fluidIA is quite open and free
Web site content
All content, ideas, text, images and all design materials resulting from this open process published on this web site are freely available under the Creative Commons License: Attribution Non-Commercial Share Alike. It doesn't mean you can just copy the work and disappear. You still have to attribute it, cannot sell it, and have to release it under the same terms. :)
fluidIA source code
The source code, the Javascript code, has a special software license. Open and free under the GPL License. If you distribute it, you have to release it under the same open terms. Enjoy.
