Open Source Marine Chart Plotting Program
Track your mobile device or cellphone via internet using OpenGTS/GPRMC
Apl. móvil de Información georeferenciada + visor 3D escritorio
Using PHP-CLI to parse NMEA data to generate depth maps with GD
FAA digital chart viewer for iPhone and iPad
Aircraft navigator with HSI for TomTom devices
Analyze gpx files and store summary in Sqlite database
a free and open map of wireless communicating objects