Open source Health IT for the planet
TI graphing calculators <-> computer communication software
Toolkit for working with and mapping geospatial data
Emgu CV is a cross platform .Net wrapper for OpenCV
Cross platform GUI for Maxima
GPS mapping and management software
Open source finite element software for multiphysical problems
fast C++ library for linear algebra & scientific computing
Virtual Screening software for Computational Drug Discovery
Real time satellite tracking and orbit prediction
Cross-platform DICOM implementation