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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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  4. SAM SAM Public

    System Advisor Model (SAM)

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  5. floris floris Public

    A controls-oriented engineering wake model.

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  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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Showing 10 of 663 repositories
  • OpenStudio-ERI Public

    Energy Rating Index (ERI) calculation via OpenStudio/EnergyPlus.

    NREL/OpenStudio-ERI’s past year of commit activity
    Ruby 19 9 6 6 Updated Jan 25, 2025
  • OpenStudio-HPXML Public

    Modeling of residential buildings in EnergyPlus using OpenStudio/HPXML.

    NREL/OpenStudio-HPXML’s past year of commit activity
    Ruby 48 17 111 (1 issue needs help) 21 Updated Jan 25, 2025
  • dw-tap-api Public
    NREL/dw-tap-api’s past year of commit activity
    HTML 2 BSD-3-Clause 2 18 2 Updated Jan 25, 2025
  • Low-cost-Logging-for-Ubiquitous-Decarbonization-and-Analysis-LLUDA- Public
    NREL/Low-cost-Logging-for-Ubiquitous-Decarbonization-and-Analysis-LLUDA-’s past year of commit activity
    C++ 0 BSD-3-Clause 0 0 0 Updated Jan 25, 2025
  • fastsim Public
    NREL/fastsim’s past year of commit activity
    Python 23 Apache-2.0 6 3 9 Updated Jan 24, 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 24, 2025
  • ROSCO Public

    A Reference Open Source Controller for Wind Turbines

    NREL/ROSCO’s past year of commit activity
    Python 120 Apache-2.0 98 9 (1 issue needs help) 4 Updated Jan 24, 2025
  • SBT Public
    NREL/SBT’s past year of commit activity
    Python 0 MIT 0 0 0 Updated Jan 24, 2025
  • OCHRE Public

    A Python-based building energy modeling (BEM) tool designed to model flexible loads in residential buildings

    NREL/OCHRE’s past year of commit activity
    Python 47 BSD-3-Clause 11 80 (1 issue needs help) 5 Updated Jan 24, 2025
  • dgen Public

    The Distributed Generation Market Demand (dGen) model simulates customer adoption of distributed energy resources (DERs) for residential, commercial, and industrial entities in the United States and other countries.

    NREL/dgen’s past year of commit activity
    Python 60 BSD-3-Clause 139 16 6 Updated Jan 24, 2025
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