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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 170k 31.7k

  2. TypeScript TypeScript Public

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

    TypeScript 104k 12.8k

  3. PowerToys PowerToys Public

    Windows system utilities to maximize productivity

    C# 118k 7k

  4. terminal terminal Public

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

    C++ 97.8k 8.5k

  5. semantic-kernel semantic-kernel Public

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

    C# 24.1k 3.7k

Repositories

Showing 10 of 6765 repositories
  • AzureTRE-Deployment Public template
    microsoft/AzureTRE-Deployment’s past year of commit activity
    Shell 13 MIT 26 4 2 Updated Apr 23, 2025
  • PowerToys Public

    Windows system utilities to maximize productivity

    microsoft/PowerToys’s past year of commit activity
    C# 117,615 MIT 6,950 5,000+ (195 issues need help) 76 Updated Apr 23, 2025
  • copilot-camp Public

    Hands-on labs for extending Microsoft 365 Copilot and building custom engine agents

    microsoft/copilot-camp’s past year of commit activity
    TypeScript 203 MIT 57 28 (1 issue needs help) 2 Updated Apr 23, 2025
  • asconnect Public

    Wrapper around the Apple App Store Connect REST APIs

    microsoft/asconnect’s past year of commit activity
    Python 31 MIT 10 0 2 Updated Apr 23, 2025
  • AL-Go Public

    The plug-and-play DevOps solution for Business Central app development on GitHub

    microsoft/AL-Go’s past year of commit activity
    PowerShell 347 MIT 139 23 8 Updated Apr 23, 2025
  • testfx Public

    This repository holds the source code of Microsoft.Testing.Platform (MTP), a lightweight alternative to VSTest, as well as MSTest adapter and framework.

    microsoft/testfx’s past year of commit activity
    C# 865 MIT 273 252 30 Updated Apr 23, 2025
  • Modernize-your-code-solution-accelerator Public
    microsoft/Modernize-your-code-solution-accelerator’s past year of commit activity
    Python 4 MIT 10 1 3 Updated Apr 23, 2025
  • accessibility-insights-web Public

    Accessibility Insights for Web

    microsoft/accessibility-insights-web’s past year of commit activity
    TypeScript 853 MIT 158 20 (5 issues need help) 16 Updated Apr 23, 2025
  • vscode Public

    Visual Studio Code

    microsoft/vscode’s past year of commit activity
    TypeScript 170,316 MIT 31,724 5,000+ (401 issues need help) 541 Updated Apr 23, 2025
  • RD-Agent Public

    Research and development (R&D) is crucial for the enhancement of industrial productivity, especially in the AI era, where the core aspects of R&D are mainly focused on data and models. We are committed to automating these high-value generic R&D processes through our open source R&D automation tool RD-Agent, which lets AI drive data-driven AI.

    microsoft/RD-Agent’s past year of commit activity
    Python 4,224 MIT 361 22 26 Updated Apr 23, 2025
View all repositories
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