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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 Public

    Visual Studio Code

    TypeScript 169k 31.3k

  2. TypeScript Public

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

    TypeScript 104k 12.8k

  3. PowerToys Public

    Windows system utilities to maximize productivity

    C# 117k 6.9k

  4. terminal Public

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

    C++ 97.6k 8.5k

  5. semantic-kernel Public

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

    C# 23.8k 3.6k

Repositories

Showing 10 of 6727 repositories
  • cask Public

    Microsoft's public Common Annotated Security Key (CASK) standard specification, C# reference API + tests, etc.

    C# 2 MIT 2 4 1 Updated Mar 30, 2025
  • vscode-azuretools Public

    Common packages for building Azure extensions for VS Code

    TypeScript 122 MIT 70 48 6 Updated Mar 30, 2025
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    PowerShell 9,220 MIT 4,928 888 215 Updated Mar 30, 2025
  • building-damage-assessment Public

    A toolkit that enables building damage assessments from remotely sensed imagery.

    Python 99 MIT 19 5 0 Updated Mar 30, 2025
  • pyright Public

    Static Type Checker for Python

    Python 14,069 1,619 13 2 Updated Mar 30, 2025
  • typescript-go Public

    Staging repo for development of native port of TypeScript

    Go 18,654 Apache-2.0 550 38 23 Updated Mar 30, 2025
  • document-generation-solution-accelerator Public

    Document Generation Solution Accelerator using Azure OpenAI Service and Azure AI Search.

    TypeScript 48 MIT 31 8 2 Updated Mar 30, 2025
  • onnxruntime Public

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

    C++ 16,123 MIT 3,122 2,614 575 Updated Mar 30, 2025
  • DirectXMath Public

    DirectXMath is an all inline SIMD C++ linear algebra library for use in games and graphics apps

    C++ 1,625 MIT 242 18 1 Updated Mar 30, 2025
  • WinUI-Gallery Public

    This app demonstrates the controls available in WinUI and the Fluent Design System.

    C# 3,004 MIT 668 83 (18 issues need help) 10 Updated Mar 30, 2025
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