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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 183k 38.6k

  2. TypeScript TypeScript Public

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

    TypeScript 108k 13.3k

  3. PowerToys PowerToys Public

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

    C# 131k 7.8k

  4. terminal terminal Public

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

    C++ 102k 9.1k

  5. semantic-kernel semantic-kernel Public

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

    C# 27.5k 4.5k

Repositories

Showing 10 of 7675 repositories
  • AsgardBench Public

    Visually grounded planning benchmark for multimodal agents

    microsoft/AsgardBench’s past year of commit activity
    Python 0 MIT 0 1 5 Updated Mar 18, 2026
  • vscode Public

    Visual Studio Code

    microsoft/vscode’s past year of commit activity
    TypeScript 182,757 MIT 38,563 5,000+ (522 issues need help) 1,300 Updated Mar 18, 2026
  • aspire.dev Public

    The official website for all things aspire.dev.

    microsoft/aspire.dev’s past year of commit activity
    MDX 109 MIT 56 83 27 Updated Mar 18, 2026
  • vscode-react-native Public

    VSCode extension for React Native - supports debugging and editor integration

    microsoft/vscode-react-native’s past year of commit activity
    TypeScript 2,724 281 2 1 Updated Mar 18, 2026
  • zerotrustassessment Public

    Repository for the Zero Trust Assessment project

    microsoft/zerotrustassessment’s past year of commit activity
    HTML 297 MIT 133 69 11 Updated Mar 18, 2026
  • microsoft-ui-xaml Public

    WinUI: a modern UI framework with a rich set of controls and styles to build dynamic and high-performing Windows applications.

    microsoft/microsoft-ui-xaml’s past year of commit activity
    C++ 7,346 MIT 809 2,087 (18 issues need help) 12 Updated Mar 18, 2026
  • data-accelerator Public

    Data Accelerator for Apache Spark simplifies onboarding to Streaming of Big Data. It offers a rich, easy to use experience to help with creation, editing and management of Spark jobs on Azure HDInsights or Databricks while enabling the full power of the Spark engine.

    microsoft/data-accelerator’s past year of commit activity
    C# 309 MIT 91 24 (5 issues need help) 80 Updated Mar 18, 2026
  • mscclpp Public

    MSCCL++: A GPU-driven communication stack for scalable AI applications

    microsoft/mscclpp’s past year of commit activity
    C++ 485 MIT 89 9 18 Updated Mar 18, 2026
  • playwright Public

    Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API.

    microsoft/playwright’s past year of commit activity
    TypeScript 84,436 Apache-2.0 5,306 596 13 Updated Mar 18, 2026
  • ltp-platform Public

    LTP: component platform

    microsoft/ltp-platform’s past year of commit activity
    Python 8 MIT 4 4 14 Updated Mar 17, 2026
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