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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 392

  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++ 505 192

  4. SAM SAM Public

    System Advisor Model (SAM)

    C++ 345 142

  5. floris floris Public

    A controls-oriented engineering wake model.

    Python 215 156

  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 193 63

Repositories

Showing 10 of 651 repositories
  • OpenStudio-HPXML Public

    Modeling of residential buildings in EnergyPlus using OpenStudio/HPXML.

    NREL/OpenStudio-HPXML’s past year of commit activity
  • osw2osa Public
    NREL/osw2osa’s past year of commit activity
    Ruby 3 1 3 1 Updated Nov 15, 2024
  • SAM Public

    System Advisor Model (SAM)

    NREL/SAM’s past year of commit activity
    C++ 345 BSD-3-Clause 142 60 5 Updated Nov 15, 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 84 28 3 Updated Nov 15, 2024
  • 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.

    NREL/OpenStudio’s past year of commit activity
    C++ 505 192 195 5 Updated Nov 15, 2024
  • fastsim Public
    NREL/fastsim’s past year of commit activity
    Python 21 Apache-2.0 5 3 12 Updated Nov 14, 2024
  • flasc Public

    A rich floris-driven suite for SCADA analysis

    NREL/flasc’s past year of commit activity
    Jupyter Notebook 32 BSD-3-Clause 18 16 5 Updated Nov 14, 2024
  • REopt.jl Public
    NREL/REopt.jl’s past year of commit activity
    Julia 25 Apache-2.0 21 80 27 Updated Nov 14, 2024
  • 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 25 (1 issue needs help) 1 Updated Nov 14, 2024
  • NREL/dw-tap-api’s past year of commit activity
    HTML 1 BSD-3-Clause 2 1 0 Updated Nov 14, 2024