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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 163k 28.7k

  2. TypeScript TypeScript Public

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

    TypeScript 100k 12.4k

  3. PowerToys PowerToys Public

    Windows system utilities to maximize productivity

    C# 110k 6.5k

  4. terminal terminal Public

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

    C++ 95k 8.2k

  5. semantic-kernel semantic-kernel Public

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

    C# 21.4k 3.1k

Repositories

Showing 10 of 6394 repositories
  • pylance-release Public

    Documentation and issues for Pylance

    microsoft/pylance-release’s past year of commit activity
    Python 1,697 CC-BY-4.0 768 353 1 Updated Sep 19, 2024
  • vscode Public

    Visual Studio Code

    microsoft/vscode’s past year of commit activity
    TypeScript 162,556 MIT 28,655 5,000+ (364 issues need help) 496 Updated Sep 19, 2024
  • playwright Public

    Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API.

    microsoft/playwright’s past year of commit activity
    TypeScript 65,722 Apache-2.0 3,578 628 15 Updated Sep 19, 2024
  • ApplicationInsights-JS Public

    Microsoft Application Insights SDK for JavaScript

    microsoft/ApplicationInsights-JS’s past year of commit activity
    TypeScript 646 MIT 237 109 (2 issues need help) 2 Updated Sep 19, 2024
  • bcsamples-bingmaps.pte Public

    Sample Per Tenant Extension, implementing an integration with Bing Maps inside Business Central.

    microsoft/bcsamples-bingmaps.pte’s past year of commit activity
    AL 14 MIT 11 0 0 Updated Sep 19, 2024
  • quicreach Public

    A 'ping' equivalent tool for QUIC.

    microsoft/quicreach’s past year of commit activity
    C++ 94 MIT 26 0 1 Updated Sep 19, 2024
  • mscclpp Public

    MSCCL++: A GPU-driven communication stack for scalable AI applications

    microsoft/mscclpp’s past year of commit activity
    C++ 233 MIT 32 14 10 Updated Sep 19, 2024
  • vscode-mssql Public

    Visual Studio Code SQL Server extension.

    microsoft/vscode-mssql’s past year of commit activity
    TypeScript 1,528 454 237 6 Updated Sep 19, 2024
  • sammo Public

    A library for prompt engineering and optimization (SAMMO = Structure-aware Multi-Objective Metaprompt Optimization)

    microsoft/sammo’s past year of commit activity
    Python 465 MIT 26 3 2 Updated Sep 19, 2024
  • TypeAgent Public

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

    microsoft/TypeAgent’s past year of commit activity
    TypeScript 18 MIT 3 0 0 Updated Sep 19, 2024
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