GPSBabel converts waypoints, tracks, and routes between popular GPS receivers such as Garmin or Magellan and mapping programs like Google Earth or Basecamp. Literally hundreds of GPS receivers and programs are supported. It also has powerful manipulation tools for such data.
Trackprofiler is an online gps track editor and analyzer.
With TrackProfiler you can:
Join multiple tracks into one
Split and remove parts of GPS tracks
Edit tracks point by point
Add waypoints to your track
Detect and remove GPS measurement errors
Detect and remove elevation.
United States
Croatia
EU
