-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 fielded free-text indexing and retrieval engine with a Z39.50
+front-end. You can use any compatible, commercial or freeware Z39.50 client to
+access data stored in Zebra. Zebra may be used free-of-charge in non-profit
+applications by non-commercial organisations.