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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 180k 37.2k

  2. TypeScript TypeScript Public

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

    TypeScript 107k 13.2k

  3. PowerToys PowerToys Public

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

    C# 127k 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# 27k 4.4k

Repositories

Showing 10 of 7458 repositories
  • finops-toolkit Public

    Tools and resources to help you adopt and implement FinOps capabilities that automate and extend the Microsoft Cloud.

    microsoft/finops-toolkit’s past year of commit activity
    PowerShell 493 MIT 190 211 (28 issues need help) 42 Updated Jan 6, 2026
  • vscode-textmate Public

    A library that helps tokenize text using Text Mate grammars.

    microsoft/vscode-textmate’s past year of commit activity
    TypeScript 652 MIT 125 57 (1 issue needs help) 10 Updated Jan 6, 2026
  • vscode Public

    Visual Studio Code

    microsoft/vscode’s past year of commit activity
    TypeScript 180,390 MIT 37,220 5,000+ (547 issues need help) 924 Updated Jan 6, 2026
  • BCApps Public

    Repository for collaboration on Microsoft Dynamics 365 Business Central applications.

    microsoft/BCApps’s past year of commit activity
    AL 503 MIT 304 76 55 Updated Jan 6, 2026
  • IoT-For-Beginners Public

    12 Weeks, 24 Lessons, IoT for All!

    microsoft/IoT-For-Beginners’s past year of commit activity
    Jupyter Notebook 16,704 MIT 2,749 0 1 Updated Jan 6, 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 6,343 MIT 985 521 104 Updated Jan 6, 2026
  • 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# 1,376 MIT 198 61 (2 issues need help) 6 Updated Jan 6, 2026
  • Conversation-Knowledge-Mining-Solution-Accelerator Public

    This solution accelerator leverages Microsoft Foundry, Azure Content Understanding, Azure OpenAI Service, and Foundry IQ to enable organizations to derive insights from volumes of conversational data using generative AI. It offers key phrase extraction, topic modeling, and interactive chat experiences through an intuitive web interface.

    microsoft/Conversation-Knowledge-Mining-Solution-Accelerator’s past year of commit activity
    Python 404 MIT 238 1 16 Updated Jan 6, 2026
  • HeurAgenix Public
    microsoft/HeurAgenix’s past year of commit activity
    Python 71 MIT 17 1 0 Updated Jan 6, 2026
  • zerotrustassessment Public

    Repository for the Zero Trust Assessment project

    microsoft/zerotrustassessment’s past year of commit activity
    HTML 248 MIT 120 31 12 Updated Jan 6, 2026
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