S2PLOT is freely available for non-commercial and educational use, however, it is not public-domain software. The programming library and documentation may not be redistributed or sub-licensed in any form without permission from Swinburne University of Technology. The programming library and sample codes are provided without warranty.
We would appreciate it if research outcomes using S2PLOT would provide the following acknowledgement:
Three-dimensional visualisation was conducted with the S2PLOT progamming library
and a reference to
D.G.Barnes, C.J.Fluke, P.D.Bourke & O.T.Parry, 2006, Publications of the Astronomical Society of Australia, 23(2), 82-93.
The initial S2PLOT development was funded through the Researcher Developer Grant Scheme at Swinburne University of Technology.