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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 181k 37.5k

  2. TypeScript TypeScript Public

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

    TypeScript 108k 13.2k

  3. PowerToys PowerToys Public

    Microsoft PowerToys is a collection of utilities that help you customize Windows and streamline everyday tasks

    C# 128k 7.6k

  4. terminal terminal Public

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

    C++ 101k 9k

  5. semantic-kernel semantic-kernel Public

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

    C# 27.1k 4.4k

Repositories

Showing 10 of 7510 repositories
  • vscode Public

    Visual Studio Code

    microsoft/vscode’s past year of commit activity
    TypeScript 180,948 MIT 37,542 5,000+ (540 issues need help) 995 Updated Jan 23, 2026
  • agent-framework Public

    A framework for building, orchestrating and deploying AI agents and multi-agent workflows with support for Python and .NET.

    microsoft/agent-framework’s past year of commit activity
    Python 6,718 MIT 1,059 531 101 Updated Jan 23, 2026
  • CCF Public

    Confidential Consortium Framework

    microsoft/CCF’s past year of commit activity
    C++ 843 Apache-2.0 247 84 4 Updated Jan 23, 2026
  • react-native-macos Public Forked from facebook/react-native

    A framework for building native macOS apps with React.

    microsoft/react-native-macos’s past year of commit activity
    C++ 4,272 MIT 25,961 88 (1 issue needs help) 14 Updated Jan 23, 2026
  • vscode-documentdb Public

    DocumentDB Extension for VS Code

    microsoft/vscode-documentdb’s past year of commit activity
    TypeScript 20 MIT 6 79 (2 issues need help) 9 Updated Jan 23, 2026
  • kiota-typescript Public

    TypeScript libraries for Kiota-generated API clients.

    microsoft/kiota-typescript’s past year of commit activity
    TypeScript 56 MIT 35 9 (1 issue needs help) 2 Updated Jan 23, 2026
  • PSRule Public

    Validate infrastructure as code (IaC) and objects using PowerShell rules.

    microsoft/PSRule’s past year of commit activity
    C# 453 MIT 61 65 (2 issues need help) 7 Updated Jan 23, 2026
  • vscode-cmake-tools Public

    CMake Tools provides a robust, convenient workflow for CMake projects in VS Code. It simplifies configurations with CMake presets, supports IntelliSense and built-in debugging for CMake scripts, and offers configurable tasks. Its customizable interface allows for efficient project control, while also simplifying test execution and monitoring.

    microsoft/vscode-cmake-tools’s past year of commit activity
    TypeScript 1,639 MIT 516 506 (41 issues need help) 23 Updated Jan 23, 2026
  • graphrag Public

    A modular graph-based Retrieval-Augmented Generation (RAG) system

    microsoft/graphrag’s past year of commit activity
    Python 30,484 MIT 3,216 37 53 Updated Jan 23, 2026
  • MDCPP-samples Public

    Samples and test apps for members of the Microsoft 365 Document Collaboration Partner Program (MDCPP).

    microsoft/MDCPP-samples’s past year of commit activity
    TypeScript 2 MIT 4 0 3 Updated Jan 23, 2026
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