Find out more about Creative Commons licences

Want to know more about Creative Commons (CC) licences?

CC BY Logo CC BY, Creative Commons Attribution

A resource licensed CC BY means you can re-distribute, remix, tweak, and build upon the resource, even commercially, as long as you credit the original author.
CC BY-SA logo CC BY-SA, Creative Commons Attribution ShareAlike

A resource licensed CC BY-SA means you can remix, tweak, and build upon the resource even for commercial purposes, as long as you credit the author and license their new creations under the identical terms. Any re-distribution of a resource that you create from this one will need to carry the same licence.
CC BY-ND logo CC BY-ND, Creative Commons Attribution NoDerivatives

A resource licensed CC BY-ND means you can re-distribute, for commercial and non-commercial purposes, as long as it is passed along unchanged and in whole, with credit to the original author.
CC BY-NC logo CC BY-NC, Creative Commons Attribution NonCommercial

A resource licensed CC BY-NC means you can remix, tweak, and build upon your work so long as it is used for non-commercial purposes. However, although the new work must also acknowledge the author and be non-commercial, you don’t have to licence a derivative work on the same terms.
CC0, Creative Commons Zero

A resource licensed CC0 means that the rights holder has waived all rights and placed the work in the Public Domain. This means the resource can be used for any purpose, commercial or non-commercial, without the need for attribution.

To find out more visit the Creative Commons website where you’ll find an excellent FAQ page designed to provide a better understanding of Creative Commons, the licences, and their other legal and technical tools. They provide basic information, sometimes about fairly complex topics, and will often link to more detailed information.