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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 192k 42.1k

  2. TypeScript TypeScript Public

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

    Go 111k 13.8k

  3. PowerToys PowerToys Public

    Microsoft PowerToys is a collection of utilities that supercharge productivity and customization on Windows

    C 139k 8.6k

  4. terminal terminal Public

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

    C++ 105k 9.6k

  5. semantic-kernel semantic-kernel Public

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

    C# 28.6k 4.8k

Repositories

Showing 10 of 8301 repositories
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs's past year of commit activity
    11,067 MIT 9,438 1,274 2,056 Updated Sep 11, 2026
  • azurelinux Public

    General purpose Linux OS for Azure

    microsoft/azurelinux's past year of commit activity
    Python 5,340 MIT 700 21 186 Updated Sep 11, 2026
  • mssql-python Public

    Microsoft Python Driver for SQL Server

    microsoft/mssql-python's past year of commit activity
    Python 469 58 38 (1 issue needs help) 36 Updated Sep 11, 2026
  • litebox Public

    A security-focused library OS supporting kernel- and user-mode execution

    microsoft/litebox's past year of commit activity
    Rust 2,689 MIT 142 123 30 Updated Sep 11, 2026
  • vscode Public

    Visual Studio Code

    microsoft/vscode's past year of commit activity
    TypeScript 191,980 MIT 42,091 5,000+ (476 issues need help) 2,586 Updated Sep 11, 2026
  • sql-server-language-extensions Public

    language-extensions-sqlserver

    microsoft/sql-server-language-extensions's past year of commit activity
    C++ 117 51 8 7 Updated Sep 11, 2026
  • onnxruntime Public

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

    microsoft/onnxruntime's past year of commit activity
    C++ 21,819 MIT 4,216 844 872 Updated Sep 11, 2026
  • winget-cli Public

    WinGet is the Windows Package Manager. This project includes a CLI (Command Line Interface), PowerShell modules, and a COM (Component Object Model) API (Application Programming Interface).

    microsoft/winget-cli's past year of commit activity
    C++ 26,413 MIT 1,793 1,264 39 Updated Sep 11, 2026
  • webui Public

    Server Side Rendering without JavaScript on the server. No virtual DOM. No JSX. Just HTML, streamed from any language.

    microsoft/webui's past year of commit activity
    Rust 85 MIT 23 11 4 Updated Sep 11, 2026
  • winml-cli Public

    Accelerate Model Deployment on WinML

    microsoft/winml-cli's past year of commit activity
    Python 38 MIT 11 194 (1 issue needs help) 69 Updated Sep 11, 2026
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