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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 170k 31.6k

  2. TypeScript Public

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

    TypeScript 104k 12.8k

  3. PowerToys Public

    Windows system utilities to maximize productivity

    C# 117k 6.9k

  4. terminal Public

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

    C++ 97.7k 8.5k

  5. semantic-kernel Public

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

    C# 24k 3.7k

Repositories

Showing 10 of 6756 repositories
  • react-native-windows Public

    A framework for building native Windows apps with React.

    C++ 16,711 1,158 683 (10 issues need help) 44 Updated Apr 17, 2025
  • semantic-kernel Public

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

    C# 24,045 MIT 3,718 419 43 Updated Apr 17, 2025
  • playwright Public

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

    TypeScript 71,765 Apache-2.0 4,077 767 13 Updated Apr 17, 2025
  • vscode Public

    Visual Studio Code

    TypeScript 170,117 MIT 31,602 5,000+ (402 issues need help) 535 Updated Apr 17, 2025
  • vscode-azuretools Public

    Common packages for building Azure extensions for VS Code

    TypeScript 122 MIT 70 48 5 Updated Apr 17, 2025
  • qsharp Public

    Azure Quantum Development Kit, including the Q# programming language, resource estimator, and Quantum Katas

    Rust 665 MIT 120 142 (1 issue needs help) 11 Updated Apr 17, 2025
  • kiota Public

    OpenAPI based HTTP Client code generator

    C# 3,330 MIT 246 167 (44 issues need help) 23 Updated Apr 17, 2025
  • vscode-mssql Public

    Visual Studio Code SQL Server extension.

    TypeScript 1,650 474 353 8 Updated Apr 17, 2025
  • RD-Agent Public

    Research and development (R&D) is crucial for the enhancement of industrial productivity, especially in the AI era, where the core aspects of R&D are mainly focused on data and models. We are committed to automating these high-value generic R&D processes through our open source R&D automation tool RD-Agent, which lets AI drive data-driven AI.

    Python 4,156 MIT 354 23 23 Updated Apr 17, 2025
  • Teams-AdaptiveCards-Mobile Public
    C++ 12 MIT 18 55 13 Updated Apr 17, 2025
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