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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
  • testfx Public

    This repository holds the source code of Microsoft.Testing.Platform (MTP), a lightweight alternative to VSTest, as well as MSTest adapter and framework.

    microsoft/testfx's past year of commit activity
    C# 1,044 MIT 311 50 8 Updated Sep 13, 2026
  • litebox Public

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

    microsoft/litebox's past year of commit activity
    Rust 2,692 MIT 142 123 38 Updated Sep 13, 2026
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs's past year of commit activity
    11,070 MIT 9,496 1,289 2,126 Updated Sep 13, 2026
  • dbt-fabricspark Public

    A dbt adapter for Fabric Lakehouse backed by Apache Spark.

    microsoft/dbt-fabricspark's past year of commit activity
    Python 69 MIT 40 0 6 Updated Sep 13, 2026
  • vscode-loc Public

    VS Code Localization Extension

    microsoft/vscode-loc's past year of commit activity
    749 399 78 35 Updated Sep 13, 2026
  • node-speech Public

    node.js bindings for Azure Speech SDK

    microsoft/node-speech's past year of commit activity
    C++ 15 MIT 3 0 2 Updated Sep 13, 2026
  • BCApps Public

    Repository for collaboration on Microsoft Dynamics 365 Business Central applications.

    microsoft/BCApps's past year of commit activity
    AL 680 MIT 456 218 381 Updated Sep 13, 2026
  • fabric-toolbox Public

    Fabric toolbox is a repository of tools, accelerators, scripts, and samples to accelerate your success with Microsoft Fabric, brought to you by Fabric CAT.

    microsoft/fabric-toolbox's past year of commit activity
    PowerShell 899 MIT 382 105 32 Updated Sep 13, 2026
  • TypeAgent Public

    Sample code that explores an architecture for using language models to build a personal agent that can work with application agents.

    microsoft/TypeAgent's past year of commit activity
    TypeScript 739 MIT 106 18 14 Updated Sep 13, 2026
  • Dynamics365Commerce.Solutions Public

    Repository for hosting the Dynamics 365 Commerce end to end sample solutions

    microsoft/Dynamics365Commerce.Solutions's past year of commit activity
    80 39 29 3 Updated Sep 13, 2026
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