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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 179,563 MIT 36,803 5,000+ (567 issues need help) 961 Updated Dec 13, 2025
  • vcpkg-tool Public

    Components of microsoft/vcpkg's binary.

    microsoft/vcpkg-tool’s past year of commit activity
    C++ 533 MIT 336 11 48 Updated Dec 13, 2025
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs’s past year of commit activity
    PowerShell 10,006 MIT 5,734 1,084 850 Updated Dec 13, 2025
  • ai-dev-gallery Public

    An open-source project for Windows developers to learn how to add AI with local models and APIs to Windows apps.

    microsoft/ai-dev-gallery’s past year of commit activity
    C# 1,343 MIT 183 65 (2 issues need help) 8 Updated Dec 13, 2025
  • agent-lightning Public

    The absolute trainer to light up AI agents.

    microsoft/agent-lightning’s past year of commit activity
    Python 9,597 MIT 775 61 (12 issues need help) 28 Updated Dec 13, 2025
  • trident Public

    Azure Linux servicing agent - security focused install, provisioning, and update

    microsoft/trident’s past year of commit activity
    Rust 16 MIT 15 17 12 Updated Dec 13, 2025
  • synapse-spark-runtime Public

    Release notes for Apache Spark based Runtime for Azure Synapse Analytics and Microsoft Fabric

    microsoft/synapse-spark-runtime’s past year of commit activity
    31 MIT 5 8 0 Updated Dec 13, 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# 126,440 MIT 7,531 5,000+ (221 issues need help) 94 Updated Dec 13, 2025
  • vscode-mssql Public

    Visual Studio Code SQL Server extension.

    microsoft/vscode-mssql’s past year of commit activity
    TypeScript 1,813 555 131 14 Updated Dec 12, 2025
  • teams.net Public

    a suite of packages used to build on the Teams Platform.

    microsoft/teams.net’s past year of commit activity
    C# 20 MIT 15 58 16 Updated Dec 13, 2025
View all repositories

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