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Model	Description	Domain	Dimension	Scale	Code status	Keywords	First name
1D Hillslope MCMC	Monte Carlo chain of 1D non-linear diffusion hillslope model to find most likely boundary conditions	Terrestrial	1D	Reach-Scale	As is, no updates are provided	landscape evolution Hillslope Model	Martin
1D Particle-Based Hillslope Evolution Model	1D probabilistic, particle-based model of hillslope evolution for studying hillslope equilibration and response to perturbations.	Coastal Geodynamic Terrestrial	1D	Landscape-Scale Reach-Scale Watershed-Scale		Hillslope Model Particle-based Landscape Evolution	Jacob
1DBreachingTurbidityCurrent	1D Breaching Turbidity current model for generating continuous turbidity currents	Coastal	1D	Watershed-Scale		turbidity current	Esther
2DFLOWVEL	Tidal & wind-driven coastal circulation routine	Coastal	2D		As is, no updates are provided	flow dynamics	Rudy
ACADIA	A finite element formulation of the non-conservative form of the vertically integrated advection/diffusion/reaction (ADR) equation	Marine	3D	Regional-Scale			Wendy
ADCIRC	Coastal Circulation and Storm Surge Model	Coastal	2D 3D	Landscape-Scale Regional-Scale	Active	flow dynamics	Rick
ADI-2D	Read note in extended description. Advection Diffusion Implicit (ADI) method for solving 2D diffusion equation	Terrestrial	2D		As is, no updates are provided	sediment transport diffusion	Jon
ALFRESCO	Alaskan Frame‐based Ecosystem Code	Cryosphere Ecosystems	2D	Regional-Scale	Active	Subarctic vegetation Treeline extention	Alec
AR2-sinuosity	Generates planforms for single-thread channel using a second-order autoregressive model	Hydrology Planetary landforms Terrestrial	2D	Landscape-Scale Reach-Scale Watershed-Scale	Only maintenance		Ajay
ATS (The Advanced Terrestrial Simulator)	The Advanced Terrestrial Simulator (formerly sometimes known as the Arctic Terrestrial Simulator) is a code for solving ecosystem-based, integrated, distributed hydrology.	Cryosphere Hydrology Terrestrial	1.5D 1D 2D 3D	Grain-Scale Landscape-Scale Patch-Scale Point-Based Reach-Scale Watershed-Scale	Active	integrated hydrologic model Hydrological model ecohydrology Cryosphere	Ethan
Acronym1	E-book: program for computing bedload transport in gravel rivers.	Hydrology Terrestrial	1D	Watershed-Scale	As is, no updates are provided	bedload transport fluvial morphodynamics	Gary
Acronym1D	E-book: program for computing bedload transport in gravel rivers over time.	Hydrology Terrestrial	1D	Watershed-Scale	As is, no updates are provided	fluvial morphodynamics bedload transport	Gary
Acronym1R	E-book: program for computing bedload transport in gravel rivers with a Manning-Strickler relation for flow resistance.	Hydrology Terrestrial	1D	Watershed-Scale	As is, no updates are provided	bedload transport fluvial morphodynamics	Gary
AeoLiS	AeoLiS is a process-based model for simulating aeolian sediment transport in situations where supply-limiting factors are important, like in coastal environments.	Terrestrial	1D 2D	Reach-Scale	Active	beach armoring sediment sorting aeolian sediment transport	Bas
AgDegBW	E-book: Calculator for aggradation and degradation of a river reach using a backwater formulation.	Hydrology Terrestrial	1D	Watershed-Scale	As is, no updates are provided	bed variation fluvial morphodynamics	Gary
AgDegNormGravMixPW	E-book: calculator for aggradation and degradation of sediment mixtures in gravel-bed streams	Hydrology Terrestrial	1D	Watershed-Scale	As is, no updates are provided	bed profile evolution fluvial morphodynamics	Gary
AgDegNormGravMixSubPW	E-book: calculator for evolution of upward-concave bed profiles in rivers carrying sediment mixtures in subsiding basins.	Hydrology Terrestrial	1D	Watershed-Scale	As is, no updates are provided	bed profile evolution subside fluvial morphodynamics	Gary
AgDegNormal	E-book: illustration of calculation of aggradation and degradation of a river reach using the normal flow approximation.	Hydrology Terrestrial	1D	Watershed-Scale	As is, no updates are provided	bed variation fluvial morphodynamics	Gary
AgDegNormalFault	E-book: Illustration of calculation of aggradation and degradation of a river reach using the normal flow approximation; with an extension for calculation of the response to a sudden fault along the reach.	Hydrology Terrestrial	1D	Watershed-Scale	As is, no updates are provided	bed variation fluvial morphodynamics fault	Gary
AgDegNormalGravMixHyd	E-book: A module that calculates the evolution of a gravel bed river under an imposed cycled hydrograph.	Hydrology Terrestrial	1D	Watershed-Scale	As is, no updates are provided	bed evolution fluvial morphodynamics	Gary
AgDegNormalSub	E-book: Program to calculate the evolution of upward-concave bed profiles in rivers carrying uniform sediment in subsiding basins.	Hydrology Terrestrial	1D	Watershed-Scale	As is, no updates are provided	bed profile evolution fluvial morphodynamics subside	Gary
AlluvStrat	Rules-based model to generate a 2-dimensional cross section of alluvial stratigraphy based on fluvial processes	Coastal Terrestrial	2D	Landscape-Scale Reach-Scale Watershed-Scale		stratigraphy fluvial	Andy
Alpine3D	3D model of alpine surface processes	Cryosphere Terrestrial	2D	Landscape-Scale Reach-Scale Regional-Scale Watershed-Scale	Active	alpine surface processes snow dynamics	Mathias
Anuga	ANUGA is a hydrodynamic modelling tool that allows users to model realistic flow problems in complex 2D geometries.	Hydrology	2D	Regional-Scale	Active	continental	Nariman
AnugaSed	Add-on package to ANUGA with modules for sediment transport and vegetation drag	Hydrology Terrestrial	2D	Patch-Scale Reach-Scale		sediment transport vegetation flood	Mariela
ApsimX	The Agricultural Production Systems sIMulator (APSIM)	Terrestrial	1D	Regional-Scale	Active	Agricultural systems	Dean
AquaTellUs	Fluvial-dominated delta sedimentation model	Coastal Terrestrial	2D	Regional-Scale	As is, no updates are provided	coastal evolution	Irina
Area-Slope Equation Calculator	Pixel scale Area-Slope equation calculator	Hydrology Terrestrial	2D	Landscape-Scale Watershed-Scale	As is, no updates are provided	geomorphologic catchment	Sagy
Auto marsh	Cellula automata model for salt marsh evolution with variable soil resistance under wind waves attack	Coastal	2D	Landscape-Scale Watershed-Scale		salt marsh cellula automata wind waves extreme events ecogemorphology	Nicoletta
Avulsion	Stream avulsion model	Coastal Hydrology	1D	Watershed-Scale	As is, no updates are provided	coastal evolution	Eric
BEDLOAD	Bedload transport model	Terrestrial			As is, no updates are provided	fluvial morphodynamics	Rudy
BITM	Barrier Island Translation model	Coastal				coastal evolution barrier island wave current interaction	Riccardo
BOM	Bergen Ocean Model	Coastal Marine	1D 2D 3D	Continental Grain-Scale Landscape-Scale Patch-Scale Reach-Scale Regional-Scale Watershed-Scale	Only maintenance	hydrodynamics	Jarle
BRaKE	Computes evolution of a bedrock river longitudinal profile in the presence of large, hillslope-derived blocks.	Terrestrial	1D	Reach-Scale Watershed-Scale	As is, no updates are provided	bedrock channel erosion bedrock incision River profile Channel-hillslope coupling	Charles
BTLESS	Regional Ecological Model for Coastal Wetlands	Coastal				landscape evolution coastal wetland sediment dynamics	Enrique
BackwaterCalculator	E-book: program for backwater calculations in open channel flow	Hydrology Terrestrial	1D	Watershed-Scale	As is, no updates are provided	subcritical flow fluvial morphodynamics	Gary
BackwaterWrightParker	E-book: calculator for backwater curves in sand-bed streams, including the effects of both skin friction and form drag due to skin friction	Hydrology Terrestrial	1D	Watershed-Scale	As is, no updates are provided	elevation profile fluvial morphodynamics	Gary
Badlands	Basin and landscape dynamics	Climate Hydrology Terrestrial	2D	Landscape-Scale Regional-Scale Watershed-Scale	Active	Hillslope Model Sediment flux landscape evolution	Tristan
Barrier Inlet Environment (BRIE) Model	Coastal barrier island transgression model	Coastal	2D	Landscape-Scale Regional-Scale	Active	shoreline dynamics sea level rise tidal inlet barrier island coastal evolution coastal morphodynamics	Jaap
Barrier3D	A spatially explicit model of coastal barrier evolution	Coastal Ecosystems	2D	Landscape-Scale Reach-Scale Watershed-Scale	Active	barrier coastal overwash dunes ecogemorphology sea-level rise	Ian
BarrierBMFT	Barrier-Bay-Marsh-Forest Transect Coupled Model Framework	Coastal Ecosystems	1D	Landscape-Scale	As is, no updates are provided	marsh ecogemorphology barrier coastal	Ian
BatTri	A graphical Matlab interface to the C language 2-D quality finite element grid generator Triangle.	Coastal Marine	2D	Regional-Scale			Jonathan
Bedrock Erosion Model	Read note in extended description. Knickpoint propagation in the 2D sediment-flux-driven bedrock erosion model	Terrestrial			As is, no updates are provided	bedrock incision	Jon
Bedrock Fault Scarp	This is a two-dimensional numerical model that computes the topographic evolution of the facet slope in the footwall of an active normal fault.	Geodynamic Terrestrial	2D	Reach-Scale Watershed-Scale	Active	fault, erosion, hillslope, facet, spur, scarp	Greg
BedrockAlluvialTransition	E-book: calculator for aggradation and degradation with a migrating bedrock-alluvial transition at the upstream end.	Hydrology Terrestrial	1D	Watershed-Scale	As is, no updates are provided	bed variation bedrock-alluvial transition fluvial morphodynamics	Gary
Bifurcation	Flow-partitioning and avulsion in a river delta bifurcation	Coastal	1.5D	Landscape-Scale			Gerard
Bing	Submarine debris flows	Marine			As is, no updates are provided	sediment transport	Eric
Bio	Biogenic mixing of marine sediments	Marine			As is, no updates are provided	sediment transport	Eric
BlockLab	BlockLab computes landscape evolution in the presence of large blocks of rock on hillslopes and in channels.	Terrestrial	2D	Landscape-Scale Reach-Scale Watershed-Scale	As is, no updates are provided		Charles
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.	Hydrology Terrestrial	2D	Landscape-Scale Patch-Scale Reach-Scale Regional-Scale Watershed-Scale	Active		Tom
CAM-CARMA	A GCM for Titan that incorporates aerosols	Terrestrial			Active	global climate	Eric
CASCADE	Large scale SPM based on irregular spatial discretization	Terrestrial				landscape evolution	Jean
CBIRM	Coupled Barrier Island-Resort Model	Coastal				coastal evolution barrier island management	Dylan
CBOFS2	The Second Generation Chesapeake Bay Operational Forecast System (CBOFS2): A ROMS‐Based Modeling System	Marine					Lyon
CELLS	Landscape simulation model	Coastal				landscape evolution coast ecology	Fred
CEM	Coastline evolution model	Coastal	1D	Landscape-Scale	Active	coastal evolution	A. Brad
CHILD	Landscape Evolution Model	Terrestrial	3D		Only maintenance	landscape evolution erosion sediment transport soil erosion landform development drainage basin	Greg
CICE	Los Alamos sea ice model	Cryosphere Marine	2D	Global	Active		Elizabeth
CLUMondo	The CLUMondo model is a spatially explicit and dynamics land system change model	Terrestrial	2D	Global	Active	land system change model	Peter
CMFT	Coupled salt Marsh - tidal Flat Transect model	Coastal	1D		As is, no updates are provided	ecogemorphic salt Marsh - tidal Flat evolution	Giulio
CMIP	Data component provides monthly mean temperature for Permafrost Region 1902-2100	Climate Cryosphere	2D	Continental	As is, no updates are provided		Irina
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.	Hydrology	2D	Continental Regional-Scale	Active	continental	Jiahu
CSt ASMITA	Aggregate scale morphodynamic model of integrated coastal systems	Coastal Marine				coastal morphdynamics sediment transport	Alan
CVFEM Rift2D	multi-physics numerical model that simulates rock deformation, fluid flow, solute transport and heat transfer in response to ice sheet loading of multiple cycles	Geodynamic Hydrology	2D	Continental	Active		Yipeng
CVPM	Multidimensional heat-transfer modeling system for permafrost with advanced unfrozen water physics	Cryosphere Terrestrial	1D 2D 3D	Landscape-Scale Patch-Scale Reach-Scale Regional-Scale Watershed-Scale	Active	permafrost heat-transfer multidimensional Earth Mars	Gary
Caesar	Cellular landscape evolution model	Terrestrial				landscape evolution	Tom
CarboCAT	Carbonate cellular automatacyclicity	Carbonates and Biogenics			Active	carbonate lithofacy cellular automatacyclicity	Peter
CarboLOT	Population-ecology based model of shallow-ocean benthic carbonate accumulation	Carbonates and Biogenics Marine	3D	Global Patch-Scale		carbonate sediments population ecology numerical model benthic colonial organisms	Chris
CellularFanDelta	Coarse-grained delta dynamics and stratigraphy	Coastal Terrestrial	3D			delta evolution stratigraphy coarse grain	Matthew
Channel-Oscillation	Read note in extended description. Simulates Oscillations in arid alluvial channels	Hydrology Terrestrial	1D	Landscape-Scale	As is, no updates are provided	Channel oscillation arid alluvial channel	Jon
ChannelProfiler	The ChannelProfiler extracts and plots channel networks from a landlab grid.	Terrestrial	1D	Landscape-Scale Regional-Scale Watershed-Scale		channel profile	Katy
ChesROMS	Chesapeake Bay ROMS Community Model (ChesROMS), special case of ROMS	Marine					Wen
Chi analysis tools	Tool for examining channel profiles in chi-elevation space using the integral method of channel analysis	Terrestrial	1.5D	Landscape-Scale Regional-Scale Watershed-Scale		geomorphology bedrock channel erosion topographic analysis	Simon
ChiFinder	Calculate Chi Indices	Terrestrial	1D	Landscape-Scale Regional-Scale Watershed-Scale		chi index	Daniel
Cliffs	Numerical model to compute tsunami propagation and runup on land in the shallow-water approximation	Coastal Marine	1D 2D	Continental Global Landscape-Scale Patch-Scale Reach-Scale Regional-Scale Watershed-Scale	Only maintenance	Tsunami Inundation Runup on land Shallow-water model	Elena
CoAStal Community-lAnDscape Evolution (CASCADE) model	A coupled landscape and human-dynamics modeling framework for barrier evolution	Coastal Human dimensions	3D	Landscape-Scale	Active	barrier island barrier island management coastal morphodynamics sea-level rise coastal evolution	Katherine
CoastMorpho2D	Long term 2D morphodynamics of coastal areas	Coastal	2D 3D	Landscape-Scale	Active		Giulio
Coastal Dune Model	Evolution of Coastal Foredunes	Coastal Terrestrial	2D	Reach-Scale	Active		Orencio
Coastal Landscape Transect Model (CoLT)	Geomorphic and carbon evolution of a bay-marsh-forest coastal transect	Coastal Ecosystems	1D	Landscape-Scale	As is, no updates are provided		Kendall
Compact	Sediment compaction	Marine			As is, no updates are provided	compaction	Eric
CosmoLand	2-D model tracking cosmogenic nuclides and mixing in landslide terrain	Terrestrial	2D			landscape evolution landslides cosmogenic radionuclides	Brian
Coupled1D	Read note in extended description. Coupled 1D bedrock-alluvial channel evolution	Terrestrial	1D		As is, no updates are provided	alluvial-channel evolution	Jon
CrevasseFlow	The module calculates crevasse splay morphology and water discharge outflow of a crevasse splay.	Terrestrial	1D	Landscape-Scale		coastal evolution	Yunzhen
Cross Shore Sediment Flux	Cross-Shore Sediment Flux Equations	Coastal	1D	Landscape-Scale		coastal sediment transport coastal evolution	Alejandra
CruAKTemp	cruAKtemp is a data component to access a subsample of CRU NCEP data temperature for Alaska	Climate	2D	Regional-Scale			Scott
CryoGrid3	CryoGrid 3 is a simple land-surface scheme dedicated to modeling of ground temperatures in permafrost environments.	Cryosphere Terrestrial	1D	Reach-Scale	Active	Surface energy balance permafrost	Sebastian
Cyclopath	A 2D/3D model of carbonate cyclicity	Marine	2D 3D		As is, no updates are provided	stratigraphy	Peter
D'Alpaos model	Tidal network and marsh model	Coastal				ecomorphodynamics salt Marsh - tidal Flat evolution	Andrea
DECAL	Aeolian dune landscape model	Coastal Terrestrial				landscape Aeolian dune	Andreas
DELTA	Simulates circulation and sedimentation in a 2D turbulent plane jet and resulting delta growth	Coastal	2D		As is, no updates are provided	coastal evolution	Rudy
DFMFON	Spatially-Explicit Mangrove-Mudflat Dynamic Model	Coastal	2D	Landscape-Scale Watershed-Scale	Only maintenance	mangrove dynamics sediment dynamics mangrove-hydromorphodynamic model individual-based mangrove model Delft3D-FM mangrove modelling eco-geomorphology	Sebrian
DHSVM	DHSVM is a distributed hydrologic model that explicitly represents the effects of topography and vegetation on water fluxes through the landscape.	Hydrology Terrestrial	2D	Continental Regional-Scale	Active	continental	Administrator
DLBRM	Distributed Large Basin Runoff Model	Hydrology	2D	Watershed-Scale		basins fluvial morphodynamics pollutants	Thomas
DR3M	Distributed Routing Rainfall-Runoff Model--version II	Hydrology Terrestrial				basins	Geological Survey
DROG3D	3-DIMENSIONAL DROGUE TRACKING ALGORITHM FOR A FINITE ELEMENT GRID WITH LINEAR FINITE ELEMENTS	Coastal Marine	3D	Regional-Scale			Brian
Dakotathon	A Python API for the Dakota iterative systems analysis toolkit.	Climate Coastal Geodynamic Hydrology Marine Terrestrial	1.5D 1D 2D 3D	Continental Global Grain-Scale Landscape-Scale Patch-Scale Point-Based Reach-Scale Regional-Scale Watershed-Scale	Active	uncertainty sensitivity optimization calibration	Mark
DbSEABED Data Component	A CSDMS data component used to download the marine substrates datasets from the dbSEABED system.	Carbonates and Biogenics Coastal Ecosystems Marine	2D	Global Regional-Scale	Only maintenance		Tian
Delft3D	3D hydrodynamic and sediment transport model	Coastal Hydrology Marine	2D 3D		Active	hydrodynamics sediment transport coastal and marine	Support
DeltaBW	E-book: Calculator for evolution of long profile of a river ending in a 1D migrating delta, using a backwater formulation.	Hydrology Terrestrial	1D	Watershed-Scale	As is, no updates are provided	bed profile evolution subaerial fluvial delta	Gary
DeltaClassification	Geometry classification of delta islands	Coastal	2D	Landscape-Scale	As is, no updates are provided	machine learning delta landforms	Mariela
DeltaNorm	E-book: Calculator for evolution of long profile of a river ending in a 1D migrating delta, using the normal flow approximation.	Hydrology Terrestrial	1D	Watershed-Scale	As is, no updates are provided	bed profile evolution subaerial fluvial delta	Gary
DeltaRCM	River delta formation and evolution model with channel dynamics	Coastal	2D	Landscape-Scale		delta evolution cellula automata coastal morphdynamics	Man
DeltaRCM Vegetation	Delta-building model DeltaRCM expanded to include vegetation	Coastal	2D		As is, no updates are provided	delta vegetation delta evolution	Rebecca
DeltaSIM	Process-response model simulating the evolution and stratigraphy of fluvial dominated deltaic systems	Coastal			As is, no updates are provided	delta evolution stratigraphy fluvial	Bob
Demeter	Demeter - A Land Use and Land Cover Change Disaggregation Model	Terrestrial	2D	Continental Global	Active	LULCC land use and land cover change	Chris
DepDistTotLoadCalc	E-book: Illustration of calculation of depth-discharge relation, bed load transport, suspended load transport and total bed material load for a large, low-slope sand-bed river.	Hydrology Terrestrial	1D	Watershed-Scale	As is, no updates are provided	sediment transport river discharge fluvial morphodynamics	Gary
DepressionFinderAndRouter	Find depressions on a topographic surface.	Hydrology Terrestrial	2D	Point-Based		flow path drainage	Dan
DepthDependentDiffuser	Soil depth-dependent linear hillslope diffuser	Terrestrial	2D	Landscape-Scale	Active	soil hillslope	Rachel
DepthDependentTaylorDiffuser	This component implements a depth-dependent Taylor series diffusion rule, combining concepts of Ganti et al. (2012) and Johnstone and Hilley (2014).	Terrestrial	2D	Patch-Scale Reach-Scale Watershed-Scale	Active	soil creep hillslope diffusion	Rachel
DetachmentLtdErosion	Simulate detachment limited sediment transport.	Terrestrial	2D	Landscape-Scale Regional-Scale Watershed-Scale	As is, no updates are provided	erosion detachment limited	Jordan
Detrital Thermochron	Code for estimating long-term exhumation histories and spatial patterns of short-term erosion from the detrital thermochronometric data.	Terrestrial		Watershed-Scale			Boris
Diffusion	Diffusion of marine sediments due to waves, bioturbation	Marine			As is, no updates are provided	sediment transport	Eric
Dionisos	3D basin-scale stratigraphic model	Coastal	3D			stratigraphic model basin sediment dynamics	Didier
Dorado	A Python package for simulating passive particle transport in shallow-water flows	Hydrology Terrestrial	2D	Watershed-Scale	Active	particle transport Sediment Transport Sediment flux Lagrangian particle transport	Jayaram
DrEICH algorithm	Algorithm for extracting channel networks from high resolution topographic data	Hydrology Terrestrial	2D	Landscape-Scale	As is, no updates are provided	geomorphology hydrological bedrock channel erosion	Fiona
Drainage Density	Component for calculating drainage density in Landlab given a channel network	Terrestrial	2D	Continental Landscape-Scale Reach-Scale Regional-Scale Watershed-Scale	Active	Drainage Density Landscape Morphology Morphometry	Charles
DredgeSlotBW	E-book: calculator for aggradation and degradation of sediment mixtures in gravel-bed streams subject to cyclic hydrographs.	Hydrology Terrestrial	1D	Watershed-Scale	As is, no updates are provided	bed evolution fluvial morphodynamics	Gary
DynEarthSol3D	DynEarthSol3D is a finite element solver that models the momentum balance and the heat transfer of elasto-visco-plastic material in the Lagrangian form.	Geodynamic	3D	Regional-Scale	Active		Eh
ECSimpleSnow	A simple snow model	Climate Hydrology Terrestrial	1D	Continental Global Landscape-Scale Reach-Scale Regional-Scale Watershed-Scale	Active	snow	Kang
EF5	Ensemble Framework For Flash Flood Forecasting	Hydrology	2D	Regional-Scale		Flash floods Forecasting	Zac
ELCIRC	Eulerian-Lagrangian CIRCulation	Coastal Marine	3D	Regional-Scale	As is, no updates are provided	ocean circulation	Yinglong
ENTRAIN	Simulates critical shear stress of median grain sizes	Terrestrial			As is, no updates are provided	sediment entrainment	Rudy
ENTRAINH	Simulates critical shields theta for median grain sizes	Terrestrial			As is, no updates are provided	sediment entrainment	Rudy
ERA5 Data Component	A CSDMS data component used to download the ECMWF Reanalysis v5 (ERA5) datasets	Climate Cryosphere Hydrology Terrestrial	3D	Global	Only maintenance		Tian
ESCAPE	parallel global-scale landscape evolution model	Climate Hydrology Marine Terrestrial	3D	Continental Global Landscape-Scale Regional-Scale	Active	landscape evolution geomorphology marine sedimentation erosion/deposition parallel computing Python	Tristan
Ecopath with Ecosim	Ecopath with Ecosim (EwE) is an ecological modeling software suite for personal computers	Ecosystems Marine	2D	Regional-Scale	Active		Villy
Elv-GST	Numerical 1D research code Elv applied to gravel-sand transitions	Terrestrial	1D	Landscape-Scale		gravel-sand transitions mixed-size sediment gravel-bed rivers sand-bed rivers	Astrid
Eolian Dune Model	Read note in extended description. Werner's model for eolian dune formation and evolution	Terrestrial			As is, no updates are provided	eolian transport	Jon
Equilibrium Calculator	Equilibrium solver of Self-formed, Single-thread, Sand-bed Rivers	Hydrology Terrestrial	2D	Reach-Scale	As is, no updates are provided	sand-bed rivers bankfull geometry	Enrica
Erode	Fluvial landscape evolution model	Terrestrial				landscape evolution	Scott
Erode-D8-Local	Fluvial Landscape Evolution Model	Terrestrial		Landscape-Scale			Scott
ErosionDeposition	Landlab component for fluvial erosion/deposition.	Terrestrial	2D	Continental Landscape-Scale Reach-Scale Regional-Scale Watershed-Scale	Active	River Erosion Sediment Transport Landscape Evolution	Charles
EstuarineMorphologyEstimator	Empirical Assessment Tool for Bathymetry, Flow Velocity and Salinity in Estuaries Based on Tidal Amplitude and Remotely-Sensed Imagery	Coastal Hydrology Marine	1.5D 2D	Landscape-Scale Regional-Scale Watershed-Scale	Active	estuary morphology salinity flow velocity rapid assessment bathymetry tool imagery	Jasper
ExponentialWeatherer	Exponential soil production function in the style of Ahnert (1976)	Terrestrial	2D	Landscape-Scale Watershed-Scale	Only maintenance	hillslope weathering soil production	Rachel
FACET	Floodplain and Channel Evaluation Tool (FACET)	Hydrology Terrestrial	2D	Reach-Scale Watershed-Scale		Channel Evaluation Tool floodplains floodplain extent channel width	Samuel
FLDTA	Simulates flow characteristics based on gradually varied flow equation	Hydrology Terrestrial	1D		As is, no updates are provided	reaches	Rudy
FTCS1D-NonLinear	Read note in extended description. Forward Time Centered Space (FTCS) method for 1D nonlinear diffusion equation	Terrestrial	1D		As is, no updates are provided	sediment transport diffusion	Jon
FTCS2D	Read note in extended description. Forward Time Centered Space (FTCS) method for 2D diffusion equation	Terrestrial			As is, no updates are provided	sediment transport diffusion	Jon
FTCS2D-TerraceDiffusion	Read note in extended description. Forward Time Centered Space (FTCS) method for 2D Terrace diffusion	Terrestrial	2D		As is, no updates are provided	sediment transport diffusion	Jon
FUNDY	a 3-D diagnostic model for continental shelf circulation studies	Coastal Marine	3D	Continental		continental shelf circulation hydrodynamics	Christopher
FUNWAVE	Fully Nonlinear Boussinesq Wave Model	Coastal	1D 2D	Watershed-Scale		wave dynamics	Jim
FVCOM	The Unstructured Grid Finite Volume Coastal Ocean Model	Coastal Marine	3D	Continental Global Regional-Scale	Active	physical oceanography	Changsheng
FVshock	Finite Volume two-dimensional shock-capturing model.	Coastal	2D	Reach-Scale		hydro-morphodynamic fluvial	Alberto
FallVelocity	E-book: Particle fall velocity calculator	Hydrology Terrestrial	1D	Watershed-Scale	As is, no updates are provided	fall velocity fluvial morphodynamics	Gary
FastscapeEroder	Compute fluvial erosion using stream power theory (“fastscape” algorithm)	Terrestrial	2D	Landscape-Scale Regional-Scale	Only maintenance	stream power erosion	Daniel
FillinPitsFlatsDEM	Read note in extended description. Filling in pits and flats in a DEM	Terrestrial	2D		As is, no updates are provided	hydrologivally corrected DEM	Jon
FineSed3D	A turbulence-resolving numerical model for fine sediment transport in bottom boundary layer	Marine Terrestrial	3D	Grain-Scale		Fine Sediment Turbulence-resolving Bottom boundary layer	Zhen
FireGenerator	This component generates a random fire event or fire time series from the Weibull statistical distribution.	Climate Ecosystems Terrestrial	1D	Reach-Scale Watershed-Scale	As is, no updates are provided	fire random probability distribution	Jordan
Flex1D	Read note in extended description. Fourier filtering in 1D while solving the flexure equation	Terrestrial	1D		As is, no updates are provided	lithosphere deflection	Jon
Flex2D	Read note in extended description. Fourier filtering in 2D while solving the flexure equation	Terrestrial	2D		As is, no updates are provided	lithosphere deflection	Jon
Flex2D-ADI	Read note in extended description. Solving the flexure equation applying Advection Diffusion Implicit (ADI) method	Terrestrial			As is, no updates are provided	lithosphere deflection	Jon
Flexure	Deform the lithosphere with 1D or 2D flexure.	Geodynamic Terrestrial	1D 2D	Continental Landscape-Scale Regional-Scale	As is, no updates are provided	flexure deflection isostasy	Eric
FlowAccumulator	Component to accumulate flow and calculate drainage area.	Hydrology Terrestrial	1.5D	Landscape-Scale Patch-Scale Reach-Scale Regional-Scale Watershed-Scale		drainage flow path	Katy
FlowDirectorD8	Single-path (steepest direction) flow direction with diagonals on rasters.	Hydrology Terrestrial	2D	Landscape-Scale Reach-Scale Regional-Scale Watershed-Scale	Only maintenance	flow path flow director	Katy
FlowDirectorDinf	Flow direction on a raster grid by the D infinity method.	Hydrology Terrestrial	2D	Landscape-Scale Reach-Scale Regional-Scale Watershed-Scale	Only maintenance	flow path flow director	Katy
FlowDirectorMFD	Multiple-path flow direction with or without out diagonals.	Hydrology Terrestrial	2D	Landscape-Scale Reach-Scale Regional-Scale Watershed-Scale	Only maintenance	flow path flow director	Katy
FlowDirectorSteepest	Single-path (steepest direction) flow direction without diagonals.	Hydrology Terrestrial	2D	Landscape-Scale Reach-Scale Regional-Scale Watershed-Scale	Only maintenance	flow path flow director	Katy
FluidMud	Wave-phase resolving numerical model for fluid mud transport	Coastal				fluid mud transport	Tian-Jian
Fourier-Bessel-integration	Read note in extended description. Numerical integration of Fourier-Bessel terms	Terrestrial			As is, no updates are provided	morphologic volcanic cone	Jon
FractionalNoises1D	Read note in extended description. 1D fractional-noise generation with Fourier-filtering method	Terrestrial	1D		As is, no updates are provided	stochastic	Jon
FractionalNoises2D	Read note in extended description. 2D Gaussian fractional-noise generation with Fourier-filtering method	Terrestrial	2D		As is, no updates are provided	stochastic	Jon
FractureGridGenerator	Create a 2D grid with randomly generated fractures.	Geodynamic Terrestrial	2D	Patch-Scale Reach-Scale Watershed-Scale	Only maintenance	weathering erosion flow dynamics	Greg
Frost Model	Frost model predicts the likelihood of occurrence of permafrost in the land surface based on the monthly temperature distribution	Cryosphere Terrestrial	1.5D 1D	Regional-Scale	Active	annual temperature cryosphere permafrost	Irina
FuzzyReef	Fuzzy logic model to model microbial reef development	Carbonates and Biogenics	3D	Regional-Scale		stratigraphic model microbial reef	William
FwDET	Calculate floodwater depth based on an inundation polygon (e.g. from remote sensing) and a DEM	Coastal Hydrology Terrestrial	2D	Reach-Scale Watershed-Scale	Active	flood DEM GIS Water Depth	Sagy
GENESIS	GENEralized model for SImulating Shoreline change	Coastal				shoreline evolution coastal sediment transport	Mark
GEOMBEST	Geomorphic Model of Barrier, Estuarine, and Shoreface Translations	Coastal	2D	Landscape-Scale Watershed-Scale	Active	barrier island coastal morphdynamics coastal sediment transport morphologic longshore sediment transport	Laura
GEOMBEST++	Geomorphic model of barrier, estaurine, and shoreface translations plus dynamic marsh plus waves	Coastal	2D		Active	marsh barrier island wave erosion overwash sea level rise	Rebecca
GEOMBEST++Seagrass	Geomorphic Model of Barrier, Estuarine, and Shoreface Translations + Marsh + Seagrass	Coastal	2D	Landscape-Scale	Active	barrier island seagrass marsh coastal evolution	Ian
GEOMBEST-Plus	2D cross-shore geomorphological model of barrier island and marsh response to sea level rise.	Coastal	2D		Active	overwash sea level rise barrier island marsh	David
GEOtop	Distributed hydrological model, water and energy budgets	Hydrology Terrestrial	2D	Landscape-Scale		basins	Riccardo
GFlex	Multiple solution methods for isostasy and lithospheric flexure	Geodynamic	1D 2D	Continental Landscape-Scale Regional-Scale Watershed-Scale	Only maintenance	lithospheric flexure	Andy
GIPL	GIPL(Geophysical Institute Permafrost Laboratory) is an implicit finite difference one-dimensional heat flow numerical model.	Cryosphere Terrestrial	1D	Continental Global Landscape-Scale Regional-Scale	As is, no updates are provided	heat flow permafrost	Elchin
GISKnickFinder	This python code can be used to find knickpoints and extract information about streams, it utilizes built-in functions of ArcGIS.	Hydrology Terrestrial	2D	Watershed-Scale	As is, no updates are provided	ArcGIS	Francis
GISS AOM	GISS Atmosphere-Ocean Model	Climate Marine	3D	Global			David
GISS GCM ModelE	GISS GCM ModelE	Climate Coastal Hydrology Marine	3D	Global	Active		Gavin
GLUDM	Global future agricultural land use dynamics model	Terrestrial	2D	Global	As is, no updates are provided	land use agriculture Future	Sagy
GNE	Set of biogeochemical sub-models that predicts river export	Coastal Terrestrial				biogeochemistry water quality	Sybil
GOLEM	Landscape evolution model	Terrestrial	2D		As is, no updates are provided	landscape evolution	Greg
GPM	Sedimentary process modeling software	Coastal Terrestrial				geologic process sedimentary record compaction	Daniel
GRLP	Evolves gravel-bed river long profiles	Terrestrial	1.5D 1D	Continental Landscape-Scale Patch-Scale Reach-Scale Regional-Scale Watershed-Scale		alluvial-channel evolution long profile gravel-bed rivers	Andrew
GSDCalculator	E-book: Calculator for statistical characteristics of grain size distributions.	Hydrology Terrestrial	1D	Watershed-Scale	As is, no updates are provided	grain size distribution fluvial morphodynamics	Gary
GSFLOW	Ground-water and Surface-water FLOW model	Hydrology Terrestrial	3D	Watershed-Scale		Hydrological model basin	Steve
GSFLOW-GRASS	Quickly generates input files for and runs GSFLOW, and visualizes the output	Hydrology Terrestrial	3D	Landscape-Scale Regional-Scale Watershed-Scale		Hydrological model watershed groundwater	Andrew
GSSHA	Coupled distributed engineering hydrology, sediment, contaminant fate/transport	Hydrology Terrestrial	1.5D 2D	Watershed-Scale		Hydrological model basin	Fred
GST-extendedmodel	Extended GST model: combination of an analytical GST migration model combined with closure relations based on the assumption of quasi-equilibrium conditions	Terrestrial	1D	Landscape-Scale		gravel-sand transitions mixed-size sediment gravel-bed rivers sand-bed rivers	Astrid
Gc2d	Glacier / ice sheet evolution model	Cryosphere Terrestrial	2D			cryosphere	Mark
GeoClaw	Depth-averaged fluid dynamics for modeling geophysical flows and wave propagation	Coastal Terrestrial	1D 2D	Continental Global Landscape-Scale Patch-Scale Reach-Scale Regional-Scale Watershed-Scale	Active	Shallow-water model Tsunami storm wave	Randall
GeoTiff Data Component	A CSDMS data component for accessing data and metadata from a GeoTIFF file, through either a local filepath or a remote URL..	Carbonates and Biogenics Climate Coastal Cryosphere Ecosystems Geodynamic Human dimensions Hydrology Marine Planetary landforms Terrestrial	2D 3D	Continental Global Grain-Scale Landscape-Scale Patch-Scale Reach-Scale Regional-Scale Watershed-Scale	Active	geotiff data geospatial	Mark
Glimmer-CISM	Dynamic thermo-mechanical ice sheet model	Cryosphere Hydrology Terrestrial	3D	Continental Regional-Scale		ice sheet	Magnus
Gospl	Global Scalable Paleo Landscape Evolution	Climate Geodynamic Terrestrial	2D	Global	Active		Tristan
GrainHill	Cellular automaton model of hillslope evolution	Terrestrial	2D	Reach-Scale			Gregory
GravelSandTransition	E-book: Calculator for evolution of long profile of river with a migrating gravel-sand transition and subject to subsidence or base level rise.	Hydrology Terrestrial	1D	Watershed-Scale	As is, no updates are provided	bed evolution subside fluvial morphodynamics	Gary
GreenAmptInfiltrationModel	The Green-Ampt method of infiltration estimation.	Hydrology	1D	Point-Based			Peishi
GridMET Data Component	A CSDMS data component for fetching and caching gridMET meteorological data.	Climate Coastal Human dimensions Hydrology	2D	Continental Landscape-Scale Regional-Scale Watershed-Scale	Active	gridmet meteorology climate data temperature precipitation	Rich
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.	Hydrology		Landscape-Scale Reach-Scale Watershed-Scale		groundwater hydrology seepage aquifer	David
GullyErosionProfiler1D	This model is designed to simulate longitudinal profiles with headward advancing headcuts.	Hydrology Terrestrial	1D	Reach-Scale	As is, no updates are provided	Gully elevation profile Matlab arid alluvial channel	Francis
Gvg3Dp	3D Numerical Simulation of Turbidity Currents	Marine	3D			turbidity current flow dynamics	Mohamad Mehdi
HAMSOM	3D free surface and baroclinic hydrodynamic model	Coastal Marine	3D	Continental Regional-Scale			Dr. Bernhard
HBV	HBV model is a rainfall-runoff model	Hydrology	1D	Watershed-Scale	As is, no updates are provided	Discharge Rainfall-runoff	John
HEBEM	Hydrologically Enhanced Basin Evolution Model	Terrestrial	2D			basin evolution hydrological geomorphologic	Jeffrey
HIM	Hallberg Isopycnal Model	Marine	1D 2D	Regional-Scale			Robert
HSPF	a comprehensive package for simulation of watershed hydrology and water quality for both conventional and toxic organic pollutants	Hydrology Terrestrial	2D	Landscape-Scale Watershed-Scale		biogeochemistry water quality	Bob
HYPE	Hydrological model for simulation of water and water quality over time	Hydrology	2D	Continental Global Regional-Scale	Active	Hydrological model water quality Water quantity	--
HackCalculator	Calculate Hack parameters.	Hydrology Terrestrial	1D	Watershed-Scale	Only maintenance	Hack parameter calculation	Katy
HexWatershed	A mesh independent flow direction model for hydrologic models	Coastal Cryosphere Ecosystems Hydrology Terrestrial	2D 3D	Continental Global Landscape-Scale Regional-Scale Watershed-Scale	Active	Watershed delineation Unstructured hydrology flow routing Hexagon	Chang
Hilltop and hillslope morphology extraction	Tools for extracting hilltops and analysing hillslope morphology	Terrestrial	2D	Reach-Scale Watershed-Scale		topographic analysis	Martin
Hilltop flow routing	Algorithm for directly measuring hillslope length from high resolution topographic data	Terrestrial	2D	Landscape-Scale	Active	geomorphology Hillslope Model Sediment flux flow path	Stuart
Hogback	Evolution of a hogback	Terrestrial	1D	Reach-Scale	As is, no updates are provided		Rachel
HyLands	The HyLands model simulates the impact of bedrock landslides on topographic evolution and sediment dynamics.	Terrestrial	2D	Landscape-Scale	Active	Landscape Evolution Landscape Morphology landslides	Benjamin
HydroCNHS	HydroCNHS, a Python Package of Hydrological Model for Coupled Natural–Human Systems	Hydrology	2D	Landscape-Scale	Active	Hydrological model drainage basin Agent-based modeling	Chung-Yi
HydroPy	A global hydrological model useful for assessment of the land surface water balance.	Hydrology	2D 3D	Global	As is, no updates are provided	Global hydrological model land surface water balance Python	Tobias
HydroRaVENS	Linear-reservoir hydrological model with snowpack and evapotranspiration	Hydrology Terrestrial		Watershed-Scale	Active	hydrology catchment watershed streamflow precipitation evapotranspiration snow	Andrew
HydroTrend	Climate driven hydrological transport model	Hydrology Terrestrial	1.5D 1D	Continental Landscape-Scale Regional-Scale	Active	basins Hydrological model Sediment Transport river hydrological transport	Albert
Hydromad	Hydrological Model Assessment and Development	Hydrology	1.5D	Watershed-Scale	Active	Hydrological model Event separation	Joseph
Hyper	2D Turbidity Current model	Coastal Marine	2D	Landscape-Scale		sediment transport	Jasim
IDA	An implementation of the Implicit Drainage Area method (regular and hybrid versions) for calculating drainage area from flow directions using parallel iterative solvers.	Hydrology	2D	Continental Landscape-Scale Regional-Scale Watershed-Scale	As is, no updates are provided	drainage basin watershed hydrological parallel computing	Alan
ILAMB	The International Land Model Benchmarking (ILAMB) toolkit	Climate Cryosphere Ecosystems Hydrology Marine Terrestrial	1D 2D 3D	Continental Global Regional-Scale	Active	benchmark uncertainty land surface processes land model CMIP5 CMIP6	Nathan
ISSM	Ice Sheet System Model (ISSM)	Cryosphere Terrestrial	2D	Continental Global Regional-Scale	Active	ice sheet glacier sea-level rise glacial isostatic adjustment GIA	Eric
Ice-sheet-Glacier-reconstruction	Read note in extended description. Sandpile method for ice-sheet and glacier reconstruction	Cryosphere Terrestrial			As is, no updates are provided	cryosphere	Jon
IceFlow	2D semi-implicit shallow ice approximation glacier model	Cryosphere Hydrology Terrestrial	2D	Landscape-Scale Regional-Scale Watershed-Scale		glacial	Andy
Iceages	Read note in extended description. Stochastic-resonance subroutine of Pleistocene ice ages	Terrestrial			As is, no updates are provided	cryosphere	Jon
Icepack	Icepack is a Python package for simulating the flow of glaciers and ice sheets, as well as for solving glaciological data assimilation problems.	Cryosphere Marine	3D	Landscape-Scale	Active	Ice flow Ice sheet glacier flow	Daniel
Inflow	Steady-state hyperpycnal flow model	Coastal Marine			As is, no updates are provided	hyperpycnal inflows river	Eric
Instructed Glacier Model	The Instructed Glacier Model (IGM) simulates the ice dynamics, surface mass balance, and its coupling through mass conservation to predict the evolution of glaciers, icefields, or ice sheets	Cryosphere	2D	Watershed-Scale	Active	glacier flow glacier evolution modeling ice dynamics	Guillaume
KWAVE	A model representing infiltration, interception, and runoff using the kinematic wave approximation	Hydrology Terrestrial	2D	Landscape-Scale Patch-Scale Reach-Scale Watershed-Scale	As is, no updates are provided		Luke
Kirwan marsh model	Ecomorphoydamic model of marsh elevation and channel evolution	Coastal				coastal morphdynamics salt Marsh - tidal Flat evolution	Matthew
KnickZone-Picker	Matlab-based scripts to extract topometrics for catchments and identify river knickpoints.	Hydrology Terrestrial	1.5D 2D	Landscape-Scale Patch-Scale Reach-Scale Regional-Scale Watershed-Scale			Bodo
Kudryavtsev Model	Permafrost Active Layer Thickness Model based on Kudryavtsev's parametrization	Cryosphere Hydrology Terrestrial	1.5D 1D 2D	Regional-Scale	Active	active layer thickness permafrost cryosphere	Irina
LEMming	LEMming landscape evolution model: a 2-D, regular-grid, rules-based, hybrid finite-difference / cellular automaton model that is designed to explore the effect of multiple rock types on landscape evolution.	Terrestrial	2D	Landscape-Scale Reach-Scale Regional-Scale Watershed-Scale		landscape evolution rock type	Dylan
LEMming2	2D model that simulates the retreat of hard-capped cliffs	Terrestrial	2D	Landscape-Scale	Active		Dylan
LISFLOOD	LISFLOOD - a distributed hydrological rainfall-runoff model	Hydrology	1D 2D	Landscape-Scale Regional-Scale Watershed-Scale	Active	Hydrological model Rainfall-runoff	Ad
LITHFLEX1	Lithospheric flexure solution	Geodynamic	1D		As is, no updates are provided	lithospheric flexure continuous plate	Kevin
LITHFLEX2	Lithospheric flexure solution for a broken plate	Geodynamic	1D		As is, no updates are provided	lithospheric flexure broken plate	Kevin
LOADEST	Software for estimating constituent loads in streams and rivers	Coastal Hydrology Terrestrial			Only maintenance	biogeochemistry water quality	Rob
LOGDIST	Logrithmic velocity distribution solution	Terrestrial			As is, no updates are provided	vertical velocity profile fluvial	Rudy
LONGPRO	Dynamic evolution of longitudinal profiles	Terrestrial	1D		As is, no updates are provided	fluvial morphodynamics	Rudy
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).	Coastal Marine	3D	Landscape-Scale Reach-Scale Watershed-Scale	Only maintenance	larval transport model	Elizabeth
LaMEM	LaMEM - Lithosphere and Mantle Evolution Model	Geodynamic	3D	Continental Regional-Scale		Mantle Evolution Model	Anton
Lake-Permafrost with Subsidence	1-D lake-permafrost thermal model with subsidence.	Terrestrial	1D			thermal model permafrost	Nora
LakeMapperBarnes	Temporarily fills depressions and reroutes flow across them	Hydrology Terrestrial	2D	Landscape-Scale Regional-Scale Watershed-Scale	Only maintenance	flow path depressions lakes flow routing	Daniel
Landlab	Python software framework for writing, assembling, and running 2D numerical models	Coastal Hydrology Marine Terrestrial	2D	Landscape-Scale Patch-Scale Reach-Scale Watershed-Scale	Active		Greg
Landslides	Landlab component that simulates landslide probability of failure as well as mean relative wetness and probability of saturation.	Human dimensions Terrestrial	2D	Landscape-Scale Regional-Scale Watershed-Scale	Only maintenance	landslides hazards	Ronda
LateralEroder	Laterally erode neighbor node through fluvial erosion.	Terrestrial	2D	Landscape-Scale Regional-Scale Watershed-Scale	Only maintenance	erosion lateral erosion	Abigail
LateralVerticalIncision	Geometric model to explore autogenic increase of vertical incision rate in entrenching alluvial rivers.	Terrestrial	1.5D	Landscape-Scale Reach-Scale Watershed-Scale	As is, no updates are provided	Meander center line river	Luca
LavaFlow2D	Read note in extended description. 2D radially symmetric lava flow model	Terrestrial	2D		As is, no updates are provided	geodynamics	Jon
LinearDiffuser	Landlab component that models soil creep as a linear diffusion process	Terrestrial	2D	Patch-Scale Reach-Scale Watershed-Scale	Active	hillslope Hillslope Model soil creep diffusion	Greg
Lithology	Create a Lithology object with different properties	Terrestrial	3D	Continental Landscape-Scale Regional-Scale Watershed-Scale	Only maintenance	lithology erodibility geology	Katy
LossyFlowAccumulator	Component to calculate drainage area and accumulate flow, while permitting dynamic loss or gain of flow downstream.	Hydrology Terrestrial	1.5D	Landscape-Scale Reach-Scale Regional-Scale Watershed-Scale		flow dynamics drainage flow path	Dan
LuSS	A set of MATLAB functions to model how luminescence evolves in different geomorphic scenarios.	Terrestrial	1D	Grain-Scale	As is, no updates are provided	luminescence osl	Nathan
LumSoilMixer	This is a model to simulate the non-dimensionalized luminescence in a mixing soil.	Terrestrial	1D	Grain-Scale	As is, no updates are provided	soil luminescence	Harrison
MARM5D	Landscape-scale soil evolution model	Terrestrial	3D	Landscape-Scale	As is, no updates are provided	pedogenesis landform development soil	Sagy
MARSSIM	Landform evolution model	Coastal Hydrology Terrestrial	3D	Continental Landscape-Scale Regional-Scale Watershed-Scale	Active	landscape evolution	Alan
MARSSIM V4	MARSSIM terrestrial and planetary Landform Evolution Model	Hydrology Planetary landforms Terrestrial	3D	Continental Landscape-Scale Reach-Scale Regional-Scale Watershed-Scale	Active	Landform evolution model	Alan
MCPM	A stand alone model for the morphological evolution of an idealized transect across a marsh channel-and-platform.	Coastal	1D	Reach-Scale Watershed-Scale	Only maintenance		Giulio
MFDrouting	Read note in extended description. Multiple Flow Direction (MFD) flow routing method	Hydrology Terrestrial		Watershed-Scale	As is, no updates are provided	basins	Jon
MFDrouting-Successive	Read note in extended description. Successive flow routing with Multiple Flow Direction (MFD) method	Hydrology Terrestrial			As is, no updates are provided	basins	Jon
MICOM	Miami Isopycnic Coordinate Ocean Model	Marine	3D	Global Watershed-Scale			Rainer
MIDAS	Coupled flow- heterogeneous sediment routing model	Hydrology Terrestrial			As is, no updates are provided	fluvial morphodynamics	Rudy
MITgcm	The MITgcm (MIT General Circulation Model) is a numerical model designed for study of the atmosphere, ocean, and climate.	Climate	3D	Global			Nicole
MODFLOW	MODFLOW is a three-dimensional finite-difference ground-water model	Hydrology Terrestrial	3D	Watershed-Scale	Active	basins	Paul
MODFLOW 6	MODFLOW 6 is an object-oriented program and framework developed to provide a platform for supporting multiple models and multiple types of models within the same simulation	Coastal Hydrology Terrestrial	3D	Continental Global Landscape-Scale Patch-Scale Reach-Scale Regional-Scale Watershed-Scale	Active	groundwater transport Water quantity water quality lakes Shallow-water model soil moisture compaction	Joseph
MOM6	MOM6 is the latest generation of the Modular Ocean Model which is a numerical model code for simulating the ocean general circulation.	Marine	3D	Continental Global		Ocean Model ocean circulation	MOM6
MRSAA	Macro-roughness model framework for treating erosion, bed cover, and sediment transport in bedrock river channels.	Geodynamic	1D	Reach-Scale		sediment transport	Li
Manningseq-bouldersforpaleohydrology	Matlab® code for paleo-hydrological flood flow reconstruction in a fluvial channel	Hydrology Terrestrial	1.5D	Reach-Scale Watershed-Scale	As is, no updates are provided	paleo-hydrology terrestrial hydrology boulders Flash floods sediment transport channel morphology	Marius
Marsh column model	Simulates sediment, roots and carbon accumulating in a 1D marsh profile.	Coastal	1D	Point-Based		marsh profile sediment dynamics	Simon
MarshMorpho2D	2D long-term marsh evolution model based on tidal dispersion	Coastal	2D	Landscape-Scale Regional-Scale Watershed-Scale	Active		Giulio
MarshPondModel	2D marsh evolution model focused on pond dynamics	Coastal	2D	Landscape-Scale	As is, no updates are provided		Giulio
Meander Centerline Migration Model	Simulation of the long-term migration of meandering rivers flowing above heterogeneous floodplains	Hydrology Terrestrial	2D	Continental Landscape-Scale Regional-Scale	Active	river migration meander meander migration floodplains River profile Meander center line fluvial morphodynamics	Manuel
Meanderpy	A simple kinematic model of meandering	Terrestrial	3D	Landscape-Scale Reach-Scale	Active	fluvial morphodynamics meandering	Zoltan
Mixed bedrock-alluvial morphodynamic	Alluvial morphodynamics of bedrock reaches	Hydrology	1D	Reach-Scale	As is, no updates are provided		Sadegh
Mocsy	Routines to model the ocean carbonate system	Marine	1D	Regional-Scale		Ocean carbonate system	James
ModelParameterDictionary	Tool written in Python for reading model input parameters from a simple formatted text file.	Climate Coastal Hydrology Marine Terrestrial			As is, no updates are provided	input parameters read in	Greg
Morphodynamic gravel bed	Morphodynamic evolution of gravel bed rivers	Terrestrial	1D	Reach-Scale	As is, no updates are provided	gravel bed	Sadegh
Mosartwmpy	Model for Scale Adaptive River Transport with Water Management in Python	Hydrology	2D	Continental Global Regional-Scale	Active	Hydrological model hydrodynamics Reservoir Python Rainfall-runoff Water quantity	Travis
Mrip	Mrip is a self-organization type model for the formation and dynamics of megaripples in the nearshore.	Coastal Hydrology	2D	Patch-Scale Reach-Scale		bedform evolution nearshore	Edith
NEXRAD-extract	Extract data from NEXRAD Doppler Radar NetCDFs	Climate Hydrology	2D 3D	Continental Landscape-Scale Reach-Scale Regional-Scale Watershed-Scale		Weather hydrological	Andy
NUBBLE	A turbulent boundary layer model for the linearized shallow water equations	Coastal Marine	1D	Regional-Scale		time-stepping point model	Christopher
NWIS Data Component	A CSDMS data component used to download the National Water Information System (Nwis) time series datasets.	Climate Ecosystems Hydrology	1D	Continental Point-Based	Active		Tian
NWM Data Component	A CSDMS data component used to download the National Water Model datasets.	Climate Hydrology	2D	Reach-Scale	Only maintenance		Tian
NearCoM	Nearshore Community Model	Coastal				flow dynamics	James
Nitrate Network Model	Nitrate and organic carbon dynamics on a wetland-river network	Hydrology Terrestrial	1D	Continental Landscape-Scale Regional-Scale Watershed-Scale	As is, no updates are provided	River network Nitrate Organic carbon Wetland Denitrification	Jonathan
Non Local Means Filtering	Performs non-local means filtering of a DEM following Buades et al. (2005)	Terrestrial	2D	Watershed-Scale		topographic analysis	Martin
NormalFault	NormalFault implements relative rock motion due to a normal fault.	Geodynamic Terrestrial	2D	Landscape-Scale Regional-Scale Watershed-Scale	Only maintenance	fault scarp uplift	Katy
OGGM	OGGM is a modular open source model for glacier dynamics	Cryosphere	3D	Continental Global Landscape-Scale Regional-Scale	Active	glacier flow glacier glacier dynamics	Fabien
OTEQ	One-Dimensional Transport with Equilibrium Chemistry (OTEQ): A Reactive Transport Model for Streams and Rivers	Hydrology Terrestrial	1D	Reach-Scale Watershed-Scale	Only maintenance	biogeochemistry water quality	Rob
OTIS	One-Dimensional Transport with Inflow and Storage (OTIS): A Solute Transport Model for Streams and Rivers	Hydrology Terrestrial	1D	Reach-Scale Watershed-Scale	Only maintenance	biogeochemistry water quality	Rob
OTTAR	Ode To Transient (Ancho de los) Rivers: Transient evolution of river-channel width in response to river discharge and bank and sediment properties.	Hydrology Terrestrial	1D	Reach-Scale	Active	river channel width	Andrew
OTTER	Evolution of a river profile with dynamic width	Terrestrial	1.5D 1D	Reach-Scale Watershed-Scale			Brian
OceanWaves	Calculate wave-generated bottom orbital velocities from surface wave parameters	Coastal Marine		Point-Based		wave model bottom orbital velocities wind wave estimation	Patricia
Oceananigans.jl	Oceananigans.jl is a fast and friendly ocean-flavored Julia software for simulating incompressible fluid dynamics in Cartesian and spherical shell domains on CPUs and GPUs.	Marine	3D	Continental Global Landscape-Scale Reach-Scale Regional-Scale Watershed-Scale	Active	large eddy simulation	Ali
OlaFlow	Wave generation and active absorption interaction with porous structures framework	Coastal Hydrology Marine	1.5D 2D 3D	Grain-Scale Patch-Scale Reach-Scale Watershed-Scale	Active	OpenFOAM wave wave current interaction breakwaters	Pablo
OpenFOAM	Open Field Operation and Manipulation is a toolbox for the development of customized numerical solvers.	Coastal Hydrology Marine Terrestrial	1.5D 1D 2D 3D	Landscape-Scale Reach-Scale Watershed-Scale	Active	Toolbox Computational fluid dynamics continuum mechanics	Henry
OptimalCycleID	A numerical method to analyse a vertical succession of strata and identify the most cyclical arrangement of constituent facies	Coastal Marine Terrestrial	1D	Global	Only maintenance	cyclicity strata Markov	Peter
OrderID	A method to test for order in a vertical succession of strata	Coastal Marine Terrestrial	1D		Active	strata order sequence stratigraphy	Peter
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.	Hydrology Terrestrial	2D	Landscape-Scale Reach-Scale Watershed-Scale	Only maintenance		Jordan
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.	Hydrology Terrestrial	2D	Landscape-Scale Reach-Scale Watershed-Scale	Only maintenance	overland flow flood shallow water	Jordan
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	Hydrology Terrestrial	1D	Watershed-Scale	Active	geochemical reaction model inverse modeling saturation indices contaminant migration	David
PIHM	PIHM is a multiprocess, multi-scale hydrologic model.	Hydrology				basins continental	Christopher
PIHMgis	Tightly coupled GIS interface for the Penn State Integrated Hydrologic Model	Hydrology	2D	Landscape-Scale Reach-Scale Regional-Scale Watershed-Scale	As is, no updates are provided	basins GIS	Christopher
PISM	Parallel Ice Sheet Model, PISM	Cryosphere Terrestrial	3D	Regional-Scale	Active	Ice flow Ice sheet Ice sheet model	Glacier
PRMS	Precipitation-Runoff Modeling System	Hydrology Terrestrial	3D	Watershed-Scale	Active	Hydrological model basin	George
PSTSWM	Parallel Spectral Transform Shallow Water Model	Climate	3D	Global			Patrick
ParFlow	Parallel, high-performance, integrated watershed model	Hydrology Terrestrial			Active	basins	Reed
Permafrost Benchmark System	The PBS is a web-based tool for conducting benchmarking studies of permafrost models.	Climate Coastal Cryosphere Ecosystems Hydrology Terrestrial	2D	Continental Global Regional-Scale		CMIP5 WMT permafrost data benchmark	Mark
PerronNLDiffuse	Nonlinear diffusion, following Perron (2011).	Terrestrial	2D	Landscape-Scale Reach-Scale Watershed-Scale	Only maintenance	hillslope diffusion soil soil creep	Daniel
Physprop	Calculates the acoustic values based on physical properties	Coastal Marine	1D	Regional-Scale		sound propagation marine sediment	Lincoln
Pllcart3d	3D numerical simulation of confined miscible flows	Hydrology Terrestrial	3D			micible Hele-Shaw flow	Rafael
Plume	Hypopycnal sediment plume	Coastal Marine	2D		As is, no updates are provided	sediment transport	Eric
Point-Tidal-flat	Point Model for Tidal Flat Evolution model	Coastal			As is, no updates are provided	tidal flat evolution	Sergio
PotentialEvapotranspiration	Calculates potential evapotranspiration	Climate Ecosystems Hydrology Terrestrial	2D	Landscape-Scale Regional-Scale Watershed-Scale	Only maintenance	evapotranspiration	Sai
PotentialityFlowRouter	Multidirectional flow routing using a novel method.	Hydrology Terrestrial	2D	Landscape-Scale Regional-Scale Watershed-Scale	Active	flow path flow routing	Daniel
PrecipitationDistribution	Generate random sequence of precipitation events	Climate Hydrology Terrestrial	2D	Landscape-Scale Regional-Scale	Only maintenance	precipitation	Jordan
Princeton Ocean Model (POM)	POM: Sigma coordinate coastal & basin circulation model	Marine	3D		Only maintenance	physical oceanography	Tal
PsHIC	Pixel-scale Hypsometric Integral Calculator	Hydrology Terrestrial	2D	Landscape-Scale Watershed-Scale	As is, no updates are provided	geomorphologic catchment	Sagy
PyDeCe	Python model for Dense Current forming eruptions (PyDeCe) is a tool for modeling the dense endmember of pyroclastic density currents generated either by impulsive column collapse or sustained fountaining eruptions.	Terrestrial	2D		Only maintenance	pyroclastic density currents	Indujaa
PyDeltaRCM	Reduced complexity river delta formation and evolution model with channel dynamics	Coastal Hydrology	2D	Landscape-Scale		delta evolution cellular automata coastal morphodynamics	Mariela
PyRiverBed	A Python framework to generate synthetic riverbed topography of constant-width meandering rivers	Hydrology Terrestrial	1.5D	Landscape-Scale Patch-Scale Reach-Scale Regional-Scale Watershed-Scale	Active	meandering rivers riverbed	Zhi
QDSSM	Quantitative Dynamic Sequence Stratigraphic Model	Coastal	3D	Landscape-Scale		landscape evolution stratigraphy coastal evolution	George
QTCM	Quasi-equilibrium Tropical Circulation Model	Climate	2D	Global		Tropical climate	David
QUAL2K	A Modeling Framework for Simulating River and Stream Water Quality	Terrestrial	1D	Watershed-Scale		biogeochemistry water quality	Steve
QUODDY	A state-of-the-art finite-element computer simulation program for coastal ocean circulation modeling	Coastal	3D	Regional-Scale		coastal circulation	Kristina
Quad	Geometric model to study the response of fluvial-deltas to base-level changes.	Coastal	1D	Landscape-Scale Regional-Scale		delta evolution shoreline dynamics alluvial-basement transition base-level changes	Jorge
RAFEM	River Avulsion and Floodplain Evolution Module	Terrestrial	2D	Continental Regional-Scale	Active		Katherine
RASCAL	Landscape evolution resulting from feedback between flow, vegetation, and sediment	Coastal Hydrology Terrestrial	2D	Landscape-Scale		landscape evolution everglades	Laurel
RCPWAVE	Regional Coastal Processes Wave Model	Coastal	2D			wave model nearshore	Mark
REF-DIF	Phase-resolving parabolic refraction-diffraction model for ocean surface wave propagation.	Coastal	1D	Continental Regional-Scale		wave dynamics	James
RHESSys	Regional Hydro-Ecologic Simulation System	Hydrology Terrestrial	2D	Watershed-Scale	Active	biogeochemistry water quality C-cycle Carbon Nutrient cycle	christina
ROMS	Regional Ocean Modeling System	Marine			Active	flow dynamics wave dynamics physical oceanography	Hernan G.
ROMS Data Component	A CSDMS data component used to access the Regional Ocean Modeling System (ROMS) datasets	Coastal Marine	3D	Regional-Scale	Only maintenance		Tian
ROMSBuilder	ROMSBuilder is a CCA-CSDMS Modeling Tool (CMT) compliant component that creates another CMT compliant ROMS component. The new ROMS component is build as per the C-preprocessing options that defines a particular ROMS application.	Marine					Jisamma
Radiation	Compute 1D and 2D total incident shortwave radiation.	Climate Terrestrial	1D 2D	Continental Landscape-Scale Regional-Scale Watershed-Scale	Only maintenance	radiation solar radiation	Sai
RecircFeed	E-book: calculator for approach to equilibrium in recirculating and feed flumes	Hydrology Terrestrial	1D	Watershed-Scale	As is, no updates are provided	bed equilibrium fluvial morphodynamics	Gary
Rescal-snow	A model of dunes and snow-waves	Cryosphere Hydrology Terrestrial	2D 3D	Grain-Scale Patch-Scale	Active	snow dynamics sand aeolian sediment transport dune Aeolian dune	Kelly
Reservoir	Reservoir: Tools for Analysis, Design, and Operation of Water Supply Storages	Hydrology	1D	Point-Based	Only maintenance	Reservoir Water storage yield	Sean
RivMAP	Matlab toolbox for mapping and measuring river planform changes	Terrestrial	2D	Continental	As is, no updates are provided	planform change meander migration river migration width centerline spacetime mapping	Jon
River Erosion Model	An intermediate complexity model for simulating stream channel evolution (years to decades) at the watershed scale.	Hydrology Terrestrial	1D	Watershed-Scale	Only maintenance		Roderick
River Network Bed-Material Sediment	Bed-material sediment transport and storage dynamics on river networks.	Hydrology Terrestrial	1D	Continental Landscape-Scale Regional-Scale Watershed-Scale	As is, no updates are provided	River network sediment transport	Jonathan
River Temperature Model	River Temperature Model based on heat balance approach	Hydrology Terrestrial	1.5D 1D	Reach-Scale	Active	permafrost river discharge river	Irina
RiverMUSE	Simulates freshwater mussel populations' response to changes in suspended sediment	Ecosystems Hydrology Terrestrial	1D	Reach-Scale	As is, no updates are provided	mussels Matlab suspended sediment chlorophyll anthropogenic impact	Jon
RiverSynth	Excel file for creating XYZ coordinates of artificial river valley topography	Hydrology Terrestrial	2D	Reach-Scale Watershed-Scale		complex topography river	Rocko
RiverWFRisingBaseLevelNormal	E-book: Calculator for disequilibrium aggradation of a sand-bed river in response to rising base level.	Hydrology Terrestrial	1D	Watershed-Scale	As is, no updates are provided	bed variation fluvial morphodynamics	Gary
RouseVanoniEquilibrium	E-book: Program for calculating the Rouse-Vanoni profile of suspended sediment.	Hydrology Terrestrial	1D	Watershed-Scale	As is, no updates are provided	suspended sediment profile fluvial morphodynamics	Gary
SBEACH	Numerical Model for Simulating Storm-Induce Beach Change	Coastal				coastal evolution beach profile storm wave	Mark
SBM	Sorted Bedform Model	Coastal Marine		Reach-Scale	As is, no updates are provided	sorted bed forms formation continental shelf	A. Brad
SEA	Southamption--East Anglia	Marine	3D	Global		ocean circulation	David
SEDPAK	Models the sedimentary fill of basins	Carbonates and Biogenics Marine				basin sedimentary geometry	Christopher
SELFE	Semi-implicit Eulerian–Lagrangian Finite Element	Coastal Marine	3D	Continental	As is, no updates are provided		Yinglong
SEOM	Spectral Element Ocean Model	Coastal Marine	2D 3D	Continental Global		coastal and marine global tides	Dale
SETTLE	Partical settling velocity solution	Terrestrial			As is, no updates are provided	setting velocity turbulent fluid fluvial	Rudy
SFINCS	SFINCS, a reduced-physics solver to compute compound flooding in coastal systems due to fluvial, pluvial, tidal, wind- and wave-driven processes	Coastal	2D	Landscape-Scale	Active	Compound flooding Inundation Coastal systems	Tim
SIBERIA	SIBERIA simulates the evolution of landscapes under the action of runoff and erosion over long times scales.	Terrestrial	2D	Regional-Scale	As is, no updates are provided	landscape evolution	Garry
SICOPOLIS	Ice sheet model	Cryosphere Terrestrial		Regional-Scale	Active		Ralf
SIGNUM	SIGNUM (Simple Integrated Geomorphological Numerical Model) is a MAtlab TIN-based landscape evolution model	Terrestrial	2D	Landscape-Scale Regional-Scale Watershed-Scale	As is, no updates are provided		Domenico
SIMSAFADIM	Finite element model for fluid flow, clastic, carbonate and evaporate sedimentation	Coastal Marine				coastal and marine stratigraphic facies distribution	Klaus
SINUOUS	SINUOUS - Meander Evolution Model	Hydrology Planetary landforms Terrestrial	2D	Landscape-Scale Reach-Scale	Active	meander Meander Evolution Model floodplain deposition	Alan
SISV	Spectral, Implicit, Streamfunction-Vorticity solver		2D	Reach-Scale			Peter
SLAMM 6.7	The Sea Level Affecting Marshes Model (SLAMM)	Climate Coastal Geodynamic Hydrology Marine Terrestrial	1.5D 2D	Landscape-Scale Regional-Scale Watershed-Scale	Only maintenance		Jonathan
SLEPIAN Alpha	Computation of spherical harmonics, Slepian functions, and transforms	Marine Terrestrial	3D	Continental Global Regional-Scale	Active	Toolbox	Frederik
SLEPIAN Bravo	Linear inverse problems using spherical harmonics and spherical Slepian functions	Marine Terrestrial	3D	Continental Global Regional-Scale	Active	Toolbox	Frederik
SLEPIAN Charlie	Spectral estimation problems using spherical harmonics and spherical Slepian functions	Marine Terrestrial	3D	Continental Global Regional-Scale	Active	Toolbox	Frederik
SLEPIAN Delta	Analysis of time-variable gravity from the GRACE satellite mission using spherical harmonics and spherical Slepian functions	Marine Terrestrial	3D	Continental Global Regional-Scale	Active	Toolbox	Christopher
SLEPIAN Echo	Computation of vectorial spherical harmonics, vectorial Slepian functions, and transforms		3D	Continental Global Regional-Scale		Toolbox	Alain
SNAC	An updated Lagrangian explicit finite difference code for modeling a finitely deforming elasto-visco-plastic solid in 3D.	Geodynamic Terrestrial	3D	Continental Landscape-Scale Regional-Scale	Active		Eunseo
SNOWPACK					Active
SPACE	Landlab component for 2-D calculation of fluvial sediment transport and bedrock erosion	Terrestrial	2D	Continental Landscape-Scale Reach-Scale Regional-Scale Watershed-Scale	Only maintenance	River Erosion Sediment Transport Bedrock Erosion Landscape Evolution	Charles
SPARROW	The SPARROW Surface Water-Quality Model	Hydrology Terrestrial	2D	Continental Landscape-Scale Regional-Scale Watershed-Scale	Active	biogeochemistry water quality	Richard
SPHYSICS	Smoothed Particle Hydrodynamics code	Coastal	2D 3D	Reach-Scale		hydrodynamics violent free-surface	Robert
SRH-1D	One-dimensional cross section based hydraulic and mobile-bed sediment transport model	Terrestrial	1D	Landscape-Scale Regional-Scale Watershed-Scale		river sediment transport	Blair
STORM	Windfield simulator for a cyclone	Coastal			As is, no updates are provided	wave dynamics	Rudy
STSWM	NCAR Spectral Transform Shallow Water Model	Climate Coastal Marine	3D	Regional-Scale			James
STVENANT	1D gradually varied flow routine	Coastal Hydrology	1D		As is, no updates are provided	reaches	Rudy
STWAVE	Steady-State Spectral Wave Model	Coastal	3D	Landscape-Scale Watershed-Scale		wave dynamics	Jane
SUSP	Suspended load transport subroutine	Terrestrial			As is, no updates are provided	fluvial morphodynamics	Rudy
SVELA	Shear velocity solution associated with grain roughness	Terrestrial			As is, no updates are provided	sediment transport fluvial	Rudy
SWAN	SWAN is a third-generation wave model	Coastal	3D	Continental Landscape-Scale Regional-Scale	Active	wave dynamics	Team
SWAT	SWAT is a river basin scale model developed to quantify the impact of land management practices in large, complex watersheds.	Hydrology Terrestrial	2D	Landscape-Scale Watershed-Scale	Active	biogeochemistry water quality	Jeff
SWEHR	A coupled model for infiltration, fluid flow, and sediment transport.	Hydrology Terrestrial	2D	Patch-Scale Reach-Scale Watershed-Scale			Luke
SWMM	Storm Water Management Model	Hydrology Terrestrial	2D	Landscape-Scale Reach-Scale Watershed-Scale		reaches	Lewis
Sakura	3 Equation hyperpycnal flow model	Coastal Marine			As is, no updates are provided	sediment transport	Yusuke
SedBerg	An iceberg drift and melt model, developed to simulate sedimentation in high-latitude glaciated fjords.	Coastal Cryosphere	2D	Regional-Scale		sediment transport	Ruth
SedCas	A probabilistic sediment cascade model for sediment production, storage and transfer	Hydrology	1D	Landscape-Scale Watershed-Scale	Active		Jacob
SedDepEroder	Compute fluvial erosion using using “tools and cover” theory	Terrestrial	2D	Landscape-Scale Regional-Scale	Only maintenance	stream power erosion tools and cover	Daniel
SedFoam-2.0	A multi-dimensional Eulerian two-phase model for sediment transport (version 2.0)	Coastal Hydrology	3D	Patch-Scale Reach-Scale		two-phase model OpenFOAM sediment transport multi-dimensional	Julien
SedPlume	SedPlume simulates glacial meltwater plume dynamics and sedimentation.	Coastal	2D	Landscape-Scale		glacial sediment deposition	Ruth
Sedflux	Basin filling stratigraphic model	Coastal Marine	2D 3D		Only maintenance	sediment transport geodynamics stratigraphy	Eric
Sedtrans05	Sediment transport model for continental shelf and estuaries	Marine			As is, no updates are provided	sediment transport	Urs
Shoreline	Coastal evolution model	Coastal	1.5D			coast line evolution longshore sediment transport	Scott
SiStER	An easy-to-use MATLAB code to simulate long-term lithosphere and mantle deformation.	Geodynamic	2D	Continental		lithosphere deflection Mantle deformation	Jean-Arthur
SimClast	basin-scale 3D stratigraphic model	Coastal Marine Terrestrial	3D			stratigraphic model river coast	Rory
SinkFiller	Fill sinks in a landscape to the brim, following the Barnes et al. (2014) algorithms.	Hydrology Terrestrial	2D	Landscape-Scale Regional-Scale	Only maintenance	depressions flow routing	Daniel
SoilGrids Data Component	A CSDMS data component used to download the soil property datasets from the SoilGrids system.	Ecosystems Hydrology Terrestrial	2D	Global	Only maintenance		Tian
SoilInfiltrationGreenAmpt	Landlab component that calculates soil infiltration based on the Green-Ampt solution.	Hydrology Terrestrial	2D	Landscape-Scale Patch-Scale Reach-Scale Watershed-Scale	As is, no updates are provided		Francis
SoilMoisture	Compute the decay of soil moisture saturation at storm-interstorm time period	Hydrology Terrestrial	2D	Landscape-Scale Regional-Scale Watershed-Scale	Only maintenance	soil soil moisture evapotranspiration	Sai
SpatialPrecipitationDistribution	Generate random sequence of spatially-resolved precipitation events	Climate Hydrology Terrestrial	2D	Landscape-Scale Watershed-Scale	Only maintenance	precipitation stochastic precipitation	Daniel
Spbgc	2D Numerical Simulation of Turbidity Currents	Coastal	2D			turbidity current flow structure	Zachary
SpeciesEvolver	Evolve life in a landscape.	Ecosystems Terrestrial	2D	Regional-Scale	Only maintenance	ecology evolution	Nathan
Spirals1D	Read note in extended description. 1D model of spiral troughs on Mars	Terrestrial	1D		As is, no updates are provided	spiral trough Mars	Jon
SteadyStateAg	E-book: calculator for approach to equilibrium in recirculating and feed flumes	Hydrology Terrestrial	1D	Watershed-Scale	As is, no updates are provided	bed variation fluvial morphodynamics	Gary
SteepnessFinder	Calculate steepness and concavity indices from gridded topography	Terrestrial	1.5D 2D	Landscape-Scale Regional-Scale	Only maintenance	concavity terrain analysis steepness	Daniel
StreamPower	Read note in extended description. Modeling the development of topographic steady state in the stream-power model	Terrestrial			As is, no updates are provided	bedrock channel erosion topographic steady state	Jon
StreamPowerSmoothThresholdEroder	Compute fluvial erosion using stream power theory with a numerically smoothed threshold	Terrestrial	2D	Landscape-Scale Regional-Scale	Only maintenance	stream power erosion	Greg
StreamProfilerApp	Global stream profiler web-app	Terrestrial	1D	Global	Active		Gregory
Subside	Flexure model	Geodynamic	1D 2D		As is, no updates are provided	flexure basin uplift or subside	Eric
SubsidingFan	E-book: calculator for evolution of profiles of fans in subsiding basins	Hydrology Terrestrial	1D	Watershed-Scale		geodynamics subside fluvial morphodynamics	Gary
Sun fan-delta model	Fan-delta and alluvial fan landscape evolution model	Coastal Marine Planetary landforms Terrestrial	2D	Landscape-Scale	As is, no updates are provided	sediment deposition alluvial fan fan-delta	Ajay
SurfaceRoughness	Quantifies surface roughness with high-resolution topographic data by analyzing the local variability of surface normal vectors.	Terrestrial	2D			Rock Exposure Surface Roughness LiDAR	David
SuspSedDensityStrat	E-book: Module for calculating the effect of density stratification on the vertical profiles of velocity and suspended sediment.	Hydrology Terrestrial	1D	Watershed-Scale	As is, no updates are provided	suspended sediment fluvial morphodynamics	Gary
Symphonie	3D primitive equation ocean model	Marine			Active	physical oceanography	Patrick
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).	Geodynamic Terrestrial	2D	Continental Regional-Scale	Only maintenance	geodynamics	Daniel
TISC	TISC integrates quantitative models of lithospheric flexure, fault deformation, and surface mass transport (erosion/transport/sedimentation) along drainage networks.	Climate Geodynamic Hydrology Terrestrial	2D 3D	Continental Regional-Scale	Only maintenance	fluvial morphodynamics geodynamics Bedrock Erosion groundwater isostasy orographic precipitattion evaporation lake	Daniel
TOPMODEL	Physically based, distributed watershed model that simulates hydrologic fluxes of water through a watershed	Hydrology Terrestrial	2D	Landscape-Scale Watershed-Scale	Active	basin hydrological	Keith
TOPOG	TOPOG is a terrain analysis-based hydrologic modelling package	Hydrology Terrestrial	2D 3D	Landscape-Scale Regional-Scale Watershed-Scale	Only maintenance	landscape catchment	Richard
TUGS	Fluvial gravel and sand transport model	Terrestrial	1D			river sediment dynamics	Yantao
TURB	Gausian distribution calculator of instantaneous shear stresses on the fluvial bed	Terrestrial			As is, no updates are provided	bedload transport fluvial	Rudy
TURBINS	An immersed boundary, Navier–Stokes code for the simulation of gravity and turbidity currents interacting with complex topographies.	Marine	2D 3D	Patch-Scale		turbidity current numerical simulation complex topography polydisperse suspension sedimentation parallel computing	Mohamad
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	Hydrology	2D	Watershed-Scale	Active	hydrologivally corrected DEM watershed	David
TaylorNonLinearDiffuser	Model non-linear soil creep after Ganti et al. (2012)	Hydrology Terrestrial	2D	Landscape-Scale Watershed-Scale	Only maintenance	hillslope diffusion	Rachel
Terrainbento	A Python package for multi-model analysis in long-term drainage basin evolution	Terrestrial	2D	Landscape-Scale Regional-Scale Watershed-Scale	Active		Katy
Terrapin	Build and destroy strath and fill terraces	Terrestrial	1.5D	Landscape-Scale Patch-Scale Reach-Scale Watershed-Scale		terrace fluvial	Andy
ThawLake1D	1-D numerical model of permafrost and subsidence processes.	Cryosphere Hydrology Terrestrial	1D	Point-Based Watershed-Scale		permafrost thermal subsurface thaw lake talik	Nora
The TELEMAC system	a powerful integrated modeling tool for use in the field of free-surface flows.	Hydrology Marine	2D 3D	Regional-Scale	Active	hydrodynamics coastal and marine fluvial groundwater	-
TopoFlow	Spatially-distributed, D8-based hydrologic model	Hydrology	2D	Landscape-Scale Watershed-Scale	Active	basins	Scott
TopoFlow-Channels-Diffusive Wave	Diffusive Wave process component for flow routing in a D8-based, spatial hydrologic model	Hydrology	2D	Landscape-Scale Watershed-Scale	Active	basins	Scott
TopoFlow-Channels-Dynamic Wave	Dynamic Wave process component for flow routing in a D8-based, spatial hydrologic model	Hydrology	2D	Landscape-Scale Watershed-Scale	Active	basins	Scott
TopoFlow-Channels-Kinematic Wave	Kinematic Wave process component for flow routing in a D8-based, spatial hydrologic model.	Hydrology	2D	Landscape-Scale Watershed-Scale	Active	basins	Scott
TopoFlow-DEM Smoother	TopoFlow-DEM Smoother	Hydrology		Watershed-Scale			Scott
TopoFlow-Data-HIS	The CUAHSI Hydrologic Information System	Hydrology		Watershed-Scale	Active		Scott
TopoFlow-Diversions	Diversions component for a D8-based, spatial hydrologic model.	Hydrology	2D	Landscape-Scale Watershed-Scale	Active	basins	Scott
TopoFlow-Evaporation-Energy Balance	Evaporation process component (Energy Balance method) for a D8-based, spatial hydrologic model	Hydrology	2D	Landscape-Scale Watershed-Scale	Active	basins	Scott
TopoFlow-Evaporation-Priestley Taylor	Evaporation process component (Priestley-Taylor method) for a D8-based, spatial hydrologic model	Hydrology	2D	Landscape-Scale Watershed-Scale	Active	basins	Scott
TopoFlow-Evaporation-Read File	Evaporation process component (read from file method) for a spatially-distributed hydrologic model.	Hydrology	2D	Landscape-Scale Watershed-Scale	Active	basins	Scott
TopoFlow-Infiltration-Green-Ampt	Infiltration process component (Green-Ampt method) for a D8-based, spatial hydrologic model	Hydrology	2D	Landscape-Scale Watershed-Scale	Active	basins	Scott
TopoFlow-Infiltration-Richards 1D	Infiltration process component (Richards 1D method) for a D8-based, spatial hydrologic model	Hydrology	2D	Landscape-Scale Watershed-Scale	Active	basins	Scott
TopoFlow-Infiltration-Smith-Parlange	Infiltration process component (Smith-Parlange method) for a D8-based, spatial hydrologic model	Hydrology	2D	Landscape-Scale Watershed-Scale	Active	basins	Scott
TopoFlow-Meteorology	Meteorology process component for a D8-based, spatial hydrologic model	Hydrology	2D	Landscape-Scale Watershed-Scale	Active	basins	Scott
TopoFlow-Saturated Zone-Darcy Layers	Saturated Zone process component (Darcy's law, multiple soil layers) for a D8-based, spatial hydrologic model	Hydrology	2D	Landscape-Scale Watershed-Scale	Active	basins	Scott
TopoFlow-Snowmelt-Degree-Day	Snowmelt process component (Degree-Day method) for a D8-based, spatial hydrologic model	Hydrology	2D	Landscape-Scale Watershed-Scale	Active	basins	Scott
TopoFlow-Snowmelt-Energy Balance	Snowmelt process component (Energy Balance method) for a D8-based, spatial hydrologic model	Hydrology	2D	Landscape-Scale Watershed-Scale	Active	basins	Scott
TopoToolbox	A set of Matlab functions for topographic analysis	Hydrology Terrestrial	2D	Landscape-Scale Regional-Scale Watershed-Scale	Active	topographic analysis geomorphology geomorphometry Matlab	Wolfgang
Topography Data Component	A CSDMS data component used to fetch and cache NASA Shuttle Radar Topography Mission (SRTM) and JAXA Advanced Land Observing Satellite (ALOS) land elevation data using the OpenTopography REST API.	Climate Coastal Cryosphere Ecosystems Geodynamic Human dimensions Hydrology Marine Terrestrial	2D	Continental Global Landscape-Scale Regional-Scale Watershed-Scale	Active	topography srtm elevation data DEM alos NASADEM Copernicus	Mark
Tracer dispersion calculator	The model computes the streamwise and vertical dispersal of a patch of tracers in a gravel bed river	Terrestrial	1D	Landscape-Scale Reach-Scale Watershed-Scale	Active	tracers gravel-bed rivers bedload transport	Enrica
TransportLengthHillslopeDiffuser	Transport length hillslope diffusion.	Hydrology Terrestrial	2D	Landscape-Scale Regional-Scale Watershed-Scale	Only maintenance	hillslope diffusion soil	Margaux
TreeThrow	Sediment transport by tree throw on hillslopes	Terrestrial				tree throw sediment transport	Matthew
TwoPhaseEulerSedFoam	A four-way coupled two-phase Eulerian model for sediment transport	Hydrology Terrestrial	3D	Grain-Scale Patch-Scale		sediment transport two-phase model multi-dimensional	Zhen
UEB	The Utah Energy Balance (UEB) Grid snowmelt model	Hydrology Terrestrial	2D	Watershed-Scale		snow dynamics glacial melt	David
UMCESroms	Chesapeake Bay Application, special case of Regional Ocean Modeling System (ROMS)	Marine					Yun
Underworld2	Underworld2 is an open-source, particle-in-cell finite element code tuned for large-scale geodynamics simulations.	Geodynamic	3D	Continental	Active	Plate tectonics lithospheric flexure	Louis
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.	Hydrology	3D	Continental Global Regional-Scale	Active	global	Dennis
VegCA	Landlab component that simulates inter-species plant competition using a 2D cellular automata model.	Ecosystems Terrestrial	2D	Landscape-Scale Watershed-Scale	Only maintenance	population ecology cellular automata species competition	Sai
Vegetation	Model plant dynamics using multiple representative plant species	Climate Ecosystems Hydrology Terrestrial	2D	Landscape-Scale Reach-Scale Watershed-Scale	Only maintenance	vegetation plant dynamics soil moisture	Sai
WACCM Dust-Sulfur	Whole atmosphere module of sulfate aerosols.	Climate	3D	Global			Ryan
WACCM-CARMA	atmospheric/aerosol microphysical model	Climate			As is, no updates are provided	microphysical climate	Jason
WACCM-EE	GCM for deep paleoclimate studies	Climate				paleoclimate	Eric
WASH123D	Watershed Model, River Hydraulics, Overland Flow, Subsurface Flow, Sediment Transport, Water Quality Transport	Hydrology Terrestrial				basin Hydrological model sediment transport	Gour-Tsyh (George)
WAVEREF	Wave refraction routine	Coastal			As is, no updates are provided	wave dynamics	Rudy
WAVEWATCH III Data Component	A CSDMS data component used to fetch and cache WAVEWATCH III datasets.	Climate Coastal Ecosystems Geodynamic Hydrology Marine	2D	Continental Global Regional-Scale	Only maintenance	WAVEWATCH III wind climatology wave model	Eric
WAVEWATCH III ^TM	Spectral wind wave model	Coastal Marine	2D		Active	physical oceanography	Hendrik
WBM-WTM	Water Balance/Transport Model	Hydrology Terrestrial	2D	Global	Active	global	Balazs
WBMsed	Global sediment flux and water discharge model.	Hydrology Terrestrial	2D	Continental Global	Active	Sediment flux Global model Hydrological model	Sagy
WDUNE	GUI implementation of the Werner (1995) cellular automata aeolian dune model	Terrestrial	2D	Landscape-Scale	As is, no updates are provided	Aeolian dune GIS geomorphologic	Tom
WEPP	Process-based soil erosion by water at field/farm scale	Hydrology Terrestrial				basin water erosion	Dennis
WILSIM	Landscape evolution model	Terrestrial	2D	Watershed-Scale		landscape evolution	Wei
WINDSEA	Deep water significant wave height and period simulator during a hurricane routine	Coastal			As is, no updates are provided	wave dynamics	Rudy
WOFOST	WOFOST (WOrld FOod STudies) is a simulation model for the quantitative analysis of the growth and production of annual field crops.	Terrestrial	1D	Point-Based Watershed-Scale	Active	Crop production Biomass production phenology agromanagement	Hendrik
WPHydResAMBL	E-book: Implementation of the Wright-Parker (2004) formulation for hydraulic resistance combined with the Ashida-Michiue (1972) bedload formulation.	Hydrology Terrestrial	1D	Watershed-Scale	As is, no updates are provided	bedload transport fluvial morphodynamics	Gary
WRF	Weather Research and Forecasting Model	Climate	3D	Continental Global Landscape-Scale Regional-Scale Watershed-Scale	Active		Bill
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.	Climate Coastal Cryosphere Ecosystems Hydrology Terrestrial	1D 2D	Continental Landscape-Scale Point-Based Reach-Scale Regional-Scale Watershed-Scale	Active	model software hydrometeorology land-atmosphere interactions terrestrial hydrology hydrology Earth science Fortran hydrologic model	Molly
WSGFAM	Wave and current supported sediment gravity flow model	Coastal Marine				sediment transport	Carl
WWTM	The WWTM (Wind Wave Tidal Model) has been developed to describe hydrodynamic and wind-wave generation and propagation within shallow tidal environments	Coastal	2D	Landscape-Scale Regional-Scale		coast hydrodynamics	Luca
Wetland3P	A 3-point dynamic model for the morphological evolution of a backbarrier basin composed by marshes and mudflats	Coastal	1D	Landscape-Scale	Only maintenance		giulio
XBeach	Morphological changes, nearshore currents, wave propagation and sediment transport model	Coastal	2D	Regional-Scale	Active	coastal evolution	Dano
YANGs	Fluvial sediment transport model	Terrestrial			As is, no updates are provided	fluvial morphodynamics	Rudy
ZoneController	Controls zones and populates them with taxa.	Ecosystems Terrestrial	2D	Regional-Scale	Only maintenance	ecology evolution	Nathan
ZoneTaxon	A zone-based taxon	Ecosystems Terrestrial	2D	Regional-Scale	Only maintenance	ecology evolution	Nathan
Zscape	A simple parallel code to demonstrate diffusion	Terrestrial	1D			landscape evolution	Chuck

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