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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 175k 34k

  2. TypeScript TypeScript Public

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

    TypeScript 105k 12.9k

  3. PowerToys PowerToys Public

    Windows system utilities to maximize productivity

    C# 121k 7.2k

  4. terminal terminal Public

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

    C++ 99k 8.7k

  5. semantic-kernel semantic-kernel Public

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

    C# 25.6k 4.1k

Repositories

Showing 10 of 6981 repositories
  • ebpf-for-windows Public

    eBPF implementation that runs on top of Windows

    microsoft/ebpf-for-windows’s past year of commit activity
    C 3,261 MIT 254 254 (128 issues need help) 35 Updated Jul 27, 2025
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs’s past year of commit activity
    PowerShell 9,563 MIT 5,255 969 209 Updated Jul 27, 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.

    microsoft/testfx’s past year of commit activity
    C# 908 MIT 280 214 37 Updated Jul 27, 2025
  • vscode Public

    Visual Studio Code

    microsoft/vscode’s past year of commit activity
    TypeScript 175,026 MIT 33,984 5,000+ (429 issues need help) 641 Updated Jul 27, 2025
  • Generative-AI-for-beginners-java Public

    A hands-on course that teaches you Generative AI fundamentals through Java programming.

    microsoft/Generative-AI-for-beginners-java’s past year of commit activity
    Java 16 MIT 8 4 2 Updated Jul 27, 2025
  • finnts Public

    Microsoft Finance Time Series Forecasting Framework (FinnTS) is a forecasting package that utilizes cutting-edge time series forecasting and parallelization on the cloud to produce accurate forecasts for financial data.

    microsoft/finnts’s past year of commit activity
    R 204 39 5 4 Updated Jul 27, 2025
  • vscode-loc Public

    VS Code Localization Extension

    microsoft/vscode-loc’s past year of commit activity
    642 351 56 9 Updated Jul 27, 2025
  • mscclpp Public

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

    microsoft/mscclpp’s past year of commit activity
    C++ 390 MIT 62 11 22 Updated Jul 27, 2025
  • terraform-provider-fabric Public

    Terraform Provider for Microsoft Fabric

    microsoft/terraform-provider-fabric’s past year of commit activity
    Go 76 MPL-2.0 14 37 9 Updated Jul 27, 2025
  • AzureTRE Public

    An accelerator to help organizations build Trusted Research Environments on Azure.

    microsoft/AzureTRE’s past year of commit activity
    Python 210 MIT 166 264 (5 issues need help) 21 Updated Jul 27, 2025
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