Land survey field crew data management for .RAW and .JOB file types.
NMEA libary for java (protocol of GPS devices)
Track your mobile device or cellphone via internet using OpenGTS/GPRMC
Apl. móvil de Información georeferenciada + visor 3D escritorio
GT2 combines online and offline navigation for hikers and cyclists
FAA digital chart viewer for iPhone and iPad
a free and open map of wireless communicating objects