National Renewable Energy Laboratory

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718 repositories

openstudio-standards
Public
Ruby
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Other
•68•94•60•9•Updated Aug 22, 2025Aug 22, 2025
hercules
Public
Hercules
Jupyter Notebook
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BSD 3-Clause "New" or "Revised" License
•17•6•7•3•Updated Aug 22, 2025Aug 22, 2025
resstock
Public
Highly granular modeling of residential building stocks at national, regional, and local scales using OpenStudio/EnergyPlus.
Ruby
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Other
•79•127•74•30•Updated Aug 22, 2025Aug 22, 2025
altrios
Public
Rust
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Other
•10•23•9•10•Updated Aug 22, 2025Aug 22, 2025
engage
Public
NREL Engage Project
solver engage glpk nrel capacity-expansion-planning energy-modeling highs
JavaScript
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BSD 3-Clause "New" or "Revised" License
•12•4•0•6•Updated Aug 22, 2025Aug 22, 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++
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Other
•445•1.3k•916•58•Updated Aug 22, 2025Aug 22, 2025
buildstockbatch
Public
Python
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Other
•21•25•50•15•Updated Aug 22, 2025Aug 22, 2025
reV
Public
Renewable Energy Potential (reV) Model
Python
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BSD 3-Clause "New" or "Revised" License
•56•126•25•2•Updated Aug 22, 2025Aug 22, 2025
WattAMeter
Public
Python
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BSD 3-Clause "New" or "Revised" License
•0•1•0•0•Updated Aug 22, 2025Aug 22, 2025
BuildingMOTIF
Public
Building Metadata OnTology Interoperability Framework (BuildingMOTIF). For models, see https://models.open223.info/
Jupyter Notebook
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Other
•16•56•59•10•Updated Aug 22, 2025Aug 22, 2025
NREL-Branding-React-NPM-Package
Public
TypeScript
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MIT License
•8•1•4•0•Updated Aug 22, 2025Aug 22, 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++
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Other
•216•551•211•16•Updated Aug 21, 2025Aug 21, 2025
Catalyst-Vision
Public
0•0•0•0•Updated Aug 21, 2025Aug 21, 2025
SolTrace
Public
SolTrace
C++
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Other
•39•50•22•3•Updated Aug 21, 2025Aug 21, 2025
floris-wake-map
Public
Python
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BSD 3-Clause "New" or "Revised" License
•0•0•3•0•Updated Aug 21, 2025Aug 21, 2025
ROSCO
Public
A Reference Open Source Controller for Wind Turbines
Python
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Apache License 2.0
•107•138•6•2•Updated Aug 21, 2025Aug 21, 2025
ESIFHPC4
Public
Benchmarks repository for NREL's ESIF-HPC-4 project
C
•1•1•0•0•Updated Aug 21, 2025Aug 21, 2025
REopt.jl
Public
Julia
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Apache License 2.0
•38•33•83•29•Updated Aug 21, 2025Aug 21, 2025
rdtools
Public
PV Analysis Tools in Python
Python
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MIT License
•76•164•33•6•Updated Aug 21, 2025Aug 21, 2025
ssc
Public
SAM Simulation Core (SSC) contains the underlying performance and financial models for SAM
C++
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BSD 3-Clause "New" or "Revised" License
•108•88•30•4•Updated Aug 21, 2025Aug 21, 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-learning deep-learning tensorflow generative-adversarial-network climate-data climate-change solar-energy renewable-energy severe-weather wind-energy
Python
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BSD 3-Clause "New" or "Revised" License
•30•111•3•0•Updated Aug 21, 2025Aug 21, 2025
WAVES
Public
Offshore Wind Farm Lifecycle Estimation
python simulation wind-energy discrete-event-simulation lcoe wind-energy-analytics offshore-wind
Python
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Apache License 2.0
•9•12•1•1•Updated Aug 21, 2025Aug 21, 2025
OpenStudio-HPXML
Public
Modeling of residential buildings in EnergyPlus using OpenStudio/HPXML.
Ruby
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Other
•26•53•118•18•Updated Aug 21, 2025Aug 21, 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
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Other
•27•42•55•12•Updated Aug 21, 2025Aug 21, 2025
PVDegradationTools
Public
Set of tools to calculate degradation responses and degradation related parameters for PV.
python reliability degradation photovoltaic-systems pv-modules duramat
Jupyter Notebook
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Other
•20•37•40•8•Updated Aug 21, 2025Aug 21, 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
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Other
•8•2•70•2•Updated Aug 21, 2025Aug 21, 2025
marbles
Public
Lattice Boltzmann method solver using adaptive mesh refinement
adaptive-mesh-refinement amrex lattice-boltzmann-method
Jupyter Notebook
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Apache License 2.0
•12•9•1•0•Updated Aug 21, 2025Aug 21, 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-vision solar convolutional-neural-networks hail hurricane photovoltaic-panels photovoltaics extreme-weather hurricane-damage hail-damage
Jupyter Notebook
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MIT License
•13•27•5•3•Updated Aug 21, 2025Aug 21, 2025
infrasys
Public
Data store for components and time series in support of Python-based modeling packages
Python
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BSD 3-Clause "New" or "Revised" License
•8•9•21•1•Updated Aug 21, 2025Aug 21, 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)
nrel renewable-energy reopt-lite-api reopt-api reoptjl optimization
Python
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Other
•59•108•43•5•Updated Aug 21, 2025Aug 21, 2025