Organic Maps is a free Android & iOS offline maps app for travelers
Lightweight GPS Logging Application For Android
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
Open Source Desktop GIS with Surveying and Cartography Functionality
Managing daemon for GM7 Xtreme GPS Tracker
3D map viewer for your hiking trips.
Photo geotagging and culling software
Conversor GPX -> KML by php
Take a Google My Map KML file and convert it to a gpx for your GPS
Altimetry profile visualizer
GoogleEarth Organiser, Editor & Toolkit
An Android app. to make your physical activity much more fun!
Application to browse and visualize your GPS files
Web Mapping Platform
Obtain your cycling power
Open Street Map (OSM) tools, OSM/XML parser, tag extractor
MassGeotagger lets you to geotag sets of JPG Photos with GPX logs
GT2 combines online and offline navigation for hikers and cyclists
GPS data visualisation and exploration