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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 184k 39.3k

  2. TypeScript TypeScript Public

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

    TypeScript 109k 13.4k

  3. PowerToys PowerToys Public

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

    C# 132k 7.9k

  4. terminal terminal Public

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

    C++ 103k 9.2k

  5. semantic-kernel semantic-kernel Public

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

    C# 27.7k 4.6k

Repositories

Showing 10 of 7776 repositories
  • tgrep Public

    Trigram-indexed grep with a client/server architecture for fast regex search in large codebases locally

    microsoft/tgrep’s past year of commit activity
    Rust 8 MIT 2 0 2 Updated Apr 19, 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 683 MIT 94 9 2 Updated Apr 19, 2026
  • sbi Public

    Secure Base Image recommendations

    microsoft/sbi’s past year of commit activity
    Go 0 MIT 0 1 0 Updated Apr 19, 2026
  • microsoft-foundry-for-vscode Public
    microsoft/microsoft-foundry-for-vscode’s past year of commit activity
    77 MIT 63 22 8 Updated Apr 19, 2026
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs’s past year of commit activity
    10,493 MIT 6,729 1,147 318 Updated Apr 19, 2026
  • prompty Public

    Prompty makes it easy to create, manage, debug, and evaluate LLM prompts for your AI applications. Prompty is an asset class and format for LLM prompts designed to enhance observability, understandability, and portability for developers.

    microsoft/prompty’s past year of commit activity
    TypeScript 1,198 MIT 114 3 1 Updated Apr 19, 2026
  • edge-ai Public

    Production-ready Infrastructure as Code, applications, pluggable components, and PlatformOps toolchains that empower organizations to achieve more with cloud and edge AI-powered solutions. Built by friendly geeks, for every team that needs edge solutions to achieve real production results.

    microsoft/edge-ai’s past year of commit activity
    HCL 71 MIT 35 67 (1 issue needs help) 5 Updated Apr 19, 2026
  • physical-ai-toolchain Public
    microsoft/physical-ai-toolchain’s past year of commit activity
    Python 45 MIT 19 139 (13 issues need help) 8 Updated Apr 19, 2026
  • fara Public

    Fara-7B: An Efficient Agentic Model for Computer Use

    microsoft/fara’s past year of commit activity
    Python 4,945 MIT 462 20 5 Updated Apr 19, 2026
  • CsWinRT Public

    C# language projection for the Windows Runtime

    microsoft/CsWinRT’s past year of commit activity
    C# 636 MIT 123 221 26 Updated Apr 19, 2026
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