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Open Source at Microsoft

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Right now, open communities are building amazing software together, and there are excellent "good first issue" opportunities, if you're looking to get involved.

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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 6736 repositories
  • microsoft/fluentui-android’s past year of commit activity
    Kotlin 616 MIT 113 3 4 Updated Apr 4, 2025
  • generative-pipelines Public

    A modular, HTTP-driven orchestrator to define, practice, and refine pipelines and generative tools

    microsoft/generative-pipelines’s past year of commit activity
    C# 6 MIT 1 0 0 Updated Apr 4, 2025
  • finops-toolkit Public

    Tools and resources to help you adopt and implement FinOps capabilities that automate and extend the Microsoft Cloud.

    microsoft/finops-toolkit’s past year of commit activity
    PowerShell 363 MIT 131 180 (32 issues need help) 12 Updated Apr 4, 2025
  • vscode-linux-build-agent Public

    VS Code Linux Build Agent

    microsoft/vscode-linux-build-agent’s past year of commit activity
    Shell 25 MIT 40 0 1 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++ 16,170 MIT 3,133 2,627 574 Updated Apr 4, 2025
  • BCApps Public

    Repository for collaboration on Microsoft Dynamics 365 Business Central applications.

    microsoft/BCApps’s past year of commit activity
    AL 392 MIT 197 20 23 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 4,422 MIT 571 154 684 Updated Apr 4, 2025
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs’s past year of commit activity
    PowerShell 9,229 MIT 4,945 888 127 Updated Apr 4, 2025
  • fluentui-system-icons Public

    Fluent System Icons are a collection of familiar, friendly and modern icons from Microsoft.

    microsoft/fluentui-system-icons’s past year of commit activity
    HTML 6,337 MIT 559 167 (1 issue needs help) 16 Updated Apr 4, 2025