Build your own GPS unit
Open source system for GPS tracking devices
Create, edit view GPX tracks (in the background - online maps)
Minimalistic wide-open GPS-locator/tracker
A C library for parsing/normalizing street addresses around the world
A library to generate short codes
Open Source Marine Chart Plotting Program
Application to browse and visualize your GPS files
A tile-based map viewer with support for GPX files.
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
See you and your friends on a map
Customization of OpenGTS look and feel
Analyze gpx files and store summary in Sqlite database
a free and open map of wireless communicating objects