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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 327

  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 400

  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++ 518 197

  4. SAM SAM Public

    System Advisor Model (SAM)

    C++ 352 150

  5. floris floris Public

    A controls-oriented engineering wake model.

    Python 224 157

  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 197 63

Repositories

Showing 10 of 661 repositories
  • R2X Public

    Model translation framework

    NREL/R2X’s past year of commit activity
    Python 7 BSD-3-Clause 4 20 2 Updated Jan 23, 2025
  • rdtools Public

    PV Analysis Tools in Python

    NREL/rdtools’s past year of commit activity
    Python 159 MIT 68 31 3 Updated Jan 23, 2025
  • reV Public

    Renewable Energy Potential (reV) Model

    NREL/reV’s past year of commit activity
    Python 110 BSD-3-Clause 25 34 3 Updated Jan 23, 2025
  • OpenStudio-HPXML Public

    Modeling of residential buildings in EnergyPlus using OpenStudio/HPXML.

    NREL/OpenStudio-HPXML’s past year of commit activity
    Ruby 47 17 110 (1 issue needs help) 20 Updated Jan 23, 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 116 58 63 (1 issue needs help) 29 Updated Jan 23, 2025
  • ATB-calc Public

    Python files and Jupyter notebooks for processing the Annual Technology Baseline (ATB) electricity data and determining LCOE and other metrics.

    NREL/ATB-calc’s past year of commit activity
    Python 32 BSD-3-Clause 6 3 0 Updated Jan 23, 2025
  • phygnn Public

    physics-guided neural networks (phygnn)

    NREL/phygnn’s past year of commit activity
    Python 88 BSD-3-Clause 21 1 0 Updated Jan 23, 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 2 17 0 Updated Jan 23, 2025
  • sup3r Public

    The Super-Resolution for Renewable Resource Data (sup3r) software uses generative adversarial networks to create synthetic high-resolution wind and solar spatiotemporal data from coarse low-resolution inputs.

    NREL/sup3r’s past year of commit activity
    Python 91 BSD-3-Clause 11 2 1 Updated Jan 22, 2025
  • ninterp Public

    Numerical interpolation in N-dimensions over a regular, sorted, nonrepeating grid

    NREL/ninterp’s past year of commit activity
    Rust 3 BSD-3-Clause 0 1 0 Updated Jan 22, 2025
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