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    661 repositories

    • ssc

      Public
      SAM Simulation Core (SSC) contains the underlying performance and financial models for SAM
      C++
      •
      BSD 3-Clause "New" or "Revised" License
      •84•80•32•2•Updated Jan 23, 2025Jan 23, 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
      •400•1.2k•902•48•Updated Jan 23, 2025Jan 23, 2025

    • ansible-slurm-appliance

      Public
      A Slurm-based HPC workload management environment, driven by Ansible.
      Jinja
      •26•1•0•2•Updated Jan 23, 2025Jan 23, 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
      •10•34•68•15•Updated Jan 23, 2025Jan 23, 2025

    • pysam

      Public
      Python Wrapper for the System Advisor Model
      C
      •
      BSD 3-Clause "New" or "Revised" License
      •51•111•16•0•Updated Jan 23, 2025Jan 23, 2025

    • R2X

      Public
      Model translation framework
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •4•7•20•2•Updated Jan 23, 2025Jan 23, 2025

    • rdtools

      Public
      PV Analysis Tools in Python
      Python
      •
      MIT License
      •68•159•31•3•Updated Jan 23, 2025Jan 23, 2025

    • reV

      Public
      Renewable Energy Potential (reV) Model
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •25•110•34•3•Updated Jan 23, 2025Jan 23, 2025

    • OpenStudio-HPXML

      Public
      Modeling of residential buildings in EnergyPlus using OpenStudio/HPXML.
      Ruby
      •
      Other
      •17•47•110•20•Updated Jan 23, 2025Jan 23, 2025

    • resstock

      Public
      Highly granular modeling of residential building stocks at national, regional, and local scales using OpenStudio/EnergyPlus.
      Ruby
      •
      Other
      •58•116•63•29•Updated Jan 23, 2025Jan 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.
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •6•32•3•0•Updated Jan 23, 2025Jan 23, 2025

    • phygnn

      Public
      physics-guided neural networks (phygnn)
      machine-learningdeep-learningneural-networks
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •21•88•1•0•Updated Jan 23, 2025Jan 23, 2025

    • infrasys

      Public
      Data store for components and time series in support of Python-based modeling packages
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •2•7•17•0•Updated Jan 23, 2025Jan 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.
      machine-learningdeep-learningtensorflowgenerative-adversarial-networkclimate-dataclimate-changesolar-energyrenewable-energywind-energy
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •11•91•2•1•Updated Jan 22, 2025Jan 22, 2025

    • ninterp

      Public
      Numerical interpolation in N-dimensions over a regular, sorted, nonrepeating grid
      rustinterpolationnumerical-analysismultidimensionalmultilinear
      Rust
      •
      BSD 3-Clause "New" or "Revised" License
      •0•3•1•0•Updated Jan 22, 2025Jan 22, 2025

    • fastsim

      Public
      Python
      •
      Apache License 2.0
      •6•23•3•8•Updated Jan 22, 2025Jan 22, 2025

    • OpenStudio-ERI

      Public
      Energy Rating Index (ERI) calculation via OpenStudio/EnergyPlus.
      Ruby
      •
      Other
      •9•19•6•4•Updated Jan 22, 2025Jan 22, 2025

    • sustainability.gov

      Public
      HTML
      •2•4•0•0•Updated Jan 22, 2025Jan 22, 2025

    • REopt_API

      Public
      The model for the REopt API, which is used as the back-end for the REopt Webtool (reopt.nrel.gov/tool), and can be accessed directly via the NREL Developer Network (https://developer.nrel.gov/docs/energy-optimization/reopt)
      nrelrenewable-energyreopt-lite-apireopt-apireoptjloptimization
      Python
      •
      Other
      •46•94•44•13•Updated Jan 22, 2025Jan 22, 2025

    • ROSCO

      Public
      A Reference Open Source Controller for Wind Turbines
      Python
      •
      Apache License 2.0
      •98•120•9•4•Updated Jan 22, 2025Jan 22, 2025

    • openstudio-standards

      Public
      Ruby
      •
      Other
      •58•85•57•7•Updated Jan 22, 2025Jan 22, 2025

    • routee-powertrain

      Public
      RouteE-Powertrain is a tool for predicting energy usage over a set of road links.
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •3•6•11•0•Updated Jan 22, 2025Jan 22, 2025

    • REopt.jl

      Public
      Julia
      •
      Apache License 2.0
      •20•27•80•32•Updated Jan 22, 2025Jan 22, 2025

    • dw-tap-api

      Public
      HTML
      •
      BSD 3-Clause "New" or "Revised" License
      •2•2•18•1•Updated Jan 22, 2025Jan 22, 2025

    • HOPP

      Public
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •46•25•57•2•Updated Jan 22, 2025Jan 22, 2025

    • Multi-Tube-OD-Reader

      Public
      Hardware & App for Multi-Tube OD Reader
      pythonappmicrobiologylab-automationhardware-designspy-shiny
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •0•0•0•0•Updated Jan 22, 2025Jan 22, 2025

    • openstudio-ee-gem

      Public
      Ruby
      •
      Other
      •0•1•4•2•Updated Jan 22, 2025Jan 22, 2025

    • NREL-Beam-Characterization

      Public
      Jupyter Notebook
      •
      BSD 3-Clause "New" or "Revised" License
      •2•1•0•0•Updated Jan 22, 2025Jan 22, 2025

    • GEOPHIRES-X

      Public
      GEOPHIRES is NREL's free and open-source geothermal techno-economic simulator.
      Python
      •
      MIT License
      •26•33•49•1•Updated Jan 22, 2025Jan 22, 2025

    • NEB-Tool

      Public
      A user friendly, graphical, open-source application (Web/Mac/Windows) of the multiple benefits framework for non-energy benefits, incorporating additional aspects to make the tool effective for use in the United States.
      TypeScript
      •
      Other
      •2•1•94•0•Updated Jan 22, 2025Jan 22, 2025