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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 Public

    Visual Studio Code

    TypeScript 170k 31.8k

  2. TypeScript Public

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

    TypeScript 104k 12.8k

  3. PowerToys Public

    Windows system utilities to maximize productivity

    C# 118k 7k

  4. terminal Public

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

    C++ 97.8k 8.5k

  5. semantic-kernel Public

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

    C# 24.2k 3.8k

Repositories

Showing 10 of 6777 repositories
  • genaiscript Public

    Automatable GenAI Scripting

    TypeScript 2,535 MIT 174 85 (2 issues need help) 2 Updated Apr 26, 2025
  • testfx Public

    This repository holds the source code of Microsoft.Testing.Platform (MTP), a lightweight alternative to VSTest, as well as MSTest adapter and framework.

    C# 865 MIT 273 253 27 Updated Apr 26, 2025
  • vsts-extension-retrospectives Public

    An Azure DevOps extension for efficient retrospectives

    TypeScript 192 MIT 84 214 (3 issues need help) 11 Updated Apr 26, 2025
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    PowerShell 9,285 MIT 5,000 889 114 Updated Apr 26, 2025
  • onnxscript Public

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

    Python 343 MIT 64 232 (1 issue needs help) 30 Updated Apr 26, 2025
  • Docker-Provider Public

    Azure Monitor for Containers

    Ruby 152 111 2 4 Updated Apr 26, 2025
  • onnxruntime Public

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

    C++ 16,385 MIT 3,174 2,653 563 Updated Apr 26, 2025
  • WindowsAppSDK-Samples Public

    Feature samples for the Windows App SDK

    C++ 796 MIT 256 31 26 Updated Apr 26, 2025
  • FluidFramework Public

    Library for building distributed, real-time collaborative web applications

    TypeScript 4,807 MIT 547 21 96 Updated Apr 26, 2025
  • CsWinRT Public

    C# language projection for the Windows Runtime

    C# 587 MIT 109 203 22 Updated Apr 26, 2025
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