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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 182k 38.2k

  2. TypeScript TypeScript Public

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

    TypeScript 108k 13.2k

  3. PowerToys PowerToys Public

    Microsoft PowerToys is a collection of utilities that supercharge productivity and customization on Windows

    C# 130k 7.7k

  4. terminal terminal Public

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

    C++ 102k 9.1k

  5. semantic-kernel semantic-kernel Public

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

    C# 27.3k 4.5k

Repositories

Showing 10 of 7610 repositories
  • hermes-windows Public Forked from facebook/hermes

    Hermes is a small and lightweight JavaScript engine optimized for running React Native apps..

    microsoft/hermes-windows’s past year of commit activity
    JavaScript 74 MIT 822 22 0 Updated Feb 28, 2026
  • ebpf-for-windows Public

    eBPF implementation that runs on top of Windows

    microsoft/ebpf-for-windows’s past year of commit activity
    C 3,436 MIT 276 249 (114 issues need help) 55 Updated Feb 28, 2026
  • opensource.microsoft.com Public

    This is the source code to the mostly-static Microsoft Open Source site featuring projects, program information, and "get involved" pages. This site is published at opensource.microsoft.com, managed by the Microsoft Open Source Programs Office (OSPO).

    microsoft/opensource.microsoft.com’s past year of commit activity
    TypeScript 1,064 MIT 524 0 4 Updated Feb 28, 2026
  • repo-templates Public

    Default templates for Microsoft repos across all GitHub organizations: helping providing for collaborative communities, SECURITY.MD, Code of Conduct, and other files...

    microsoft/repo-templates’s past year of commit activity
    JavaScript 82 MIT 90 2 0 Updated Feb 28, 2026
  • TypeAgent Public

    Sample code that explores an architecture for using language models to build a personal agent that can work with application agents.

    microsoft/TypeAgent’s past year of commit activity
    TypeScript 618 MIT 88 6 2 Updated Feb 28, 2026
  • react-native-windows Public

    A framework for building native Windows apps with React.

    microsoft/react-native-windows’s past year of commit activity
    C++ 17,202 1,192 695 (12 issues need help) 53 Updated Feb 28, 2026
  • amplifier-distro Public

    Amplifier experiences

    microsoft/amplifier-distro’s past year of commit activity
    Python 0 MIT 1 19 2 Updated Mar 1, 2026
  • vscode Public

    Visual Studio Code

    microsoft/vscode’s past year of commit activity
    TypeScript 182,158 MIT 38,207 5,000+ (525 issues need help) 1,206 Updated Feb 28, 2026
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs’s past year of commit activity
    PowerShell 10,272 MIT 6,201 1,129 420 Updated Feb 28, 2026
  • azurelinux Public

    Linux OS for Azure 1P services and edge appliances

    microsoft/azurelinux’s past year of commit activity
    RPM Spec 4,583 MIT 605 180 500 Updated Feb 28, 2026
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