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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 7439 repositories
  • vscode Public

    Visual Studio Code

    microsoft/vscode’s past year of commit activity
    TypeScript 179,596 MIT 36,829 5,000+ (564 issues need help) 966 Updated Dec 14, 2025
  • vscode-copilot-chat Public

    Copilot Chat extension for VS Code

    microsoft/vscode-copilot-chat’s past year of commit activity
    TypeScript 9,133 MIT 1,487 0 111 Updated Dec 14, 2025
  • gov-solutions Public

    Docs site for modular Dataverse data models and Power Platform / Dynamics 365 app templates for government.

    microsoft/gov-solutions’s past year of commit activity
    HTML 3 MIT 2 0 0 Updated Dec 14, 2025
  • ALAppExtensions Public

    Repository for collaboration on Microsoft AL application add-on and localization extensions for Microsoft Dynamics 365 Business Central.

    microsoft/ALAppExtensions’s past year of commit activity
    AL 933 MIT 685 231 16 Updated Dec 14, 2025
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs’s past year of commit activity
    PowerShell 10,009 MIT 5,738 1,088 794 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
  • WindowsAppSdkResources Public

    Indexing resources for the Windows App SDK mcp.

    microsoft/WindowsAppSdkResources’s past year of commit activity
    C# 1 MIT 2 0 1 Updated Dec 14, 2025
  • m365-renovate-config Public

    Shared Renovate configuration for M365 projects

    microsoft/m365-renovate-config’s past year of commit activity
    JavaScript 12 MIT 5 1 3 Updated Dec 14, 2025
  • vs-servicehub Public

    The service broker libraries used by Visual Studio to exchange intra- and inter-process services

    microsoft/vs-servicehub’s past year of commit activity
    C# 27 MIT 13 5 13 Updated Dec 14, 2025
  • CoseSignTool Public

    CoseSignTool is a platform-agnostic command line application to COSE sign files and validate COSE signatures. CoseHandler is a library of functions for COSE signing and validation for use by .NET applications.

    microsoft/CoseSignTool’s past year of commit activity
    C# 50 MIT 19 3 7 Updated Dec 14, 2025
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