Data and Knowledge Group

― Knowledge Representation and Reasoning

Hermit OWL Reasoner

The New Kid on the OWL Block


HermiT is free software: you can redistribute it and/or modify it under the terms of the Lesser GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

The program is distributed in the hope that it will be useful, but without any warranty; without even the implied warranty of merchantability or fitness for a particular purpose. See the Lesser GNU General Public License for more details.

A copy of the Leeser GNU General Public License is available at

The source code to HermiT and the required libraries is included within the standard HermiT distribution in the project folder. Some JavaDoc can be extracted from HermiT.jar with the following command:

   jar -xf HermiT.jar javadoc