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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 179k 36.1k

  2. TypeScript TypeScript Public

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

    TypeScript 107k 13.1k

  3. PowerToys PowerToys Public

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

    C# 126k 7.5k

  4. terminal terminal Public

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

    C++ 101k 8.9k

  5. semantic-kernel semantic-kernel Public

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

    C# 26.7k 4.3k

Repositories

Showing 10 of 7350 repositories
  • CsWinRT Public

    C# language projection for the Windows Runtime

    microsoft/CsWinRT’s past year of commit activity
    C# 613 MIT 120 212 18 Updated Nov 13, 2025
  • Docker-Provider Public

    Azure Monitor for Containers

    microsoft/Docker-Provider’s past year of commit activity
    Ruby 162 117 0 3 Updated Nov 13, 2025
  • vscode-copilot-chat Public

    Copilot Chat extension for VS Code

    microsoft/vscode-copilot-chat’s past year of commit activity
    TypeScript 8,941 MIT 1,390 0 93 Updated Nov 13, 2025
  • synapse-spark-runtime Public

    Release notes for Apache Spark based Runtime for Azure Synapse Analytics and Microsoft Fabric

    microsoft/synapse-spark-runtime’s past year of commit activity
    31 MIT 5 8 0 Updated Nov 13, 2025
  • ai-dev-gallery Public

    An open-source project for Windows developers to learn how to add AI with local models and APIs to Windows apps.

    microsoft/ai-dev-gallery’s past year of commit activity
    C# 1,269 MIT 172 60 (2 issues need help) 11 Updated Nov 13, 2025
  • wassette Public

    Wassette: A security-oriented runtime that runs WebAssembly Components via MCP

    microsoft/wassette’s past year of commit activity
    Rust 757 MIT 47 55 (2 issues need help) 14 Updated Nov 13, 2025
  • 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 5,029 MIT 728 406 76 Updated Nov 13, 2025
  • onnxruntime-genai Public

    Generative AI extensions for onnxruntime

    microsoft/onnxruntime-genai’s past year of commit activity
    C++ 877 MIT 226 126 23 Updated Nov 13, 2025
  • agentic-applications-for-unified-data-foundation-solution-accelerator Public

    This accelerator unifies enterprise data with Microsoft Fabric and applies agentic AI to drive faster, smarter decisions. With Azure AI Foundry agents and Semantic Kernel orchestration, teams can automate workflows, query data naturally, and surface trusted insights for business and technical users—boosting agility, collaboration, and innovation.

    microsoft/agentic-applications-for-unified-data-foundation-solution-accelerator’s past year of commit activity
    TSQL 20 MIT 26 1 7 Updated Nov 13, 2025
  • windows-drivers-rs Public

    Platform that enables Windows driver development in Rust

    microsoft/windows-drivers-rs’s past year of commit activity
    Rust 1,762 Apache-2.0 104 89 (3 issues need help) 48 Updated Nov 13, 2025
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