Everything needs some sort of license.
Likewise everything in this site that I have written/coded or developed in anyway is licensed under the :
Creative Commons Attribution 4.0 Unported License.
This gives freedom to my work, you can use it personally or commercially. You just need to give attribution to my self.
You can find out more about the creative commons at there home page.
The Creative Commons Attribution 4.0 Unported License is also an approved Free Cultural Works licence