Geographic library
Viking is a free/open source program to manage GPS data
GWC is a tile server and caching proxy written in Java
Toolkit for working with and mapping geospatial data
A cartography program with parameter adjustments and gravity fonctions
GPS track editor for editing tracks and planning (multiple) day tours
Spatial Statistics Libraries & Tools for GeoTools, GeoServer, uDig
utilities for cadastre system
Automated detection of the unknown early map projection
French Geographic Information System
An information system for cyclists in Berlin and Brandenburg
Open source system for GPS tracking devices
Set of Java interfaces for geospatial applications
Reading OpenStreetMap Pbf files.
Tool to work on map data, to check the data and generate your own maps
Offline vector map display ported from OsmAnd
Plugins for OpenCPN
Display people's or device transit routes based on latitude and longit