# External models download portal

From CSDMS

# Select Models from outside CSDMS repository

Program | Description | Developer | CMTRun Help | Download |
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ACADIA | A finite element formulation of the non-conservative form of the vertically integrated advection/diffusion/reaction (ADR) equation | Gentleman, Wendy |
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ADCIRC | Coastal Circulation and Storm Surge Model | Luettich, Rick |
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AeoLiS | AeoLiS is a process-based model for simulating aeolian sediment transport in situations where supply-limiting factors are important, like in coastal environments. | Hoonhout, Bas |
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AlluvStrat | Rules-based model to generate a 2-dimensional cross section of alluvial stratigraphy based on fluvial processes | Wickert, Andy |
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Alpine3D | 3D model of alpine surface processes | Bavay, Mathias |
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Anuga | ANUGA is a hydrodynamic modelling tool that allows users to model realistic flow problems in complex 2D geometries. | Habili, Nariman |
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AnugaSed | Add-on package to ANUGA with modules for sediment transport and vegetation drag | Perignon, Mariela |
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ApsimX | The Agricultural Production Systems sIMulator (APSIM) | Holzworth, Dean |
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Auto marsh | Cellula automata model for salt marsh evolution with variable soil resistance under wind waves attack | Leonardi, Nicoletta |
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Avulsion | Stream avulsion model | Hutton, Eric |
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BOM | Bergen Ocean Model | Berntsen, Jarle |
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BRaKE | Computes evolution of a bedrock river longitudinal profile in the presence of large, hillslope-derived blocks. | Shobe, Charles |
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Badlands | Basin and landscape dynamics | Salles, Tristan |
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Barrier Inlet Environment (BRIE) Model | Coastal barrier island transgression model | Nienhuis, Jaap |
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BatTri | A graphical Matlab interface to the C language 2-D quality finite element grid generator Triangle. | Shewchuk, Jonathan |
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Bing | Submarine debris flows | Hutton, Eric |
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Bio | Biogenic mixing of marine sediments | Hutton, Eric |
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BlockLab | BlockLab computes landscape evolution in the presence of large blocks of rock on hillslopes and in channels. | Shobe, Charles |
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CAESAR Lisflood | Caesar Lisflood is a morphodynamic / Landscape evolution model that simulates erosion and deposition in river catchments and reaches over time scales from hours to 1000's of years. | Coulthard, Tom |
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CAM-CARMA | A GCM for Titan that incorporates aerosols | Larson, Eric |
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CBOFS2 | The Second Generation Chesapeake Bay Operational Forecast System (CBOFS2): A ROMS‐Based Modeling System | Lanerolle, Lyon |
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CHILD | Landscape Evolution Model | Tucker, Greg |
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CICE | Los Alamos sea ice model | Hunke, Elizabeth |
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CLUMondo | The CLUMondo model is a spatially explicit and dynamics land system change model | Verburg, Peter |
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CREST | The Coupled Routing and Excess STorage (CREST) model is a distributed hydrologic model developed to simulate the spatial and temporal variation of atmospheric, land surface, and subsurface water fluxes and storages by cell-to-cell simulation. | Wang, Jiahu |
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Caesar | Cellular landscape evolution model | Coulthard, Tom |
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ChannelProfiler | The ChannelProfiler extracts and plots channel networks from a landlab grid. | Barnhart, Katy |
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ChesROMS | Chesapeake Bay ROMS Community Model (ChesROMS), special case of ROMS | Long, Wen |
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ChiFinder | Calculate Chi Indices | Hobley, Daniel |
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Cliffs | Numerical model to compute tsunami propagation and runup on land in the shallow-water approximation | Tolkova, Elena |
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CoastMorpho2D | Long term 2D morphodynamics of coastal areas | Mariotti, Giulio |
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Compact | Sediment compaction | Hutton, Eric |
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CryoGrid3 | CryoGrid 3 is a simple land-surface scheme dedicated to modeling of ground temperatures in permafrost environments. | Westermann, Sebastian |
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DHSVM | DHSVM is a distributed hydrologic model that explicitly represents the effects of topography and vegetation on water fluxes through the landscape. | DHSVM, Administrator |
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DLBRM | Distributed Large Basin Runoff Model | Croley, Thomas |
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DR3M | Distributed Routing Rainfall-Runoff Model--version II | U.S., Geological Survey |
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DROG3D | 3-DIMENSIONAL DROGUE TRACKING ALGORITHM FOR A FINITE ELEMENT GRID WITH LINEAR FINITE ELEMENTS | Blanton, Brian |
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Dakotathon | A Python API for the Dakota iterative systems analysis toolkit. | Piper, Mark |
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Delft3D | 3D hydrodynamic and sediment transport model | Delft3D, Support |
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Demeter | Demeter - A Land Use and Land Cover Change Disaggregation Model | Vernon, Chris |
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DepressionFinderAndRouter | Find depressions on a topographic surface. | Hobley, Dan |
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DepthDependentDiffuser | Soil depth-dependent linear hillslope diffuser | Glade, Rachel |
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DepthDependentTaylorDiffuser | This component implements a depth-dependent Taylor series diffusion rule, combining concepts of Ganti et al. (2012) and Johnstone and Hilley (2014). | Glade, Rachel |
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DetachmentLtdErosion | Simulate detachment limited sediment transport. | Adams, Jordan |
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Detrital Thermochron | Code for estimating long-term exhumation histories and spatial patterns of short-term erosion from the detrital thermochronometric data. | Avdeev, Boris |
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Diffusion | Diffusion of marine sediments due to waves, bioturbation | Hutton, Eric |
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Drainage Density | Component for calculating drainage density in Landlab given a channel network | Shobe, Charles |
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ECSimpleSnow | A simple snow model | Wang, Kang |
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EF5 | Ensemble Framework For Flash Flood Forecasting | Flamig, Zac |
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ELCIRC | Eulerian-Lagrangian CIRCulation | Zhang, Yinglong |
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ESCAPE | parallel global-scale landscape evolution model | Salles, Tristan |
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Ecopath with Ecosim | Ecopath with Ecosim (EwE) is an ecological modeling software suite for personal computers | Christensen, Villy |
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ErosionDeposition | Landlab component for fluvial erosion/deposition. | Shobe, Charles |
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EstuarineMorphologyEstimator | Empirical Assessment Tool for Bathymetry, Flow Velocity and Salinity in Estuaries Based on Tidal Amplitude and Remotely-Sensed Imagery | Leuven, Jasper |
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ExponentialWeatherer | Exponential soil production function in the style of Ahnert (1976) | Glade, Rachel |
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FACET | Floodplain and Channel Evaluation Tool (FACET) | Lamont, Samuel |
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FUNDY | a 3-D diagnostic model for continental shelf circulation studies | Naimie, Christopher |
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FUNWAVE | Fully Nonlinear Boussinesq Wave Model | Kirby, Jim |
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FVCOM | The Unstructured Grid Finite Volume Coastal Ocean Model | Chen, Changsheng |
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FastscapeEroder | Compute fluvial erosion using stream power theory (“fastscape” algorithm) | Hobley, Daniel |
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FireGenerator | This component generates a random fire event or fire time series from the Weibull statistical distribution. | Adams, Jordan |
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Flexure | Deform the lithosphere with 1D or 2D flexure. | Hutton, Eric |
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FlowAccumulator | Component to accumulate flow and calculate drainage area. | Barnhart, Katy |
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FlowDirectorD8 | Single-path (steepest direction) flow direction with diagonals on rasters. | Barnhart, Katy |
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FlowDirectorDinf | Flow direction on a raster grid by the D infinity method. | Barnhart, Katy |
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FlowDirectorMFD | Multiple-path flow direction with or without out diagonals. | Barnhart, Katy |
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FlowDirectorSteepest | Single-path (steepest direction) flow direction without diagonals. | Barnhart, Katy |
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FractureGridGenerator | Create a 2D grid with randomly generated fractures. | Tucker, Greg |
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Frost Model | Frost model predicts the likelihood of occurrence of permafrost in the land surface based on the monthly temperature distribution | Overeem, Irina |
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GEOtop | Distributed hydrological model, water and energy budgets | Rigon, Riccardo |
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GIPL | GIPL(Geophysical Institute Permafrost Laboratory) is an implicit finite difference one-dimensional heat flow numerical model. | Jafarov, Elchin |
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GISS AOM | GISS Atmosphere-Ocean Model | Rind, David |
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GISS GCM ModelE | GISS GCM ModelE | Schmidt, Gavin |
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GNE | Set of biogeochemical sub-models that predicts river export | Seitzinger, Sybil |
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GRLP | Evolves gravel-bed river long profiles | Wickert, Andrew |
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GSFLOW | Ground-water and Surface-water FLOW model | Markstrom, Steve |
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GSFLOW-GRASS | Quickly generates input files for and runs GSFLOW, and visualizes the output | Wickert, Andrew |
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GeoClaw | Depth-averaged fluid dynamics for modeling geophysical flows and wave propagation | LeVeque, Randall |
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Glimmer-CISM | Dynamic thermo-mechanical ice sheet model | Hagdorn, Magnus |
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Gospl | Global Scalable Paleo Landscape Evolution | Salles, Tristan |
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GrainHill | Cellular automaton model of hillslope evolution | Tucker, Gregory |
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GroundwaterDupuitPercolator | The GroundwaterDupuitPercolator solves the Boussinesq equation for flow in an unconfined aquifer over an impermeable aquifer base and calculates groundwater return flow to the surface. | Litwin, David |
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HBV | HBV model is a rainfall-runoff model | Craven, John |
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HIM | Hallberg Isopycnal Model | Hallberg, Robert |
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HackCalculator | Calculate Hack parameters. | Barnhart, Katy |
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HexWatershed | A watershed delineation model based on hexagonal mesh grid | Liao, Chang |
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Hogback | Evolution of a hogback | Glade, Rachel |
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HydroTrend | Climate driven hydrological transport model | Kettner, Albert |
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Hydromad | Hydrological Model Assessment and Development | Guillaume, Joseph |
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ILAMB | The International Land Model Benchmarking (ILAMB) toolkit | Collier, Nathan |
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ISSM | Ice Sheet System Model (ISSM) | Larour, Eric |
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IceFlow | 2D semi-implicit shallow ice approximation glacier model | Wickert, Andy |
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Icepack | Icepack is a Python package for simulating the flow of glaciers and ice sheets, as well as for solving glaciological data assimilation problems. | Shapero, Daniel |
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Inflow | Steady-state hyperpycnal flow model | Hutton, Eric |
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KnickZone-Picker | Matlab-based scripts to extract topometrics for catchments and identify river knickpoints. | Bookhagen, Bodo |
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Kudryavtsev Model | Permafrost Active Layer Thickness Model based on Kudryavtsev's parametrization | Overeem, Irina |
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LEMming2 | 2D model that simulates the retreat of hard-capped cliffs | Ward, Dylan |
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LISFLOOD | LISFLOOD - a distributed hydrological rainfall-runoff model | de Roo, Ad |
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LOADEST | Software for estimating constituent loads in streams and rivers | Runkel, Rob |
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LTRANS | The Larval TRANSport Lagrangian model (LTRANS) is an off-line particle-tracking model that runs with the stored predictions of a 3D hydrodynamic model, specifically the Regional Ocean Modeling System (ROMS). | North, Elizabeth |
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LakeMapperBarnes | Temporarily fills depressions and reroutes flow across them | Hobley, Daniel |
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Landlab | Python software framework for writing, assembling, and running 2D numerical models | Tucker, Greg |
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Landslides | Landlab component that simulates landslide probability of failure as well as mean relative wetness and probability of saturation. | Strauch, Ronda |
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LateralEroder | Laterally erode neighbor node through fluvial erosion. | Langston, Abigail |
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LinearDiffuser | Landlab component that models soil creep as a linear diffusion process | Tucker, Greg |
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Lithology | Create a Lithology object with different properties | Barnhart, Katy |
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LossyFlowAccumulator | Component to calculate drainage area and accumulate flow, while permitting dynamic loss or gain of flow downstream. | Hobley, Dan |
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LuSS | A set of MATLAB functions to model how luminescence evolves in different geomorphic scenarios. | Brown, Nathan |
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MCPM | A stand alone model for the morphological evolution of an idealized transect across a marsh channel-and-platform. | Mariotti, Giulio |
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MICOM | Miami Isopycnic Coordinate Ocean Model | Bleck, Rainer |
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MODFLOW | MODFLOW is a three-dimensional finite-difference ground-water model | Barlow, Paul |
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MOM6 | MOM6 is the latest generation of the Modular Ocean Model which is a numerical model code for simulating the ocean general circulation. | User community, MOM6 |
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Meander Centerline Migration Model | Simulation of the long-term migration of meandering rivers flowing above heterogeneous floodplains | Bogoni, Manuel |
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Meanderpy | A simple kinematic model of meandering | Sylvester, Zoltan |
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Mocsy | Routines to model the ocean carbonate system | Orr, James |
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NEXRAD-extract | Extract data from NEXRAD Doppler Radar NetCDFs | Wickert, Andy |
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NUBBLE | A turbulent boundary layer model for the linearized shallow water equations | Naimie, Christopher |
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NWM Data Component | A CSDMS data component used to download the National Water Model datasets. | Gan, Tian |
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NearCoM | Nearshore Community Model | Kirby, James |
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NormalFault | NormalFault implements relative rock motion due to a normal fault. | Barnhart, Katy |
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OTEQ | One-Dimensional Transport with Equilibrium Chemistry (OTEQ): A Reactive Transport Model for Streams and Rivers | Runkel, Rob |
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OTIS | One-Dimensional Transport with Inflow and Storage (OTIS): A Solute Transport Model for Streams and Rivers | Runkel, Rob |
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OlaFlow | Wave generation and active absorption interaction with porous structures framework | Higuera, Pablo |
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OpenFOAM | Open Field Operation and Manipulation is a toolbox for the development of customized numerical solvers. | Weller, Henry |
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OverlandFlow | Component simulating overland flow using a 2-D numerical approximation of the shallow-water equations following the de Almeida et al., 2012 algorithm for storage-cell inundation modeling. | Adams, Jordan |
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OverlandFlowBates | This component simulates overland flow using the 2-D numerical model of shallow-water flow over topography using the Bates et al. (2010) algorithm for storage-cell inundation modeling. | Adams, Jordan |
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PHREEQC | PHREEQC version 3 is a computer program written in the C and C++ programming languages that is designed to perform a wide variety of aqueous geochemical calculations | Parkhurst, David |
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PIHM | PIHM is a multiprocess, multi-scale hydrologic model. | Duffy, Christopher |
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PIHMgis | Tightly coupled GIS interface for the Penn State Integrated Hydrologic Model | Duffy, Christopher |
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PISM | Parallel Ice Sheet Model, PISM | Group, Glacier |
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PRMS | Precipitation-Runoff Modeling System | Leavesley, George |
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ParFlow | Parallel, high-performance, integrated watershed model | Maxwell, Reed |
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Permafrost Benchmark System | The PBS is a web-based tool for conducting benchmarking studies of permafrost models. | Piper, Mark |
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PerronNLDiffuse | Nonlinear diffusion, following Perron (2011). | Hobley, Daniel |
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Plume | Hypopycnal sediment plume | Hutton, Eric |
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PotentialEvapotranspiration | Calculates potential evapotranspiration | Nudurupati, Sai |
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PotentialityFlowRouter | Multidirectional flow routing using a novel method. | Hobley, Daniel |
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PrecipitationDistribution | Generate random sequence of precipitation events | Adams, Jordan |
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Princeton Ocean Model (POM) | POM: Sigma coordinate coastal & basin circulation model | Ezer, Tal |
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PyDeltaRCM | Reduced complexity river delta formation and evolution model with channel dynamics | Perignon, Mariela |
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PyRiverBed | A Python framework to generate synthetic riverbed topography of constant-width meandering rivers | Li, Zhi |
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QUAL2K | A Modeling Framework for Simulating River and Stream Water Quality | Chapra, Steve |
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QUODDY | A state-of-the-art finite-element computer simulation program for coastal ocean circulation modeling | Lynch, Kristina |
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RAFEM | River Avulsion and Floodplain Evolution Module | Ratliff, Katherine |
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REF-DIF | Phase-resolving parabolic refraction-diffraction model for ocean surface wave propagation. | Kirby, James |
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RHESSys | Regional Hydro-Ecologic Simulation System | Tague, christina |
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ROMS | Regional Ocean Modeling System | Arango, Hernan G. |
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Radiation | Compute 1D and 2D total incident shortwave radiation. | Nudurupati, Sai |
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Rescal-snow | A model of dunes and snow-waves | Kochanski, Kelly |
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Reservoir | Reservoir: Tools for Analysis, Design, and Operation of Water Supply Storages | Turner, Sean |
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RivMAP | Matlab toolbox for mapping and measuring river planform changes | Schwenk, Jon |
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River Erosion Model | An intermediate complexity model for simulating stream channel evolution (years to decades) at the watershed scale. | Lammers, Roderick |
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River Temperature Model | River Temperature Model based on heat balance approach | Overeem, Irina |
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SEA | Southamption--East Anglia | Stevens, David |
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SELFE | Semi-implicit Eulerian–Lagrangian Finite Element | Zhang, Yinglong |
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SICOPOLIS | Ice sheet model | Greve, Ralf |
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SIGNUM | SIGNUM (Simple Integrated Geomorphological Numerical Model) is a MAtlab TIN-based landscape evolution model | Capolongo, Domenico |
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SLAMM 6.7 | The Sea Level Affecting Marshes Model (SLAMM) | Clough, Jonathan |
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SNAC | An updated Lagrangian explicit finite difference code for modeling a finitely deforming elasto-visco-plastic solid in 3D. | Choi, Eunseo |
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SPACE | Landlab component for 2-D calculation of fluvial sediment transport and bedrock erosion | Shobe, Charles |
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SPARROW | The SPARROW Surface Water-Quality Model | Alexander, Richard |
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SPHYSICS | Smoothed Particle Hydrodynamics code | Dalrymple, Robert |
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STSWM | NCAR Spectral Transform Shallow Water Model | Hack, James |
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STWAVE | Steady-State Spectral Wave Model | Smith, Jane |
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SWAN | SWAN is a third-generation wave model | SWAN, Team |
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SWAT | SWAT is a river basin scale model developed to quantify the impact of land management practices in large, complex watersheds. | Arnold, Jeff |
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SWMM | Storm Water Management Model | Rossman, Lewis |
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Sakura | 3 Equation hyperpycnal flow model | Kubo, Yusuke |
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SedDepEroder | Compute fluvial erosion using using “tools and cover” theory | Hobley, Daniel |
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Sedflux | Basin filling stratigraphic model | Hutton, Eric |
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Sedtrans05 | Sediment transport model for continental shelf and estuaries | Neumeier, Urs |
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SinkFiller | Fill sinks in a landscape to the brim, following the Barnes et al. (2014) algorithms. | Hobley, Daniel |
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SoilInfiltrationGreenAmpt | Landlab component that calculates soil infiltration based on the Green-Ampt solution. | Rengers, Francis |
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SoilMoisture | Compute the decay of soil moisture saturation at storm-interstorm time period | Nudurupati, Sai |
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SpatialPrecipitationDistribution | Generate random sequence of spatially-resolved precipitation events | Hobley, Daniel |
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SpeciesEvolver | Evolve life in a landscape. | Lyons, Nathan |
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SteepnessFinder | Calculate steepness and concavity indices from gridded topography | Hobley, Daniel |
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StreamPowerSmoothThresholdEroder | Compute fluvial erosion using stream power theory with a numerically smoothed threshold | Tucker, Greg |
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Symphonie | 3D primitive equation ocean model | Marsaleix, Patrick |
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TAo | tAo is a software designed to model the interplay between lithosphere flexure and surface transport (erosion/sedimentation), particularly during the formation of orogens and foreland sedimentary basins (see details). | Garcia Castellanos, Daniel |
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TISC | TISC integrates quantitative models of lithospheric flexure, fault deformation, and surface mass transport (erosion/transport/sedimentation) along drainage networks. | Garcia Castellanos, Daniel |
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TOPMODEL | Physically based, distributed watershed model that simulates hydrologic fluxes of water through a watershed | Beven, Keith |
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TOPOG | TOPOG is a terrain analysis-based hydrologic modelling package | Silberstein, Richard |
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TauDEM | A suite of Digital Elevation Model (DEM) tools for the extraction and analysis of hydrologic information from topography as represented by a DEM. TauDEM 5 is a new version implemented to take advantage of parallel processing | Tarboton, David |
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TaylorNonLinearDiffuser | Model non-linear soil creep after Ganti et al. (2012) | Glade, Rachel |
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Terrainbento | A Python package for multi-model analysis in long-term drainage basin evolution | Barnhart, Katy |
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Terrapin | Build and destroy strath and fill terraces | Wickert, Andy |
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The TELEMAC system | a powerful integrated modeling tool for use in the field of free-surface flows. | TELEMAC support team, - |
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TopoFlow | Spatially-distributed, D8-based hydrologic model | Peckham, Scott |
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TopoFlow-Channels-Diffusive Wave | Diffusive Wave process component for flow routing in a D8-based, spatial hydrologic model | Peckham, Scott |
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TopoFlow-Channels-Dynamic Wave | Dynamic Wave process component for flow routing in a D8-based, spatial hydrologic model | Peckham, Scott |
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TopoFlow-Channels-Kinematic Wave | Kinematic Wave process component for flow routing in a D8-based, spatial hydrologic model. | Peckham, Scott |
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TopoFlow-Data-HIS | The CUAHSI Hydrologic Information System | Peckham, Scott |
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TopoFlow-Diversions | Diversions component for a D8-based, spatial hydrologic model. | Peckham, Scott |
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TopoFlow-Evaporation-Energy Balance | Evaporation process component (Energy Balance method) for a D8-based, spatial hydrologic model | Peckham, Scott |
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TopoFlow-Evaporation-Priestley Taylor | Evaporation process component (Priestley-Taylor method) for a D8-based, spatial hydrologic model | Peckham, Scott |
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TopoFlow-Evaporation-Read File | Evaporation process component (read from file method) for a spatially-distributed hydrologic model. | Peckham, Scott |
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TopoFlow-Infiltration-Green-Ampt | Infiltration process component (Green-Ampt method) for a D8-based, spatial hydrologic model | Peckham, Scott |
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TopoFlow-Infiltration-Richards 1D | Infiltration process component (Richards 1D method) for a D8-based, spatial hydrologic model | Peckham, Scott |
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TopoFlow-Infiltration-Smith-Parlange | Infiltration process component (Smith-Parlange method) for a D8-based, spatial hydrologic model | Peckham, Scott |
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TopoFlow-Meteorology | Meteorology process component for a D8-based, spatial hydrologic model | Peckham, Scott |
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TopoFlow-Saturated Zone-Darcy Layers | Saturated Zone process component (Darcy's law, multiple soil layers) for a D8-based, spatial hydrologic model | Peckham, Scott |
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TopoFlow-Snowmelt-Degree-Day | Snowmelt process component (Degree-Day method) for a D8-based, spatial hydrologic model | Peckham, Scott |
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TopoFlow-Snowmelt-Energy Balance | Snowmelt process component (Energy Balance method) for a D8-based, spatial hydrologic model | Peckham, Scott |
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TransportLengthHillslopeDiffuser | Transport length hillslope diffusion. | Mouchene, Margaux |
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UEB | The Utah Energy Balance (UEB) Grid snowmelt model | Tarboton, David |
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UMCESroms | Chesapeake Bay Application, special case of Regional Ocean Modeling System (ROMS) | Li, Yun |
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VIC | VIC (Variable Infiltration Capacity) is a macroscale hydrologic model that solves full water and energy balances, originally developed by Xu Liang at the University of Washington. | Lettenmaier, Dennis |
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VegCA | Landlab component that simulates inter-species plant competition using a 2D cellular automata model. | Nudurupati, Sai |
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Vegetation | Model plant dynamics using multiple representative plant species | Nudurupati, Sai |
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WAVEWATCH III ^TM | Spectral wind wave model | Tolman, Hendrik |
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WBM-WTM | Water Balance/Transport Model | Fekete, Balazs |
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WDUNE | GUI implementation of the Werner (1995) cellular automata aeolian dune model | Barchyn, Tom |
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WOFOST | WOFOST (WOrld FOod STudies) is a simulation model for the quantitative analysis of the growth and production of annual field crops. | Boogaard, Hendrik |
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WRF-Hydro | The WRF-Hydro® Modeling System, an open-source community model, is used for a range of projects, including flash flood prediction, regional hydroclimate impacts assessment, seasonal forecasting of water resources, and land-atmosphere coupling studies. It produces forecasts and analyses for all major terrestrial water-cycle components: Precipitation, Streamflow, Soil moisture, Snowpack, Flooding, Groundwater. | McAllister, Molly |
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XBeach | Morphological changes, nearshore currents, wave propagation and sediment transport model | Roelvink, Dano |
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ZoneController | Controls zones and populates them with taxa. | Lyons, Nathan |
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ZoneTaxon | A zone-based taxon | Lyons, Nathan |
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Zscape | A simple parallel code to demonstrate diffusion | Connor, Chuck |

indicates open source code models that are available through another community modeling portal. The portals offer much information. To download the code(s) you may be asked to register as a user at their portal. By registering you will receive updates on new releases and other community information. Your registration will help the developers demonstrate to funders the size of their model's community. If you have problems getting access to this open source code, please let us know CSDMSsupport@Colorado.edu. CSDMS has a version of the code in its library and considers the code part of the open-source CSDMS initiative.