Large-scale WebGL-powered geospatial data visualization analysis
Python data, Leaflet.js maps
Viking is a free/open source program to manage GPS data
Toolkit for working with and mapping geospatial data
... the open-source glide computer
An interactive tool for GNSS position time series analysis
Read EDF File / view mapping
Tool to work on map data, to check the data and generate your own maps
Google Earth Enterprise - Open Source
Interactive visualization of plate tectonics.
Analysis and display of Census, business, government attribute data
Geodesy based library (geodetic and geocentric functions)
Geostatistics and geosciences modeling software
BEAST is a tool dedicated to assess political goals of woody bioenergy
SPatial Analysis With self-organizing Neural Networks
Multiplatform Ham Radio APRS and Mapping Program