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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 181k 37.6k

  2. TypeScript TypeScript Public

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

    TypeScript 108k 13.2k

  3. PowerToys PowerToys Public

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

    C# 128k 7.6k

  4. terminal terminal Public

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

    C++ 102k 9k

  5. semantic-kernel semantic-kernel Public

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

    C# 27.1k 4.4k

Repositories

Showing 10 of 7522 repositories
  • go-sqlcmd Public

    The new sqlcmd, CLI for SQL Server and Azure SQL (winget install sqlcmd / sqlcmd create mssql / sqlcmd open ads)

    microsoft/go-sqlcmd’s past year of commit activity
    Go 503 MIT 80 132 21 Updated Jan 27, 2026
  • azurelinux Public

    Linux OS for Azure 1P services and edge appliances

    microsoft/azurelinux’s past year of commit activity
    RPM Spec 4,528 MIT 602 178 476 Updated Jan 27, 2026
  • teams.py Public

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

    microsoft/teams.py’s past year of commit activity
    Python 28 MIT 12 10 (1 issue needs help) 11 Updated Jan 27, 2026
  • OpenAPI.NET Public

    The OpenAPI.NET SDK contains a useful object model for OpenAPI documents in .NET along with common serializers to extract raw OpenAPI JSON and YAML documents from the model.

    microsoft/OpenAPI.NET’s past year of commit activity
    C# 1,571 MIT 282 23 (1 issue needs help) 2 Updated Jan 27, 2026
  • mlops-aisearch-pull Public

    A template that shows how to setup MLOps in Azure AI Search using pull approach

    microsoft/mlops-aisearch-pull’s past year of commit activity
    Python 8 MIT 3 1 2 Updated Jan 27, 2026
  • DirectXTex Public

    DirectXTex texture processing library

    microsoft/DirectXTex’s past year of commit activity
    C++ 2,069 MIT 471 41 5 Updated Jan 27, 2026
  • DirectXTK12 Public

    The DirectX Tool Kit (aka DirectXTK12) is a collection of helper classes for writing DirectX 12 code in C++

    microsoft/DirectXTK12’s past year of commit activity
    C++ 1,693 MIT 464 10 1 Updated Jan 27, 2026
  • typespec Public
    microsoft/typespec’s past year of commit activity
    Java 5,549 MIT 334 1,006 (2 issues need help) 44 Updated Jan 27, 2026
  • pxt-common-packages Public

    Common packages for Microsoft MakeCode editors

    microsoft/pxt-common-packages’s past year of commit activity
    TypeScript 110 MIT 126 0 21 Updated Jan 27, 2026
  • typescript-go Public

    Staging repo for development of native port of TypeScript

    microsoft/typescript-go’s past year of commit activity
    Go 23,873 Apache-2.0 809 198 (1 issue needs help) 64 Updated Jan 27, 2026
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