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Open source projects and samples from Microsoft
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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 170k 31.4k

  2. TypeScript TypeScript Public

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

    TypeScript 104k 12.8k

  3. PowerToys PowerToys Public

    Windows system utilities to maximize productivity

    C# 117k 6.9k

  4. terminal terminal Public

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

    C++ 97.6k 8.5k

  5. semantic-kernel semantic-kernel Public

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

    C# 23.8k 3.7k

Repositories

Showing 10 of 6737 repositories
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs’s past year of commit activity
    PowerShell 9,230 MIT 4,948 886 496 Updated Apr 4, 2025
  • onnxruntime Public

    ONNX Runtime: cross-platform, high performance ML inferencing and training accelerator

    microsoft/onnxruntime’s past year of commit activity
    C++ 16,180 MIT 3,135 2,629 574 Updated Apr 4, 2025
  • vscode Public

    Visual Studio Code

    microsoft/vscode’s past year of commit activity
    TypeScript 169,544 MIT 31,354 5,000+ (401 issues need help) 533 Updated Apr 4, 2025
  • crescent-credentials Public

    Crescent adds privacy to existing credentials with zero-knowledge

    microsoft/crescent-credentials’s past year of commit activity
    Circom 23 MIT 0 3 3 Updated Apr 4, 2025
  • azurelinux Public

    Linux OS for Azure 1P services and edge appliances

    microsoft/azurelinux’s past year of commit activity
    RPM Spec 4,421 MIT 571 154 649 Updated Apr 4, 2025
  • onnxscript Public

    ONNX Script enables developers to naturally author ONNX functions and models using a subset of Python.

    microsoft/onnxscript’s past year of commit activity
    Python 331 MIT 62 231 (4 issues need help) 35 Updated Apr 4, 2025
  • kata-containers Public Forked from kata-containers/kata-containers

    Kata Containers is an open source project and community working to build a standard implementation of lightweight Virtual Machines (VMs) that feel and perform like containers, but provide the workload isolation and security advantages of VMs. https://katacontainers.io/

    microsoft/kata-containers’s past year of commit activity
    Rust 57 Apache-2.0 1,208 0 19 Updated Apr 4, 2025
  • fhir-server Public

    A service that implements the FHIR standard

    microsoft/fhir-server’s past year of commit activity
    TSQL 1,250 MIT 532 89 (2 issues need help) 32 Updated Apr 4, 2025
  • prose Public

    Microsoft Program Synthesis using Examples SDK is a framework of technologies for the automatic generation of programs from input-output examples. This repo includes samples and sample data for the Microsoft Program Synthesis using Example SDK.

    microsoft/prose’s past year of commit activity
    C# 637 99 8 1 Updated Apr 4, 2025
  • azure-linux-image-tools Public
    microsoft/azure-linux-image-tools’s past year of commit activity
    Go 9 MIT 2 0 15 Updated Apr 4, 2025
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