hydrological model for simulation of water and water quality over time
OpenGrADS provides extensions and interfaces for GrADS.
GUI for rayinvr modelling
modflow laboratory
Converts images to GSLIB grids -NEW: 3D support.
A software to manipulate RINEX 3 files
Open Street Map (OSM) tools, OSM/XML parser, tag extractor
GPS Manager (GPSMan): a manager of GPS data