GDAL is a translator library for raster and vector geospatial data
formats that is released under an MIT style Open Source License by the
Open Source Geospatial Foundation.  As a library, it presents a single
raster abstract data model and single vector abstract data model to
the calling application for all supported formats.  It also comes with
a variety of useful command line utilities for data translation and
processing.

Homepage:
http://gdal.org/
