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    660 repositories

    • REopt.jl

      Public
      Julia
      •
      Apache License 2.0
      •20•27•81•34•Updated Jan 15, 2025Jan 15, 2025

    • fastsim

      Public
      Python
      •
      Apache License 2.0
      •6•23•3•10•Updated Jan 15, 2025Jan 15, 2025

    • R2X

      Public
      Model translation framework
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •4•7•23•2•Updated Jan 15, 2025Jan 15, 2025

    • OpenStudio-HPXML

      Public
      Modeling of residential buildings in EnergyPlus using OpenStudio/HPXML.
      Ruby
      •
      Other
      •17•47•108•21•Updated Jan 15, 2025Jan 15, 2025

    • altrios

      Public
      Rust
      •
      Other
      •5•18•4•9•Updated Jan 15, 2025Jan 15, 2025

    • ansible-slurm-appliance

      Public
      A Slurm-based HPC workload management environment, driven by Ansible.
      Jinja
      •26•1•0•0•Updated Jan 15, 2025Jan 15, 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•91•1•Updated Jan 15, 2025Jan 15, 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 15, 2025Jan 15, 2025

    • 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++
      •
      Other
      •195•515•201•13•Updated Jan 15, 2025Jan 15, 2025

    • BioReactorDesign

      Public
      Bio Reactor Design (BiRD): a toolbox to simulate and analyze different designs of bioreactors in OpenFOAM
      meshingopenfoampostprocessingbioreactorinverse-modelling
      Liquid
      •
      BSD 3-Clause "New" or "Revised" License
      •5•14•6•6•Updated Jan 15, 2025Jan 15, 2025

    • celavi

      Public
      Codebase for the Circular Economy Lifecycle Assessment and VIsualization (CELAVI) modeling framework.
      Python
      •
      GNU General Public License v3.0
      •7•11•4•1•Updated Jan 15, 2025Jan 15, 2025

    • scikit-sundae

      Public
      SUNDIALS bindings to differential aglebraic equation solvers.
      pythonodedaesundialsnumerical-integrationivp
      Cython
      •
      BSD 3-Clause "New" or "Revised" License
      •1•0•0•0•Updated Jan 15, 2025Jan 15, 2025

    • opencommunications

      Public
      Open Communications profile is Aquia Lightning sub-distribution for NREL/DOE Drupal 8 sites.
      JavaScript
      •1•1•0•0•Updated Jan 14, 2025Jan 14, 2025

    • resstock

      Public
      Highly granular modeling of residential building stocks at national, regional, and local scales using OpenStudio/EnergyPlus.
      Ruby
      •
      Other
      •57•115•63•30•Updated Jan 14, 2025Jan 14, 2025

    • chronify

      Public
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •0•2•16•2•Updated Jan 14, 2025Jan 14, 2025

    • pysam

      Public
      Python Wrapper for the System Advisor Model
      C
      •
      BSD 3-Clause "New" or "Revised" License
      •50•111•16•0•Updated Jan 14, 2025Jan 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
      •84•80•32•2•Updated Jan 14, 2025Jan 14, 2025

    • openstudio-standards

      Public
      Ruby
      •
      Other
      •58•85•57•7•Updated Jan 14, 2025Jan 14, 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•14•Updated Jan 14, 2025Jan 14, 2025

    • ceca-evaluations

      Public
      NREL CECA™ evaluation procedures
      Creative Commons Attribution Share Alike 4.0 International
      •2•1•0•0•Updated Jan 14, 2025Jan 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
      •66•119•59•13•Updated Jan 14, 2025Jan 14, 2025

    • engage

      Public
      NREL Engage Project
      solverengageglpknrelcapacity-expansion-planningenergy-modelinghighs
      JavaScript
      •
      BSD 3-Clause "New" or "Revised" License
      •7•4•1•6•Updated Jan 14, 2025Jan 14, 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•33•67•15•Updated Jan 14, 2025Jan 14, 2025

    • GreenHEART

      Public
      PowerBuilder
      •
      Other
      •9•3•22•1•Updated Jan 14, 2025Jan 14, 2025

    • SAM

      Public
      System Advisor Model (SAM)
      C++
      •
      BSD 3-Clause "New" or "Revised" License
      •151•350•82•6•Updated Jan 14, 2025Jan 14, 2025

    • pCrunch

      Public
      Python
      •
      Apache License 2.0
      •11•8•2•1•Updated Jan 14, 2025Jan 14, 2025

    • WETOStack

      Public
      TeX
      •
      Other
      •5•4•0•0•Updated Jan 14, 2025Jan 14, 2025

    • PV_ICE

      Public
      An open-source tool to quantify Solar Photovoltaics (PV) Energy and Mass Flows in the Circular Economy, from a Reliability and Lifetime approach
      reliabilityrepairreuselifetimecircular-economysolar-energycircularityrecyclephotovoltaicscircularity-metrics
      HTML
      •
      Other
      •11•36•11•0•Updated Jan 13, 2025Jan 13, 2025

    • battery-heat-output

      Public
      Jupyter Notebook
      •1•7•0•0•Updated Jan 13, 2025Jan 13, 2025

    • PVDegradationTools

      Public
      Set of tools to calculate degradation responses and degradation related parameters for PV.
      pythonreliabilitydegradationphotovoltaic-systemspv-modulesduramat
      Jupyter Notebook
      •
      Other
      •7•32•25•3•Updated Jan 13, 2025Jan 13, 2025