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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 193k 42.9k

  2. TypeScript TypeScript Public

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

    Go 111k 14.5k

  3. PowerToys PowerToys Public

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

    C 139k 8.6k

  4. terminal terminal Public

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

    C++ 105k 9.6k

  5. semantic-kernel semantic-kernel Public

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

    C# 28.6k 4.8k

Repositories

Showing 10 of 8298 repositories
  • pxt-arcade Public

    Arcade game editor based on Microsoft MakeCode

    microsoft/pxt-arcade's past year of commit activity
    TypeScript 546 MIT 263 575 (21 issues need help) 48 Updated Sep 23, 2026
  • kata-containers Public Forked from kata-containers/kata-containers

    Kata Containers is an open source project and community working to build a standard implementation of lightweight Virtual Machines (VMs) that feel and perform like containers, but provide the workload isolation and security advantages of VMs. https://katacontainers.io/

    microsoft/kata-containers's past year of commit activity
    Rust 94 Apache-2.0 1,618 0 15 Updated Sep 23, 2026
  • mxc Public

    Policy-driven, layered isolation and containment

    microsoft/mxc's past year of commit activity
    Rust 1,354 MIT 81 45 18 Updated Sep 23, 2026
  • vscode-mssql Public

    Visual Studio Code SQL Server extension.

    microsoft/vscode-mssql's past year of commit activity
    TypeScript 1,907 612 198 21 Updated Sep 23, 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 742 MIT 106 18 17 Updated Sep 23, 2026
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs's past year of commit activity
    11,099 MIT 9,778 1,326 2,677 Updated Sep 23, 2026
  • WSL Public

    Windows Subsystem for Linux

    microsoft/WSL's past year of commit activity
    C++ 33,754 MIT 1,831 931 56 Updated Sep 23, 2026
  • vscode-isort Public

    Import sorting for python using the isort library.

    microsoft/vscode-isort's past year of commit activity
    Python 106 MIT 29 5 6 Updated Sep 23, 2026
  • vscode Public

    Visual Studio Code

    microsoft/vscode's past year of commit activity
    TypeScript 192,801 MIT 42,935 5,000+ (473 issues need help) 2,651 Updated Sep 23, 2026
  • TypeScript Public

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

    microsoft/TypeScript's past year of commit activity
    Go 111,163 Apache-2.0 14,533 4,857 (785 issues need help) 144 Updated Sep 23, 2026
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