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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 184k 39.3k

  2. TypeScript TypeScript Public

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

    TypeScript 109k 13.4k

  3. PowerToys PowerToys Public

    Microsoft PowerToys is a collection of utilities that supercharge productivity and customization on Windows

    C# 132k 7.9k

  4. terminal terminal Public

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

    C++ 103k 9.2k

  5. semantic-kernel semantic-kernel Public

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

    C# 27.8k 4.6k

Repositories

Showing 10 of 7784 repositories
  • 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 436 MIT 109 206 (1 issue needs help) 37 Updated Apr 22, 2026
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs’s past year of commit activity
    10,501 MIT 6,771 1,156 487 Updated Apr 22, 2026
  • ghqr Public

    GitHub Quick Review. Evaluate your enterprise and organizations with GitHub best practices

    microsoft/ghqr’s past year of commit activity
    Go 19 MIT 9 3 1 Updated Apr 22, 2026
  • azdo-extension-team-randomizer Public

    Team Member Randomizer Extension for Azure DevOps

    microsoft/azdo-extension-team-randomizer’s past year of commit activity
    TypeScript 5 MIT 1 0 3 Updated Apr 22, 2026
  • go-images-versions Public

    Detailed information about the last images published containing the Microsoft build of Go.

    microsoft/go-images-versions’s past year of commit activity
    3 MIT 4 0 0 Updated Apr 22, 2026
  • fast Public

    The adaptive interface system for modern web experiences.

    microsoft/fast’s past year of commit activity
    TypeScript 9,643 618 80 6 Updated Apr 22, 2026
  • aspire Public

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

    microsoft/aspire’s past year of commit activity
    C# 5,844 MIT 867 1,735 (4 issues need help) 144 Updated Apr 22, 2026
  • onnxruntime Public

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

    microsoft/onnxruntime’s past year of commit activity
    C++ 19,930 MIT 3,842 834 532 Updated Apr 22, 2026
  • TypeAgent Public

    Sample code that explores an architecture for using language models to build a personal agent that can work with application agents.

    microsoft/TypeAgent’s past year of commit activity
    TypeScript 683 MIT 93 9 2 Updated Apr 22, 2026
  • PowerPlatform-DataverseClient-Python Public
    microsoft/PowerPlatform-DataverseClient-Python’s past year of commit activity
    Python 44 MIT 14 7 15 Updated Apr 22, 2026
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