I have updated the overview diagram of uDig contained on this page. - http://udig.refractions.net/confluence/display/DEV/3+Platform+Architecture
In addition I have attempted to answer where the platform may be extended for new geospatial raster and vector formats.
Jody _______________________________________________ User-friendly Desktop Internet GIS (uDig) http://udig.refractions.net http://lists.refractions.net/mailman/listinfo/udig-devel
