PROJECT HALO
Project Halo is a staged research effort by Vulcan Inc. towards the development of a Digital Aristotle, an application capable of producing user and domain-appropriate answers and justifications to novel (previously unseen) questions in an ever-growing number of domains.
http://projecthalo.com
FramerD Home Page
Reference, Knowledge Management, Knowledge Representation, Systems - FramerD. A portable distributed object-oriented database designed to support the maintenance and sharing of knowledge bases.
http://www.framerd.org/