In order to install the extension you need to perform the following steps:
- Download Protégé Version 3.1.1 from the Protégé site (http://protege.stanford.edu)
- Install the Protégé software following the instructions provided by the Protégé team
- Download the wt-protege.zip file; this is the compiled, ready-to-run version of the extension. URL http://sdbs.cst.uop.gr/files/wt-protege.zip
- Unzip the downloaded wt-protege.zip file in the Protégé installation directory replacing the protege.jar and protege_text.properties files therein (in Windows-based systems, the default location is C:\Program Files\Protege_3.1).