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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 171k 32.3k

  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# 119k 7k

  4. terminal Public

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

    C++ 98.1k 8.6k

  5. semantic-kernel Public

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

    C# 24.5k 3.8k

Repositories

Showing 10 of 6831 repositories
  • vscode Public

    Visual Studio Code

    TypeScript 171,219 MIT 32,306 5,000+ (401 issues need help) 545 Updated May 18, 2025
  • vscode-mssql Public

    Visual Studio Code SQL Server extension.

    TypeScript 1,665 488 341 6 Updated May 18, 2025
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    PowerShell 9,337 MIT 5,050 938 163 Updated May 18, 2025
  • DPSDA Public

    Private Evolution: Generating DP Synthetic Data without Training [ICLR 2024, ICML 2024 Spotlight]

    Python 95 MIT 11 0 0 Updated May 18, 2025
  • msbuild-lab335-agentic-rag Public
    2 MIT 3 0 1 Updated May 18, 2025
  • dev-tunnels Public

    Dev Tunnels SDK

    C# 368 MIT 26 31 7 Updated May 18, 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 R&D-Agent, which lets AI drive data-driven AI.

    Python 4,363 MIT 385 23 28 Updated May 18, 2025
  • ai-agent-evals Public

    Github action to evaluate AI agent applications using model as the judge, content safety and mathematical metrics.

    Python 11 MIT 3 1 3 Updated May 18, 2025
  • dicom-server Public

    OSS Implementation of DICOMweb standard

    C# 477 MIT 181 4 5 Updated May 18, 2025
  • vsmarketplace Public

    Customer feedback and issue tracker repository for Visual Studio Marketplace

    101 MIT 17 148 0 Updated May 18, 2025
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