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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 165k 29.7k

  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# 112k 6.6k

  4. terminal terminal Public

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

    C++ 96.1k 8.4k

  5. semantic-kernel semantic-kernel Public

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

    C# 22.3k 3.3k

Repositories

Showing 10 of 6587 repositories
  • xdp-for-windows Public

    XDP speeds up networking on Windows

    microsoft/xdp-for-windows’s past year of commit activity
    C 378 MIT 42 62 3 Updated Dec 18, 2024
  • CSS-Exchange Public

    Exchange Server support tools and scripts

    microsoft/CSS-Exchange’s past year of commit activity
    PowerShell 1,221 MIT 343 130 (15 issues need help) 4 Updated Dec 18, 2024
  • PowerStig Public

    STIG Automation

    microsoft/PowerStig’s past year of commit activity
    PowerShell 551 115 68 (4 issues need help) 0 Updated Dec 18, 2024
  • vscode Public

    Visual Studio Code

    microsoft/vscode’s past year of commit activity
    TypeScript 165,401 MIT 29,691 5,000+ (393 issues need help) 485 Updated Dec 18, 2024
  • retina Public

    eBPF distributed networking observability tool for Kubernetes

    microsoft/retina’s past year of commit activity
    Go 2,758 MIT 216 104 (23 issues need help) 27 Updated Dec 18, 2024
  • qlib Public

    Qlib is an AI-oriented quantitative investment platform that aims to realize the potential, empower research, and create value using AI technologies in quantitative investment, from exploring ideas to implementing productions. Qlib supports diverse machine learning modeling paradigms. including supervised learning, market dynamics modeling, and RL.

    microsoft/qlib’s past year of commit activity
    Python 15,769 MIT 2,676 224 (2 issues need help) 26 Updated Dec 18, 2024
  • testfx Public

    MSTest framework and adapter

    microsoft/testfx’s past year of commit activity
    C# 790 MIT 260 178 13 Updated Dec 18, 2024
  • BitNet Public

    Official inference framework for 1-bit LLMs

    microsoft/BitNet’s past year of commit activity
    C++ 12,356 MIT 864 47 15 Updated Dec 18, 2024
  • Power-Fx Public

    Power Fx low-code programming language

    microsoft/Power-Fx’s past year of commit activity
    C# 3,217 MIT 331 237 (9 issues need help) 61 Updated Dec 18, 2024
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs’s past year of commit activity
    PowerShell 8,824 MIT 4,614 852 268 Updated Dec 18, 2024
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