Geographic library
GDAL wheels for python and C/C++ projects (Linux only)
Interactive visualization of plate tectonics.
Geostatistics and geosciences modeling software
Application to browse and visualize your GPS files
Some pythons plugins to enhance fantasy maps creation with QGis
Tool-Kit aplication for system Geo Integrations
a free and open map of wireless communicating objects
Python-accessible toolkit for Geoscience & Remote Sensing Applications