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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 31.8k

  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# 24.2k 3.8k

Repositories

Showing 10 of 6779 repositories
  • PowerToys Public

    Windows system utilities to maximize productivity

    microsoft/PowerToys’s past year of commit activity
    C# 117,790 MIT 6,961 5,000+ (194 issues need help) 65 Updated Apr 27, 2025
  • vsts-extension-retrospectives Public

    An Azure DevOps extension for efficient retrospectives

    microsoft/vsts-extension-retrospectives’s past year of commit activity
    TypeScript 192 MIT 84 214 (3 issues need help) 10 Updated Apr 27, 2025
  • woodgrove-groceries-clean-up Public

    Woodgrove groceries clean up function

    microsoft/woodgrove-groceries-clean-up’s past year of commit activity
    C# 1 MIT 1 0 0 Updated Apr 27, 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 4,261 MIT 362 22 27 Updated Apr 27, 2025
  • terraform-provider-azuredevops Public

    Terraform Azure DevOps provider

    microsoft/terraform-provider-azuredevops’s past year of commit activity
    Go 403 MIT 288 149 (1 issue needs help) 19 Updated Apr 27, 2025
  • finops-toolkit Public

    Tools and resources to help you adopt and implement FinOps capabilities that automate and extend the Microsoft Cloud.

    microsoft/finops-toolkit’s past year of commit activity
    PowerShell 373 MIT 135 188 (32 issues need help) 25 Updated Apr 27, 2025
  • CsWinRT Public

    C# language projection for the Windows Runtime

    microsoft/CsWinRT’s past year of commit activity
    C# 587 MIT 109 204 22 Updated Apr 27, 2025
  • vscode-cordova Public

    A Visual Studio Code extension providing intellisense, debug, and build support for Cordova and Ionic projects.

    microsoft/vscode-cordova’s past year of commit activity
    TypeScript 296 71 3 1 Updated Apr 27, 2025
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs’s past year of commit activity
    PowerShell 9,287 MIT 5,000 898 147 Updated Apr 27, 2025
  • onnxruntime Public

    ONNX Runtime: cross-platform, high performance ML inferencing and training accelerator

    microsoft/onnxruntime’s past year of commit activity
    C++ 16,407 MIT 3,175 2,654 558 Updated Apr 27, 2025
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