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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 179k 36.4k

  2. TypeScript TypeScript Public

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

    TypeScript 107k 13.1k

  3. PowerToys PowerToys Public

    Microsoft PowerToys is a collection of utilities that help you customize Windows and streamline everyday tasks

    C# 126k 7.5k

  4. terminal terminal Public

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

    C++ 101k 8.9k

  5. semantic-kernel semantic-kernel Public

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

    C# 26.7k 4.4k

Repositories

Showing 10 of 7402 repositories
  • hve-core Public

    A refined collection of Hypervelocity Engineering components (instructions, prompts, agents) to start your project off right, or upgrade your existing projects to get the most out of all Copilots

    microsoft/hve-core’s past year of commit activity
    PowerShell 25 MIT 3 8 5 Updated Nov 22, 2025
  • vscode Public

    Visual Studio Code

    microsoft/vscode’s past year of commit activity
    TypeScript 178,852 MIT 36,355 5,000+ (479 issues need help) 865 Updated Nov 22, 2025
  • CsWinRT Public

    C# language projection for the Windows Runtime

    microsoft/CsWinRT’s past year of commit activity
    C# 615 MIT 120 214 16 Updated Nov 22, 2025
  • typescript-go Public

    Staging repo for development of native port of TypeScript

    microsoft/typescript-go’s past year of commit activity
    Go 22,881 Apache-2.0 744 139 (1 issue needs help) 60 Updated Nov 22, 2025
  • healthcare-shared-components Public

    Shared packages used across Microsoft's health care services

    microsoft/healthcare-shared-components’s past year of commit activity
    C# 92 MIT 43 1 1 Updated Nov 22, 2025
  • fluentui-blazor Public

    Microsoft Fluent UI Blazor components library. For use with ASP.NET Core Blazor applications

    microsoft/fluentui-blazor’s past year of commit activity
    C# 4,601 MIT 459 35 4 Updated Nov 22, 2025
  • oxidizer Public

    Oxidizer is a platform for Rust service development which bridges the gaps in the crate ecosystem to deliver a turn-key solution to enable the efficient creation of high-scale high-availability and high-performance services in Rust.

    microsoft/oxidizer’s past year of commit activity
    Rust 17 MIT 7 2 6 Updated Nov 22, 2025
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs’s past year of commit activity
    PowerShell 9,922 MIT 5,629 1,043 440 Updated Nov 22, 2025
  • Agent365-dotnet Public
    microsoft/Agent365-dotnet’s past year of commit activity
    C# 2 MIT 1 1 9 Updated Nov 22, 2025
  • typeagent-py Public

    Python port of part of the TypeAgent repo

    microsoft/typeagent-py’s past year of commit activity
    Python 352 MIT 31 6 1 Updated Nov 22, 2025
View all repositories

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