This text is a summary of the licenses you can find on the Free Wallpaper Blog, for more information visit the Creative Commons website.
CC BY-NC License
You are free to: Share - copy and redistribute the material in any medium or format; Adapt - remix, transform, and build upon the material.
Under the following terms:
Attribution - You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
NonCommercial - You may not use the material for commercial purposes.
CC BY-ND License
You are free to: Share - copy and redistribute the material in any medium or format for any purpose, even commercially. Attribution - You must give appropriate credit.
CC BY License
Share - copy and redistribute the material in any medium or format. Adapt - remix, transform, and build upon the material for any purpose, even commercially. Attribution - You must give appropriate credit.
CC BY-SA License
You are free to: Share - copy and redistribute the material in any medium or format. Adapt - remix, transform, and build upon the material for any purpose, even commercially. Attribution - You must give appropriate credit.
Public Domain License
No Copyright
This work has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission.
CC0 License:
No Copyright
The person who associated a work with this deed has dedicated the work to the public domain by waiving all of his or her rights to the work worldwide under copyright law, including all related and neighboring rights, to the extent allowed by law. You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission.
Source: Creative Commons