Traccar GPS Tracking System
GeoServer repository
Navigational Algorithms - Marine navigation
Automated detection of the unknown early map projection
GPS track editor for editing tracks and planning (multiple) day tours
NMEA 0183 library for Java
Set of Java interfaces for geospatial applications
Tool to work on map data, to check the data and generate your own maps
A library to generate short codes
a space-time interpolation geostatistical tool
GeoData Web Editing [core SIG Web]
NMEA libary for java (protocol of GPS devices)
Software for distance cartogram creation
LGPL GML parser