TOPP

The Opening Planning Project

http://topp.openplans.org/

http://topp.openplans.org/home/history/

among other things, makes GeoServer

• an Open Source server for GIS data which has evolved to become an easy method of connecting existing information to Virtual globes such as Google Earth and NASA World Wind as well as mapping websites such as Google Maps, Windows Live Local and YahooMaps.
• http://en.wikipedia.org/wiki/GeoServer

Melk Jug appears to be an RssAggregator with a Social Network Context. (Written in Python!)

• http://www.openplans.org/projects/melkjug