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National Renewable Energy Laboratory

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  1. api-umbrella api-umbrella Public

    Open source API management platform

    Ruby 2k 325

  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.

    C++ 1.1k 389

  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.

    C++ 504 192

  4. SAM SAM Public

    System Advisor Model (SAM)

    C++ 342 141

  5. floris floris Public

    A controls-oriented engineering wake model.

    Python 210 156

  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 …

    Jupyter Notebook 190 63

Repositories

Showing 10 of 644 repositories
  • PVDegradationTools Public

    Set of tools to calculate degradation responses and degradation related parameters for PV.

    NREL/PVDegradationTools’s past year of commit activity
    Jupyter Notebook 29 7 26 (1 issue needs help) 0 Updated Oct 31, 2024
  • OpenStudio-HPXML Public

    Modeling of residential buildings in EnergyPlus using OpenStudio/HPXML.

    NREL/OpenStudio-HPXML’s past year of commit activity
    Ruby 43 17 111 (1 issue needs help) 18 Updated Oct 31, 2024
  • VirtualEngineering Public

    The Virtual Engineering repository

    NREL/VirtualEngineering’s past year of commit activity
    Jupyter Notebook 12 BSD-3-Clause 4 0 0 Updated Oct 31, 2024
  • 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 107 55 60 (1 issue needs help) 24 Updated Oct 31, 2024
  • ssc Public

    SAM Simulation Core (SSC) contains the underlying performance and financial models for SAM

    NREL/ssc’s past year of commit activity
    C++ 79 BSD-3-Clause 85 31 7 Updated Oct 31, 2024
  • SAM Public

    System Advisor Model (SAM)

    NREL/SAM’s past year of commit activity
    C++ 342 BSD-3-Clause 141 67 10 Updated Oct 30, 2024
  • PVcircuit Public

    optoelectronic models for tandem/multijunction solar cells

    NREL/PVcircuit’s past year of commit activity
    Jupyter Notebook 15 BSD-3-Clause 4 5 0 Updated Oct 30, 2024
  • ThermalNetwork Public
    NREL/ThermalNetwork’s past year of commit activity
    Python 1 BSD-3-Clause 1 3 2 Updated Oct 30, 2024
  • 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 31 9 64 12 Updated Oct 30, 2024
  • openstudio-model-articulation-gem Public
    NREL/openstudio-model-articulation-gem’s past year of commit activity
    Ruby 7 10 39 2 Updated Oct 30, 2024
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