Version 1.3 of Harvest includes support for using Verity Inc.'s Topic indexing engine with the broker. In order to use Topic with Harvest, a license must be purchased from Verity. At this point, Harvest does not make use of all features in the Topic engine. However, does include a number of features that make it attractive:
For more information on Verity, or to retrieve the package, please see the components/Verity directory of the FTP site.