GPS log file viewer and analyzer
Viking is a free/open source program to manage GPS data
GPS track editor for editing tracks and planning (multiple) day tours
... the open-source glide computer
A Matlab software to estimate Euler pole parameters
Create, edit view GPX tracks (in the background - online maps)
Minimalistic wide-open GPS-locator/tracker
NMEA 0183 library for Java
Tool to work on map data, to check the data and generate your own maps
Plugins for OpenCPN
eGPXviewer is a 3D GPX track viewer
Java Library for working with gpx files
A reference implementation of the Polish geobotanical grid
GPS mapping and management software
Trasforma coordinate da epsg per google maps
A tile-based map viewer with support for GPX files.
Toolbox for geoscientists and geo enthusiasts
Track your mobile device or cellphone via internet using OpenGTS/GPRMC
Using PHP-CLI to parse NMEA data to generate depth maps with GD
See you and your friends on a map