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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 31.8k

  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 6768 repositories
  • binskim Public

    A binary static analysis tool that provides security and correctness results for Windows Portable Executable and *nix ELF binary formats

    microsoft/binskim’s past year of commit activity
    C# 797 162 121 12 Updated Apr 24, 2025
  • jrtc-apps Public
    microsoft/jrtc-apps’s past year of commit activity
    C++ 3 MIT 2 0 1 Updated Apr 24, 2025
  • BCApps Public

    Repository for collaboration on Microsoft Dynamics 365 Business Central applications.

    microsoft/BCApps’s past year of commit activity
    AL 400 MIT 202 19 20 Updated Apr 24, 2025
  • azurelinux Public

    Linux OS for Azure 1P services and edge appliances

    microsoft/azurelinux’s past year of commit activity
    RPM Spec 4,427 MIT 573 158 616 Updated Apr 24, 2025
  • Deploy-Your-AI-Application-In-Production Public

    A deployment of a secure, extensible and integrated environment for running AI Foundry workloads in Production. It simplifies the process of including essential Azure services necessary to run mission-critical AI applications and adhere to Microsoft Well Architected Framework recommendations.

    microsoft/Deploy-Your-AI-Application-In-Production’s past year of commit activity
    Bicep 9 MIT 10 0 1 Updated Apr 24, 2025
  • PowerToys Public

    Windows system utilities to maximize productivity

    microsoft/PowerToys’s past year of commit activity
    C# 117,676 MIT 6,952 5,000+ (195 issues need help) 70 Updated Apr 24, 2025
  • react-native-test-app Public

    react-native-test-app provides an app for all supported platforms as a package

    microsoft/react-native-test-app’s past year of commit activity
    TypeScript 637 MIT 95 16 (1 issue needs help) 2 Updated Apr 24, 2025
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs’s past year of commit activity
    PowerShell 9,277 MIT 4,995 886 117 Updated Apr 24, 2025
  • ccfdns Public

    A CCF-based, attested DNS server

    microsoft/ccfdns’s past year of commit activity
    C++ 12 MIT 4 1 1 Updated Apr 24, 2025
  • CCF Public

    Confidential Consortium Framework

    microsoft/CCF’s past year of commit activity
    C++ 811 Apache-2.0 223 99 6 Updated Apr 24, 2025
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