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    665 repositories

    • openstudio-standards

      Public
      Ruby
      •
      Other
      •63•88•57•6•Updated Feb 15, 2025Feb 15, 2025

    • OpenStudio-HPXML

      Public
      Modeling of residential buildings in EnergyPlus using OpenStudio/HPXML.
      Ruby
      •
      Other
      •23•48•112•21•Updated Feb 15, 2025Feb 15, 2025

    • OpenStudio-ERI

      Public
      Energy Rating Index (ERI) calculation via OpenStudio/EnergyPlus.
      Ruby
      •
      Other
      •17•20•6•7•Updated Feb 15, 2025Feb 15, 2025

    • dw-tap-api

      Public
      HTML
      •
      BSD 3-Clause "New" or "Revised" License
      •8•2•18•3•Updated Feb 15, 2025Feb 15, 2025

    • ComStock

      Public
      National scale modeling of the U.S. commercial building stock supported by U.S. DOE, LADWP, and others and maintained by NREL
      Ruby
      •
      Other
      •25•34•69•15•Updated Feb 15, 2025Feb 15, 2025

    • resstock

      Public
      Highly granular modeling of residential building stocks at national, regional, and local scales using OpenStudio/EnergyPlus.
      Ruby
      •
      Other
      •75•119•64•23•Updated Feb 15, 2025Feb 15, 2025

    • REopt.jl

      Public
      Julia
      •
      Apache License 2.0
      •32•27•80•32•Updated Feb 15, 2025Feb 15, 2025

    • SAM

      Public
      System Advisor Model (SAM)
      C++
      •
      BSD 3-Clause "New" or "Revised" License
      •180•356•76•8•Updated Feb 15, 2025Feb 15, 2025

    • ATB-calc

      Public
      Python files and Jupyter notebooks for processing the Annual Technology Baseline (ATB) electricity data and determining LCOE and other metrics.
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •14•34•3•1•Updated Feb 14, 2025Feb 14, 2025

    • ssc

      Public
      SAM Simulation Core (SSC) contains the underlying performance and financial models for SAM
      C++
      •
      BSD 3-Clause "New" or "Revised" License
      •103•80•30•5•Updated Feb 14, 2025Feb 14, 2025

    • fastsim

      Public
      Python
      •
      Apache License 2.0
      •12•25•3•14•Updated Feb 14, 2025Feb 14, 2025

    • OCHRE

      Public
      A Python-based building energy modeling (BEM) tool designed to model flexible loads in residential buildings
      buildingsresidentialload-shiftingdistributed-energy-resourcesresidential-controls
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •21•53•81•4•Updated Feb 14, 2025Feb 14, 2025

    • 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++
      •
      Other
      •421•1.2k•890•28•Updated Feb 14, 2025Feb 14, 2025

    • pCrunch

      Public
      Python
      •
      Apache License 2.0
      •16•8•0•0•Updated Feb 14, 2025Feb 14, 2025

    • HOPP

      Public
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •52•25•58•3•Updated Feb 14, 2025Feb 14, 2025

    • vidyut3d

      Public
      C++
      •
      BSD 3-Clause "New" or "Revised" License
      •7•2•0•0•Updated Feb 14, 2025Feb 14, 2025

    • BuildingMOTIF

      Public
      Building Metadata OnTology Interoperability Framework (BuildingMOTIF). For models, see https://models.open223.info/
      Jupyter Notebook
      •
      Other
      •12•51•56•11•Updated Feb 14, 2025Feb 14, 2025

    • pysam

      Public
      Python Wrapper for the System Advisor Model
      C
      •
      BSD 3-Clause "New" or "Revised" License
      •70•111•14•2•Updated Feb 14, 2025Feb 14, 2025

    • R2X

      Public
      Model translation framework
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •13•8•17•2•Updated Feb 14, 2025Feb 14, 2025

    • SolTrace

      Public
      SolTrace
      C++
      •
      Other
      •39•44•21•2•Updated Feb 14, 2025Feb 14, 2025

    • HPC

      Public
      A collection of various resources, examples, and executables for the general NREL HPC user community's benefit. Use the following website for accessing documentation.
      traininglaboratoryperformanceenergyhpclabslurmnationalcomputinghigh
      Jupyter Notebook
      •
      Other
      •76•121•60•13•Updated Feb 14, 2025Feb 14, 2025

    • PVDegradationTools

      Public
      Set of tools to calculate degradation responses and degradation related parameters for PV.
      pythonreliabilitydegradationphotovoltaic-systemspv-modulesduramat
      Jupyter Notebook
      •
      Other
      •18•32•28•4•Updated Feb 14, 2025Feb 14, 2025

    • bifacial_radiance

      Public
      Toolkit for working with RADIANCE for the ray-trace modeling of Bifacial Photovoltaics
      renewable-energyrenewablesphotovoltaicsbifacialguiradiance
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •54•93•81•2•Updated Feb 14, 2025Feb 14, 2025

    • turbine-models

      Public
      Documentation for the turbine models in this repository is available below.
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •40•59•11•0•Updated Feb 14, 2025Feb 14, 2025

    • reV

      Public
      Renewable Energy Potential (reV) Model
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •52•112•41•3•Updated Feb 14, 2025Feb 14, 2025

    • elm

      Public
      ELM is a collection of utilities to apply Large Language Models (LLMs) to energy research.
      energy-datarenewable-energyenergy-policylarge-language-modelsllm
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •18•53•1•1•Updated Feb 14, 2025Feb 14, 2025

    • ATom

      Public
      An end-to-end package for acoustic tomography in the atmosphere
      HTML
      •
      BSD 3-Clause "New" or "Revised" License
      •7•0•0•0•Updated Feb 14, 2025Feb 14, 2025

    • opencommunications

      Public
      Open Communications profile is Aquia Lightning sub-distribution for NREL/DOE Drupal 8 sites.
      JavaScript
      •7•1•0•0•Updated Feb 13, 2025Feb 13, 2025

    • altrios

      Public
      Rust
      •
      Other
      •10•19•4•7•Updated Feb 13, 2025Feb 13, 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.
      machine-learningdeep-learningtensorflowgenerative-adversarial-networkclimate-dataclimate-changesolar-energyrenewable-energywind-energy
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •27•93•2•3•Updated Feb 13, 2025Feb 13, 2025