1 jUDDI+
jUDDI+ is an extended version of the open source UDDI implementation by the Apache Software Foundation - JUDDI
http://ws.apache.org/juddi/
- able to cope with OWL based annotation of Web Services (WSs). The semantics of the WS description is exploited in order to perform both a semantic-based discovery of a single WS and a semantic-based WS composition with respect to a given request. Both the algorithms for discovery and composition [6] are based on non-standard Concept Abduction for Description Logics [1].