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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 167k 30.4k

  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# 115k 6.8k

  4. terminal terminal Public

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

    C++ 96.7k 8.4k

  5. semantic-kernel semantic-kernel Public

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

    C# 23k 3.5k

Repositories

Showing 10 of 6645 repositories
  • RD-Agent Public

    Research and development (R&D) is crucial for the enhancement of industrial productivity, especially in the AI era, where the core aspects of R&D are mainly focused on data and models. We are committed to automating these high-value generic R&D processes through our open source R&D automation tool RD-Agent, which lets AI drive data-driven AI.

    microsoft/RD-Agent’s past year of commit activity
    Python 1,477 MIT 135 13 17 Updated Feb 8, 2025
  • vscode Public

    Visual Studio Code

    microsoft/vscode’s past year of commit activity
    TypeScript 167,050 MIT 30,388 5,000+ (390 issues need help) 496 Updated Feb 8, 2025
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs’s past year of commit activity
    PowerShell 9,053 MIT 4,772 864 174 Updated Feb 8, 2025
  • PSRule Public

    Validate infrastructure as code (IaC) and objects using PowerShell rules.

    microsoft/PSRule’s past year of commit activity
    C# 407 MIT 53 47 (2 issues need help) 3 Updated Feb 8, 2025
  • lage Public

    Task runner in JS monorepos

    microsoft/lage’s past year of commit activity
    TypeScript 751 MIT 73 96 29 Updated Feb 8, 2025
  • xdp-for-windows Public

    XDP speeds up networking on Windows

    microsoft/xdp-for-windows’s past year of commit activity
    C 386 MIT 42 58 2 Updated Feb 8, 2025
  • Dynamics365Commerce.Solutions Public

    Repository for hosting the Dynamics 365 Commerce end to end sample solutions

    microsoft/Dynamics365Commerce.Solutions’s past year of commit activity
    SCSS 59 29 21 3 Updated Feb 8, 2025
  • Dynamics365Commerce.InStore Public

    Repository for hosting the Dynamics 365 Commerce in store Samples

    microsoft/Dynamics365Commerce.InStore’s past year of commit activity
    TypeScript 57 40 0 0 Updated Feb 8, 2025
  • Dynamics365Commerce.ScaleUnit Public

    Repository for hosting the Dynamics 365 Commerce ScaleUnit Samples

    microsoft/Dynamics365Commerce.ScaleUnit’s past year of commit activity
    PowerShell 69 70 0 0 Updated Feb 8, 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# 831 MIT 263 176 21 Updated Feb 8, 2025
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