Mitsuba is currently maintained and developed by Wenzel Jakob. It is free software and can be redistributed and modified under the terms of the GNU General Public License (Version 3) as provided by the Free Software Foundation.

Remark: Being a "viral" license, the GPL automatically applies to all derivative work. Amongst other things, this means that without express permission, Mitsuba's source code is off-limits to those who develop rendering software not distributed under a compatible license.

If you used Mitsuba in your about-to-be published research project, a citation is kindly requested:

@misc{Mitsuba,
   Author = {Wenzel Jakob},
   Year = {2010},
   Note = {http://www.mitsuba-renderer.org},
   Title = {Mitsuba renderer}
}