GNU General Public License (GPL)

The GNU GPL License is available for code-based products such as scripts and add-ons. If you are selling a code-based product, you may select either this license or the  MIT license.

The GNU GPL License

Permissions of this strong copyleft license are conditioned on making available complete source code of licensed works and modifications, which include larger works using a licensed work, under the same license. Copyright and license notices must be preserved. Contributors provide an express grant of patent rights.


GPL Philosophy

Nobody should be restricted by the software they use. There are four freedoms that every user should have:

  • the freedom to use the software for any purpose,
  • the freedom to change the software to suit your needs,
  • the freedom to share the software with your friends and neighbors, and
  • the freedom to share the changes you make.


Further details and the full license text may be found here.

Not Sure Which License to Choose?

The images and some of the text above were taken from and made available under the Creative Commons Attribution 3.0 Unported License.

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