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    673 repositories

    • ninterp

      Public
      Numerical interpolation in N-dimensions over rectilinear grids
      rustinterpolationnumerical-analysismultidimensionalmultilinear
      Rust
      •
      BSD 3-Clause "New" or "Revised" License
      •6•3•0•1•Updated Mar 21, 2025Mar 21, 2025

    • openstudio-standards

      Public
      Ruby
      •
      Other
      •65•89•56•11•Updated Mar 21, 2025Mar 21, 2025

    • OpenStudio-HPXML

      Public
      Modeling of residential buildings in EnergyPlus using OpenStudio/HPXML.
      Ruby
      •
      Other
      •24•50•113•22•Updated Mar 21, 2025Mar 21, 2025

    • resstock

      Public
      Highly granular modeling of residential building stocks at national, regional, and local scales using OpenStudio/EnergyPlus.
      Ruby
      •
      Other
      •78•120•67•23•Updated Mar 21, 2025Mar 21, 2025

    • GreenHEART

      Public
      Python
      •
      Other
      •17•5•44•1•Updated Mar 21, 2025Mar 21, 2025

    • HOPP

      Public
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •54•26•62•0•Updated Mar 21, 2025Mar 21, 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
      •426•1.2k•896•34•Updated Mar 21, 2025Mar 21, 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
      •211•530•196•10•Updated Mar 20, 2025Mar 20, 2025

    • OpenStudio-ERI

      Public
      Energy Rating Index (ERI) calculation via OpenStudio/EnergyPlus.
      Ruby
      •
      Other
      •17•21•6•4•Updated Mar 20, 2025Mar 20, 2025

    • BuildingMOTIF

      Public
      Building Metadata OnTology Interoperability Framework (BuildingMOTIF). For models, see https://models.open223.info/
      Jupyter Notebook
      •
      Other
      •13•51•56•9•Updated Mar 20, 2025Mar 20, 2025

    • vidyut3d

      Public
      C++
      •
      BSD 3-Clause "New" or "Revised" License
      •7•2•0•0•Updated Mar 20, 2025Mar 20, 2025

    • routee-compass

      Public
      An energy-aware vehicle routing engine
      routingnetworksroute-planningroad-networkseco-routing
      Rust
      •
      BSD 3-Clause "New" or "Revised" License
      •12•13•46•2•Updated Mar 20, 2025Mar 20, 2025

    • OpenStudio-measure-tester-gem

      Public
      HTML
      •
      Other
      •7•3•16•2•Updated Mar 20, 2025Mar 20, 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
      •26•38•46•15•Updated Mar 20, 2025Mar 20, 2025

    • ssc

      Public
      SAM Simulation Core (SSC) contains the underlying performance and financial models for SAM
      C++
      •
      BSD 3-Clause "New" or "Revised" License
      •105•82•30•4•Updated Mar 20, 2025Mar 20, 2025

    • REopt.jl

      Public
      Julia
      •
      Apache License 2.0
      •33•27•82•35•Updated Mar 20, 2025Mar 20, 2025

    • openstudio-ee-gem

      Public
      Ruby
      •
      Other
      •7•2•5•3•Updated Mar 20, 2025Mar 20, 2025

    • altrios

      Public
      Rust
      •
      Other
      •10•20•4•8•Updated Mar 20, 2025Mar 20, 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
      •9•1•102•2•Updated Mar 20, 2025Mar 20, 2025

    • Panel-Segmentation

      Public
      This open-source package provides a framework for automatically detecting and extracting metadata from solar array installations in satellite images.
      computer-visionsolarconvolutional-neural-networksphotovoltaic-panelsphotovoltaics
      Jupyter Notebook
      •
      MIT License
      •11•24•4•3•Updated Mar 20, 2025Mar 20, 2025

    • reVX

      Public
      The Renewable Energy Potential(V) eXchange Tool: reVX
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •17•24•20•1•Updated Mar 20, 2025Mar 20, 2025

    • floris

      Public
      A controls-oriented engineering wake model.
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •172•237•69•21•Updated Mar 20, 2025Mar 20, 2025

    • SolTrace

      Public
      SolTrace
      C++
      •
      Other
      •39•46•21•1•Updated Mar 20, 2025Mar 20, 2025

    • Spawn

      Public
      C++
      •
      Other
      •9•18•20•2•Updated Mar 20, 2025Mar 20, 2025

    • pysam

      Public
      Python Wrapper for the System Advisor Model
      C
      •
      BSD 3-Clause "New" or "Revised" License
      •70•115•14•1•Updated Mar 20, 2025Mar 20, 2025

    • celavi

      Public
      Codebase for the Circular Economy Lifecycle Assessment and VIsualization (CELAVI) modeling framework.
      Python
      •
      GNU General Public License v3.0
      •15•13•12•0•Updated Mar 20, 2025Mar 20, 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•122•59•12•Updated Mar 20, 2025Mar 20, 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
      •56•97•44•13•Updated Mar 20, 2025Mar 20, 2025

    • thevenin

      Public
      Equivalent circuit models in Python
      batterymodelecmcircuitelectrical
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •8•2•0•0•Updated Mar 20, 2025Mar 20, 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.
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •154•64•20•9•Updated Mar 20, 2025Mar 20, 2025
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