The {RMODFLOW} R package provides a set of tools for groundwater flow modelling with MODFLOW. The functionality is targeted at feature-parity with that of the ModelMuse GUI and friends, albeit restricted to the MODFLOW-2005 family of codes. Related developments are the {RMT3DMS} package for solute transport modelling, and {RMODPATH} for particle tracking.You can install the latest version of {RMODFLOW} with any of the following:If you don’t have {renv}, {pak}, or {remotes} installed, try this instead:To get started, have a look at the introduction to {RMODFLOW}. A series of articles is available if you want to dive deeper into the {RMODFLOW} functionality:Developed by Bart Rogiers, Cas Neyens.Site built with pkgdown 1.6.1.