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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 185k 39.6k

  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# 133k 7.9k

  4. terminal terminal Public

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

    C++ 103k 9.3k

  5. semantic-kernel semantic-kernel Public

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

    C# 27.8k 4.6k

Repositories

Showing 10 of 7821 repositories
  • 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 79 MIT 18 1 19 Updated May 4, 2026
  • vscode Public

    Visual Studio Code

    microsoft/vscode’s past year of commit activity
    TypeScript 184,558 MIT 39,648 5,000+ (501 issues need help) 1,871 Updated May 4, 2026
  • WSL Public

    Windows Subsystem for Linux

    microsoft/WSL’s past year of commit activity
    C++ 32,136 MIT 1,709 894 61 Updated May 4, 2026
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs’s past year of commit activity
    10,545 MIT 6,883 1,073 215 Updated May 4, 2026
  • teams.net Public

    a suite of packages used to build on the Teams Platform.

    microsoft/teams.net’s past year of commit activity
    C# 36 MIT 16 38 45 Updated May 4, 2026
  • garnet Public

    Garnet is a remote cache-store from Microsoft Research that offers strong performance (throughput and latency), scalability, storage, recovery, cluster sharding, key migration, and replication features. Garnet can work with existing Redis clients.

    microsoft/garnet’s past year of commit activity
    C# 11,813 MIT 656 25 (13 issues need help) 30 Updated May 4, 2026
  • olive-recipes Public
    microsoft/olive-recipes’s past year of commit activity
    Python 49 MIT 44 1 57 Updated May 4, 2026
  • aspire.dev Public

    The official website for all things aspire.dev.

    microsoft/aspire.dev’s past year of commit activity
    MDX 147 MIT 70 88 47 Updated May 4, 2026
  • vscode-flake8 Public

    Linting support for python using the flake8 library.

    microsoft/vscode-flake8’s past year of commit activity
    Python 50 MIT 33 13 12 Updated May 4, 2026
  • aspire Public

    Aspire is the tool for code-first, extensible, observable dev and deploy.

    microsoft/aspire’s past year of commit activity
    C# 5,883 MIT 878 1,791 (4 issues need help) 163 Updated May 4, 2026
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