FloPy
Open SourceVerified
The Python interface to MODFLOW — build, run and post-process groundwater models entirely in code.
10 tools · Topic
MODFLOW Tools & Python Ecosystem
MODFLOW is the USGS’s modular groundwater model and the industry standard for aquifer simulation. Indexed here: MODFLOW 6 itself, FloPy and the wider Python ecosystem, calibration tooling like PEST, and the utilities that make large groundwater models manageable.
Groundwater Vistas
Commercial
Veteran commercial MODFLOW GUI with deep PEST integration — a consultant favourite for calibration-heavy work.
MODFLOW 6
Gov-PublicVerified
The USGS groundwater model — the world standard for aquifer simulation, rebuilt as a modular multi-model framework.
MODPATH
Gov-Public
USGS particle tracking for MODFLOW — pathlines, travel times and capture zones from flow solutions.
MT3D-USGS
Gov-Public
Multi-species solute transport for MODFLOW — advection, dispersion, sorption and reactions in aquifers.
ModelMuse
Gov-Public
The USGS's free graphical interface for MODFLOW — grid-independent model design without a commercial GUI.
PEST
Free
Model-independent parameter estimation and uncertainty analysis — the calibration standard for groundwater models.
Visual MODFLOW Flex
Commercial
3D groundwater flow and transport modeling environment for MODFLOW, SEAWAT, and PEST calibration workflows.
WEAP
Freemium
Integrated water resources planning and policy analysis framework for basin-scale supply and demand modeling.
pyEMU
Open Source
Python framework for PEST/PEST++ workflows — programmatic setup, ensembles and uncertainty analysis.