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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 193k 42.7k

  2. TypeScript TypeScript Public

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

    Go 111k 14.3k

  3. PowerToys PowerToys Public

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

    C 139k 8.6k

  4. terminal terminal Public

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

    C++ 105k 9.6k

  5. semantic-kernel semantic-kernel Public

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

    C# 28.6k 4.8k

Repositories

Showing 10 of 8307 repositories
  • win32metadata Public

    Tooling to generate metadata for Win32 APIs in the Windows SDK.

    microsoft/win32metadata's past year of commit activity
    C++ 1,497 149 164 (2 issues need help) 39 Updated Sep 19, 2026
  • agent-governance-toolkit Public

    AI Agent Governance Toolkit — Policy enforcement, zero-trust identity, execution sandboxing, and reliability engineering for autonomous AI agents. Covers 10/10 OWASP Agentic Top 10.

    microsoft/agent-governance-toolkit's past year of commit activity
    Python 6,287 MIT 1,122 80 (7 issues need help) 77 Updated Sep 19, 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 4,508 MIT 893 59 (21 issues need help) 60 Updated Sep 19, 2026
  • nvx Public

    A Micro-VM for Agentic Workloads

    microsoft/nvx's past year of commit activity
    Python 4 MIT 1 28 6 Updated Sep 19, 2026
  • DiskANN Public

    A vector indexing library to bring fast, fresh and filtered search to your database

    microsoft/DiskANN's past year of commit activity
    Rust 1,929 MIT 454 79 (1 issue needs help) 104 Updated Sep 19, 2026
  • healthcare-shared-components Public

    Shared packages used across Microsoft's health care services

    microsoft/healthcare-shared-components's past year of commit activity
    C# 107 MIT 48 1 16 Updated Sep 19, 2026
  • Huabu Public

    Huabu, where you and your agents think together.

    microsoft/Huabu's past year of commit activity
    TypeScript 144 MIT 18 43 7 Updated Sep 19, 2026
  • litebox Public

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

    microsoft/litebox's past year of commit activity
    Rust 2,692 MIT 144 123 33 Updated Sep 19, 2026
  • foundry-local Public
    microsoft/foundry-local's past year of commit activity
    C++ 2,554 369 76 35 Updated Sep 19, 2026
  • kiota-samples Public

    sample generation SDKs for Kiota

    microsoft/kiota-samples's past year of commit activity
    Go 115 MIT 39 0 26 Updated Sep 19, 2026