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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 194k 45.8k

  2. TypeScript TypeScript Public

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

    Go 112k 17k

  3. PowerToys PowerToys Public

    Microsoft PowerToys is a collection of utilities that supercharge productivity and customization on Windows

    C 139k 8.7k

  4. terminal terminal Public

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

    C++ 105k 9.7k

  5. semantic-kernel semantic-kernel Public

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

    C# 28.7k 4.8k

Repositories

Showing 10 of 8378 repositories
  • Agents Public

    The Microsoft 365 Agent SDK simplifies building full stack, multichannel, trusted agents for platforms including M365, Teams, Copilot Studio, and Webchat.

    microsoft/Agents's past year of commit activity
    TypeScript 1,086 MIT 347 92 42 Updated Oct 18, 2026
  • azurelinux Public

    General purpose Linux OS for Azure

    microsoft/azurelinux's past year of commit activity
    Python 5,355 MIT 710 24 225 Updated Oct 18, 2026
  • quicreach Public

    A 'ping' equivalent tool for QUIC.

    microsoft/quicreach's past year of commit activity
    C++ 152 MIT 35 1 (1 issue needs help) 1 Updated Oct 18, 2026
  • vscode Public

    Visual Studio Code

    microsoft/vscode's past year of commit activity
    TypeScript 193,794 MIT 45,756 5,000+ (467 issues need help) 2,925 Updated Oct 18, 2026
  • PyRIT Public

    The Python Risk Identification Tool for generative AI (PyRIT) is an open source framework built to empower security professionals and engineers to proactively identify risks in generative AI systems.

    microsoft/PyRIT's past year of commit activity
    Python 4,643 MIT 962 75 (16 issues need help) 40 Updated Oct 18, 2026
  • voice-agent Public

    voice agent in foundry agent service

    microsoft/voice-agent's past year of commit activity
    JavaScript 2 3 1 (1 issue needs help) 2 Updated Oct 18, 2026
  • FLAML Public

    A fast library for AutoML and tuning. Join our Discord: https://discord.gg/Cppx2vSPVP.

    microsoft/FLAML's past year of commit activity
    Jupyter Notebook 4,409 MIT 576 153 (9 issues need help) 35 Updated Oct 18, 2026
  • litebox Public

    A security-focused library OS supporting kernel- and user-mode execution

    microsoft/litebox's past year of commit activity
    Rust 3,163 MIT 176 127 28 Updated Oct 18, 2026
  • rushstack Public

    Monorepo for tools developed by the Rush Stack community

    microsoft/rushstack's past year of commit activity
    TypeScript 6,500 710 944 (124 issues need help) 198 Updated Oct 18, 2026
  • amplifier-unified Public

    Unified shell for the Amplifier project

    microsoft/amplifier-unified's past year of commit activity
    Python 3 MIT 1 14 5 Updated Oct 17, 2026