Skip to content
@microsoft

Microsoft

Open source projects and samples from Microsoft

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.

Pinned Loading

  1. vscode vscode Public

    Visual Studio Code

    TypeScript 174k 33.5k

  2. TypeScript TypeScript Public

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

    TypeScript 105k 12.9k

  3. PowerToys PowerToys Public

    Windows system utilities to maximize productivity

    C# 121k 7.2k

  4. terminal terminal Public

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

    C++ 98.8k 8.6k

  5. semantic-kernel semantic-kernel Public

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

    C# 25.3k 4k

Repositories

Showing 10 of 6951 repositories
  • 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 882 MIT 664 161 29 Updated Jul 8, 2025
  • torchgeo Public

    TorchGeo: datasets, samplers, transforms, and pre-trained models for geospatial data

    microsoft/torchgeo’s past year of commit activity
    Python 3,507 MIT 449 102 (9 issues need help) 57 Updated Jul 8, 2025
  • azure-pipelines-extensions Public

    Collection of all RM and deployment extensions

    microsoft/azure-pipelines-extensions’s past year of commit activity
    PowerShell 292 MIT 421 146 (7 issues need help) 78 Updated Jul 8, 2025
  • Dynamics365Commerce.InStore Public

    Repository for hosting the Dynamics 365 Commerce in store Samples

    microsoft/Dynamics365Commerce.InStore’s past year of commit activity
    TypeScript 65 46 0 1 Updated Jul 8, 2025
  • kiota Public

    OpenAPI based HTTP Client code generator

    microsoft/kiota’s past year of commit activity
    C# 3,426 MIT 258 105 (28 issues need help) 21 Updated Jul 8, 2025
  • dicom-server Public

    OSS Implementation of DICOMweb standard

    microsoft/dicom-server’s past year of commit activity
    C# 484 MIT 184 4 5 Updated Jul 8, 2025
  • Dynamics365Commerce.Solutions Public

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

    microsoft/Dynamics365Commerce.Solutions’s past year of commit activity
    SCSS 65 34 21 4 Updated Jul 8, 2025
  • 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# 898 MIT 278 225 36 Updated Jul 8, 2025
  • sca-fuzzer Public

    Revizor - a fuzzer to search for microarchitectural leaks in CPUs

    microsoft/sca-fuzzer’s past year of commit activity
    Python 136 MIT 42 5 0 Updated Jul 8, 2025
  • vs-streamjsonrpc Public

    The StreamJsonRpc library offers JSON-RPC 2.0 over any .NET Stream, WebSocket, or Pipe. With bonus support for request cancellation, client proxy generation, and more.

    microsoft/vs-streamjsonrpc’s past year of commit activity
    C# 844 161 50 (1 issue needs help) 4 Updated Jul 8, 2025