OSSIM provides advanced geo-spatial image processing for remote sensing, photogrammetry, and Geographic Information Systems. Backed by an active open source software development community, OSSIM solutions have been deployed on a number of critical commercial and government systems.
OSSIM provides advanced geo-spatial processing capabilities through a state of the art C++ software library. A number of tools, applications, and examples are included with the distribution.
website: http://www.ossim.org