Spatial Statistics Libraries & Tools for GeoTools, GeoServer, uDig
Workflow and set of tools for Automated Imagery Classification
Geostatistics and geosciences modeling software
The full-featured, easy-to-use desktop GIS with real processing power!
MorphoLim : identifying city boundaries
Source code for ArcGIS Viewer for Flex - a great application framework
A frontend for gpsbabel
Geomatics & mapping tools for the masses!