions Public

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

    microsoft/onnxruntime-extensions’s past year of commit activity
    C++ 350 MIT 92 69 17 Updated Jan 18, 2025
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