Creative common licence

For your information.

You can use music for free in your game with the creative common licence.
There is some restrictions for commercial aspect : you have to check the creative common licence :

example of music:
www.jamendo.com/en/album/347/

creative common licence :
creativecommons.org/licenses/by-nc-nd/2.0/fr/deed.en

This licence is used for different purposes :
creativecommons.org/