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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 Public

    Visual Studio Code

    TypeScript 176k 34.4k

  2. TypeScript Public

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

    TypeScript 106k 13k

  3. PowerToys Public

    Windows system utilities to maximize productivity

    C# 122k 7.3k

  4. terminal Public

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

    C++ 99.2k 8.7k

  5. semantic-kernel Public

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

    C# 25.8k 4.1k

Repositories

Showing 10 of 7010 repositories
  • react-native-windows Public

    A framework for building native Windows apps with React.

    C++ 16,948 1,165 703 (14 issues need help) 38 Updated Aug 17, 2025
  • CsWinRT Public

    C# language projection for the Windows Runtime

    C# 602 MIT 116 208 20 Updated Aug 17, 2025
  • react-native-windows-samples Public

    A repository showcasing React Native samples and templates for Windows, macOS, and Surface Duo.

    C# 513 MIT 209 81 (2 issues need help) 7 Updated Aug 17, 2025
  • mu_rust_pi Public

    Platform Initialization (PI) Specification Definitions and Support Code

    Rust 4 13 1 1 Updated Aug 17, 2025
  • mu_rust_hid Public

    A Rust crate for parsing HID Report Descriptors.

    Rust 38 14 0 1 Updated Aug 17, 2025
  • mu_rust_helpers Public

    Mu Rust Helper Code

    Rust 6 16 1 1 Updated Aug 17, 2025
  • mu_crypto_release Public

    Release platform for Mu CryptoBin

    Assembly 16 16 6 2 Updated Aug 17, 2025
  • mu_feature_mm_supv Public

    Project Mu - Feature Repo - MM Supervisor

    C 56 28 7 5 Updated Aug 17, 2025
  • mu_tiano_plus Public

    Project Mu TianoCore Plus

    C 77 56 1 4 Updated Aug 17, 2025
  • mu_silicon_intel_tiano Public

    Project Mu - TianoCore Intel Packages

    C 27 35 0 1 Updated Aug 17, 2025
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