-The Zebra indexing tool is a generic search engine suitable for dealing
-with Metadata and other document types. Zebra consists of an indexing
-tool - for building an index for fast retrieval - and a search engine
-server that offers a Z39.50 interface.
+Zebra is a high-performance, general-purpose structured text indexing
+and retrieval engine. It reads structured records in a variety of input
+formats (eg. email, XML, MARC) and allows access to them through exact
+boolean search expressions and relevance-ranked free-text queries.