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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 335

  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++ 1.2k 425

  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++ 525 208

  4. SAM SAM Public

    System Advisor Model (SAM)

    C++ 358 183

  5. floris floris Public

    A controls-oriented engineering wake model.

    Python 230 171

  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 196 74

Repositories

Showing 10 of 670 repositories
  • vidyut3d Public
    NREL/vidyut3d’s past year of commit activity
    C++ 2 BSD-3-Clause 7 0 0 Updated Feb 26, 2025
  • REopt.jl Public
    NREL/REopt.jl’s past year of commit activity
    Julia 26 Apache-2.0 32 81 34 Updated Feb 26, 2025
  • R2X Public

    Model translation framework

    NREL/R2X’s past year of commit activity
    Python 8 BSD-3-Clause 13 18 3 Updated Feb 26, 2025
  • NREL/openstudio-ee-gem’s past year of commit activity
    Ruby 2 7 5 2 Updated Feb 26, 2025
  • infrasys Public

    Data store for components and time series in support of Python-based modeling packages

    NREL/infrasys’s past year of commit activity
    Python 7 BSD-3-Clause 8 19 2 Updated Feb 26, 2025
  • buildstock-query Public

    BuildStockQuery is a python library for querying datasets generated by ResStock™ and ComStock™.

    NREL/buildstock-query’s past year of commit activity
    Jupyter Notebook 11 BSD-3-Clause 9 10 3 Updated Feb 26, 2025
  • OpenStudio-HPXML Public

    Modeling of residential buildings in EnergyPlus using OpenStudio/HPXML.

    NREL/OpenStudio-HPXML’s past year of commit activity
    Ruby 48 23 110 (1 issue needs help) 22 Updated Feb 26, 2025
  • rex Public

    REsource eXtraction Tool (rex)

    NREL/rex’s past year of commit activity
    Python 26 BSD-3-Clause 21 13 (1 issue needs help) 1 Updated Feb 26, 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 119 75 65 (1 issue needs help) 24 Updated Feb 26, 2025
  • altrios Public
    NREL/altrios’s past year of commit activity
    Rust 20 10 4 8 Updated Feb 26, 2025

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