A page with hopefully some useful content for some of you. a.o. (at
the end of the page) I have put a presentation I did almost a year
ago on FOSS and OpenSDI (or GeoFOSS if you wish) as well as a diagram
that is an attempt to put different GeoFOSS and COTS in relation to
each other, including protocols used.
Open Source Spatial Data Infrastructures (SDI's)