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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 179k 36.2k

  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 7352 repositories
  • vscode Public

    Visual Studio Code

    microsoft/vscode’s past year of commit activity
    TypeScript 178,538 MIT 36,150 5,000+ (476 issues need help) 851 Updated Nov 14, 2025
  • aitour26-WRK532-building-agentic-solutions-with-copilot-studio Public
    microsoft/aitour26-WRK532-building-agentic-solutions-with-copilot-studio’s past year of commit activity
    Python 14 MIT 3 1 0 Updated Nov 14, 2025
  • typescript-go Public

    Staging repo for development of native port of TypeScript

    microsoft/typescript-go’s past year of commit activity
    Go 22,808 Apache-2.0 735 135 (1 issue needs help) 60 Updated Nov 14, 2025
  • spec-to-agents Public

    A multi-agent event planning workflow built with Microsoft Agent Framework - combining Semantic Kernel's enterprise orchestration with AutoGen's multi-agent patterns.

    microsoft/spec-to-agents’s past year of commit activity
    Python 25 MIT 10 7 1 Updated Nov 14, 2025
  • MMCTAgent Public

    Multi-modal Critical Thinking Agent Framework for Complex Visual Reasoning

    microsoft/MMCTAgent’s past year of commit activity
    Python 15 MIT 2 0 7 Updated Nov 14, 2025
  • Multi-Agent-Custom-Automation-Engine-Solution-Accelerator Public

    The Multi-Agent Custom Automation Engine Solution Accelerator is an AI-driven system that manages a group of AI agents to accomplish tasks based on user input. Powered by Semantic Kernel, Azure Foundry, Azure Cosmos DB, and infrastructure services, it provides a reference application, allowing you to hit the ground running.

    microsoft/Multi-Agent-Custom-Automation-Engine-Solution-Accelerator’s past year of commit activity
    Python 616 MIT 398 9 11 Updated Nov 14, 2025
  • kiota-samples Public

    sample generation SDKs for Kiota

    microsoft/kiota-samples’s past year of commit activity
    Go 106 MIT 34 0 36 Updated Nov 14, 2025
  • AzureLinuxVulnerabilityData Public

    Contains a regularly published and updated vulnerability database for Vulnerability Monitoring.

    microsoft/AzureLinuxVulnerabilityData’s past year of commit activity
    39 MIT 16 0 0 Updated Nov 14, 2025
  • vscode-copilot-chat Public

    Copilot Chat extension for VS Code

    microsoft/vscode-copilot-chat’s past year of commit activity
    TypeScript 8,946 MIT 1,394 0 95 Updated Nov 14, 2025
  • react-native-windows Public

    A framework for building native Windows apps with React.

    microsoft/react-native-windows’s past year of commit activity
    C++ 17,079 1,178 700 (13 issues need help) 47 Updated Nov 14, 2025
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