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National Renewable Energy Laboratory

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  1. api-umbrella api-umbrella Public

    Open source API management platform

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  2. EnergyPlus EnergyPlus Public

    EnergyPlus™ is a whole building energy simulation program that engineers, architects, and researchers use to model both energy consumption and water use in buildings.

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  3. OpenStudio OpenStudio Public

    OpenStudio is a cross-platform collection of software tools to support whole building energy modeling using EnergyPlus and advanced daylight analysis using Radiance.

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    System Advisor Model (SAM)

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  5. floris floris Public

    A controls-oriented engineering wake model.

    Python 236 172

  6. OpenOA OpenOA Public

    This library provides a framework for assessing wind plant performance using operational assessment (OA) methodologies that consume time series data from wind plants. The goal of the project is to …

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Repositories

Showing 10 of 680 repositories
  • R2X Public

    Model translation framework

    NREL/R2X’s past year of commit activity
    Python 11 BSD-3-Clause 17 16 5 Updated Apr 8, 2025
  • ComStock Public

    National scale modeling of the U.S. commercial building stock supported by U.S. DOE, LADWP, and others and maintained by NREL

    NREL/ComStock’s past year of commit activity
    Ruby 38 26 47 18 Updated Apr 8, 2025
  • celavi Public

    Codebase for the Circular Economy Lifecycle Assessment and VIsualization (CELAVI) modeling framework.

    NREL/celavi’s past year of commit activity
    Python 13 GPL-3.0 15 11 0 Updated Apr 8, 2025
  • openstudio-ee-gem Public
    NREL/openstudio-ee-gem’s past year of commit activity
    Ruby 2 7 5 3 Updated Apr 7, 2025
  • COMPASS Public

    INFRA-COMPASS is a tool that leverages Large Language Models (LLMs) to create and maintain an inventory of state and local codes and ordinances applicable to energy infrastructure.

    NREL/COMPASS’s past year of commit activity
    Python 4 BSD-3-Clause 0 24 0 Updated Apr 7, 2025
  • BuildingMOTIF Public

    Building Metadata OnTology Interoperability Framework (BuildingMOTIF). For models, see https://models.open223.info/

    NREL/BuildingMOTIF’s past year of commit activity
    Jupyter Notebook 52 13 56 10 Updated Apr 7, 2025
  • openstudio-standards Public
    NREL/openstudio-standards’s past year of commit activity
    Ruby 89 65 54 8 Updated Apr 7, 2025
  • resstock Public

    Highly granular modeling of residential building stocks at national, regional, and local scales using OpenStudio/EnergyPlus.

    NREL/resstock’s past year of commit activity
    Ruby 120 78 69 (1 issue needs help) 18 Updated Apr 7, 2025
  • AeroMesh Public
    NREL/AeroMesh’s past year of commit activity
    Python 4 BSD-3-Clause 0 0 0 Updated Apr 7, 2025
  • SAM Public

    System Advisor Model (SAM)

    NREL/SAM’s past year of commit activity
    C++ 370 BSD-3-Clause 186 64 3 Updated Apr 7, 2025
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