STEREONETT - Official website Stereonett software used for
stereographic projections. Free download for students.
GPS TRACKMAKER - GPS Data software with user friendly interface with many GPS receivers .
GOOGLE EARTH – Tridimensional view of the blue planet.
MAGNETIC DECLINATION CALCULATOR – On-line software
to correct your magnetic declination based measures . http://www.ngdc.noaa.gov/seg/geomag/jsp/Declination.jsp
NASA WORLD WIND (like Google Earth) – Similar to Google Earth but on this software you also can explore Mars surface.
COORDINATES CONVERSOR – Multi-function conversor able to convert geographic coordinates to UTM system and others measure units.