SoQt is released publicly under the GNU General Public License,
version 2.  See the file LICENSE.GPL for all the details.

A Professional Edition License can also be purchased for the SoQt
library from Kongsberg Oil & Gas Technologies. The benefits of this
includes first-tier support access to our developers, and the
permission to use SoQt in any product for any purpose (except
constructing a directly competing product with SoQt itself).

See <URL:http://www.coin3d.org> for more information, or mail us at
<mail:coin-support@coin3d.org>.