What do the different Creative Commons licenses mean?

• Attribution – You let others copy, distribute, display, and perform your copyrighted work — and derivative works based upon it — but only if they give credit the way you request.
• Share Alike – You allow others to distribute derivative works only under a license identical to the license that governs your work.
• Non-Commercial – You let others copy, distribute, display, and perform your work — and derivative works based upon it — but for non-commercial purposes only.
• No Derivative Works – You let others copy, distribute, display, and perform only verbatim copies of your work, not derivative works based upon it.
• Public Domain Dedication – You let others copy, modify, distribute and perform your work, even for commercial purposes, all without asking permission.

You can also choose different combinations of these licenses. For more in-depth information including license deeds and legal codes, please visit the Creative Commons about page.