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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 166k 30k

  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# 114k 6.7k

  4. terminal terminal Public

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

    C++ 96.4k 8.4k

  5. semantic-kernel semantic-kernel Public

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

    C# 22.6k 3.4k

Repositories

Showing 10 of 6599 repositories
  • onnxruntime-genai Public

    Generative AI extensions for onnxruntime

    microsoft/onnxruntime-genai’s past year of commit activity
    C++ 574 MIT 142 78 23 Updated Jan 9, 2025
  • essex-toolkit Public

    Provides a set of useful tools, utilities, reusable components, and React hooks that are designed to capture common components and utilities common among Essex Alpha team projects.

    microsoft/essex-toolkit’s past year of commit activity
    Python 21 MIT 6 8 3 Updated Jan 9, 2025
  • fluentui-react-native Public

    A react-native component library that implements the Fluent Design System.

    microsoft/fluentui-react-native’s past year of commit activity
    TypeScript 1,309 MIT 163 77 21 Updated Jan 9, 2025
  • DeepSpeed Public

    DeepSpeed is a deep learning optimization library that makes distributed training and inference easy, efficient, and effective.

    microsoft/DeepSpeed’s past year of commit activity
    Python 36,170 Apache-2.0 4,184 994 113 Updated Jan 9, 2025
  • azurelinux Public

    Linux OS for Azure 1P services and edge appliances

    microsoft/azurelinux’s past year of commit activity
    RPM Spec 4,346 MIT 561 139 767 Updated Jan 9, 2025
  • openvmm Public

    Home of OpenVMM and OpenHCL.

    microsoft/openvmm’s past year of commit activity
    Rust 1,605 MIT 96 120 (2 issues need help) 29 Updated Jan 9, 2025
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs’s past year of commit activity
    PowerShell 8,898 MIT 4,687 841 216 Updated Jan 9, 2025
  • Microsoft.IO.RecyclableMemoryStream Public

    A library to provide pooling for .NET MemoryStream objects to improve application performance.

    microsoft/Microsoft.IO.RecyclableMemoryStream’s past year of commit activity
    C# 2,019 MIT 203 4 2 Updated Jan 9, 2025
  • vscode-docker Public

    Docker Extension for Visual Studio Code

    microsoft/vscode-docker’s past year of commit activity
    TypeScript 1,228 521 39 (5 issues need help) 0 Updated Jan 9, 2025
  • genaiscript Public

    Automatable GenAI Scripting

    microsoft/genaiscript’s past year of commit activity
    TypeScript 2,140 MIT 130 48 (1 issue needs help) 4 Updated Jan 9, 2025
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