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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 194k 45.5k

  2. TypeScript TypeScript Public

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

    Go 111k 16.8k

  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 8374 repositories
  • vscode Public

    Visual Studio Code

    microsoft/vscode's past year of commit activity
    TypeScript 193,639 MIT 45,533 5,000+ (467 issues need help) 2,877 Updated Oct 15, 2026
  • tracing-etw Public

    ETW and EventHeader formatted user_events layer for tokio-tracing.

    microsoft/tracing-etw's past year of commit activity
    Rust 11 MIT 6 1 2 Updated Oct 15, 2026
  • power-fx-enhanced-connector Public

    Sample for creating Enhanced Connectors for Power Platform

    microsoft/power-fx-enhanced-connector's past year of commit activity
    C# 31 MIT 7 3 3 Updated Oct 15, 2026
  • vscode-edge-devtools Public

    A VSCode extension that allows you to use browser devtools from within the editor. The devtools will connect to an instance of Microsoft Edge giving you the ability to alter CSS styling, perform diagnostics, and debugging. Get it now at http://aka.ms/devtools-for-code

    microsoft/vscode-edge-devtools's past year of commit activity
    TypeScript 829 MIT 360 172 7 Updated Oct 15, 2026
  • LAB730-ignite-2026-healthcare-agents Public

    Lab 703 for 2026 Microsoft Ignite. Build Healthcare Agents with Foundation and Reasoning Models

    microsoft/LAB730-ignite-2026-healthcare-agents's past year of commit activity
    Python 0 MIT 0 0 0 Updated Oct 15, 2026
  • nvx Public

    Cross-Platform Micro-VM Sandbox for Agentic Workloads

    microsoft/nvx's past year of commit activity
    Python 396 MIT 27 63 14 Updated Oct 15, 2026
  • litebox Public

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

    microsoft/litebox's past year of commit activity
    Rust 3,152 MIT 171 130 31 Updated Oct 15, 2026
  • windows-rs Public

    Rust for Windows

    microsoft/windows-rs's past year of commit activity
    Rust 12,826 Apache-2.0 681 47 0 Updated Oct 15, 2026
  • TypeAgent Public

    Sample code that explores an architecture for using language models to build a personal agent that can work with application agents.

    microsoft/TypeAgent's past year of commit activity
    TypeScript 748 MIT 108 18 18 Updated Oct 15, 2026
  • FluidFramework Public

    Library for building distributed, real-time collaborative web applications

    microsoft/FluidFramework's past year of commit activity
    TypeScript 4,947 MIT 586 64 166 Updated Oct 15, 2026
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