You may operate your own BSCW server as an extension of a suitable Web server running on a Unix or Windows NT platform.
The BSCW server software is distributed by OrbiTeam Software GmbH, Sankt Augustin, Germany, under license from GMD -- Forschungszentrum Informationstechnik GmbH.
You may download the BSCW server software free of charge for a 90-day evaluation period from <http://bscw.gmd.de>.
You have to pay a license fee for any commercial use beyond the evaluation period. Schools and universities may apply for royalty free licences for educational purposes: <info@orbiteam.de>