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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 170k 31.8k

  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# 118k 7k

  4. terminal terminal Public

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

    C++ 97.8k 8.5k

  5. semantic-kernel semantic-kernel Public

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

    C# 24.2k 3.8k

Repositories

Showing 10 of 6778 repositories
  • PowerApps-TestEngine Public
    microsoft/PowerApps-TestEngine’s past year of commit activity
    C# 129 MIT 40 159 19 Updated Apr 27, 2025
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs’s past year of commit activity
    PowerShell 9,286 MIT 5,000 897 132 Updated Apr 27, 2025
  • vsts-extension-retrospectives Public

    An Azure DevOps extension for efficient retrospectives

    microsoft/vsts-extension-retrospectives’s past year of commit activity
    TypeScript 192 MIT 84 214 (3 issues need help) 10 Updated Apr 27, 2025
  • PowerToys Public

    Windows system utilities to maximize productivity

    microsoft/PowerToys’s past year of commit activity
    C# 117,782 MIT 6,962 5,000+ (194 issues need help) 66 Updated Apr 27, 2025
  • vscode-loc Public

    VS Code Localization Extension

    microsoft/vscode-loc’s past year of commit activity
    616 330 39 3 Updated Apr 27, 2025
  • PowerStig Public

    STIG Automation

    microsoft/PowerStig’s past year of commit activity
    PowerShell 569 118 69 (4 issues need help) 3 Updated Apr 27, 2025
  • MLOS Public

    MLOS is a project to enable autotuning for systems.

    microsoft/MLOS’s past year of commit activity
    Python 155 MIT 72 94 (3 issues need help) 15 Updated Apr 27, 2025
  • CsWinRT Public

    C# language projection for the Windows Runtime

    microsoft/CsWinRT’s past year of commit activity
    C# 587 MIT 109 204 22 Updated Apr 27, 2025
  • garnet Public

    Garnet is a remote cache-store from Microsoft Research that offers strong performance (throughput and latency), scalability, storage, recovery, cluster sharding, key migration, and replication features. Garnet can work with existing Redis clients.

    microsoft/garnet’s past year of commit activity
    C# 10,998 MIT 567 16 (11 issues need help) 14 Updated Apr 27, 2025
  • SAIMOpt.jl Public

    Julia back-end for using the AOC/AIM optimization service

    microsoft/SAIMOpt.jl’s past year of commit activity
    Julia 4 MIT 0 0 0 Updated Apr 27, 2025
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