GeoServer repository
GWC is a tile server and caching proxy written in Java
Toolkit for working with and mapping geospatial data
GPS log file viewer and analyzer
Free software for maps
A 2D CAD application for civil engineering , built with Free Pascal
GeoData Web Editing [core SIG Web]
Web Mapping Platform
QNetMap is the library for displaying the map and the objects on it
Tile Cache Server
Geomatics & mapping tools for the masses!