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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 180k 36.8k

  2. TypeScript TypeScript Public

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

    TypeScript 107k 13.2k

  3. PowerToys PowerToys Public

    Microsoft PowerToys is a collection of utilities that help you customize Windows and streamline everyday tasks

    C# 126k 7.5k

  4. terminal terminal Public

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

    C++ 101k 9k

  5. semantic-kernel semantic-kernel Public

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

    C# 26.8k 4.4k

Repositories

Showing 10 of 7438 repositories
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs’s past year of commit activity
    PowerShell 10,011 MIT 5,747 1,090 811 Updated Dec 14, 2025
  • mcp-dotnet-samples Public

    A comprehensive set of samples of creating and using MCP servers and clients with .NET

    microsoft/mcp-dotnet-samples’s past year of commit activity
    C# 138 MIT 45 5 9 Updated Dec 14, 2025
  • power-pages-samples Public

    A repo containing sample websites for Power Pages.

    microsoft/power-pages-samples’s past year of commit activity
    19 MIT 11 1 25 Updated Dec 14, 2025
  • qdk Public

    Azure Quantum Development Kit, including the Q# programming language, resource estimator, and Quantum Katas

    microsoft/qdk’s past year of commit activity
    Rust 814 MIT 160 149 (1 issue needs help) 8 Updated Dec 14, 2025
  • azure-linux-image-tools Public
    microsoft/azure-linux-image-tools’s past year of commit activity
    Go 23 MIT 11 4 9 Updated Dec 14, 2025
  • o365-moodle Public

    Office 365 and Azure Active Directory plugins for Moodle

    microsoft/o365-moodle’s past year of commit activity
    PHP 197 GPL-3.0 148 219 25 Updated Dec 14, 2025
  • sqltoolsservice Public

    SQL Tools API service that provides SQL Server data management capabilities.

    microsoft/sqltoolsservice’s past year of commit activity
    C# 485 160 62 2 Updated Dec 14, 2025
  • fhir-server Public

    A service that implements the FHIR standard

    microsoft/fhir-server’s past year of commit activity
    TSQL 1,313 MIT 569 89 (3 issues need help) 36 Updated Dec 14, 2025
  • PowerToys Public

    Microsoft PowerToys is a collection of utilities that help you customize Windows and streamline everyday tasks

    microsoft/PowerToys’s past year of commit activity
    C# 126,483 MIT 7,533 5,000+ (221 issues need help) 95 Updated Dec 14, 2025
  • dicom-server Public

    OSS Implementation of DICOMweb standard

    microsoft/dicom-server’s past year of commit activity
    C# 489 MIT 187 4 12 Updated Dec 14, 2025
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