6 licence types (in order from the least to the most restrictive):
The following descriptions of licences is from the Creative Commons page (https://creativecommons.org/licenses/).
More detail about each of these types and the extent of conditions is to be found at https://creativecommons.org/licenses/
The University recommends use of CC BY-SA as a form of licence, given the growing openness of education. Course writers have freedom to determine which licensing regime suits the type of material produced. The copyright officer may assist authors decide which regime suits. A suitable reference to the regime should be shown on the copyright page of journals or at the beginning of articles or at the end with acknowledgements of an artistic work.
An example is shown below:
"©2019 The University of the South Pacific except where otherwise noted. This publication is licenced under terms of Creative Commons Attribution Ė CC BY SA Attribution, Share Alike 4.0. International Licence: https://creativecommons.org/licenses/by-sa/4.0".
This licence relates to computer software, art, scientific discoveries and instruments in medicine. It offers a right to freely distribute copies and modified versions of a work but with the limitation that the same rights should be preserved in derivative works created later. Any adaptations are also bound by the same licensing agreement.
GNU General Public Licence (GPL) was the first software copyleft licence. The information necessary for reproducing and modifying the work, the licence terms are to be found in the source code.