This fonts are authors' property, and are either shareware, demo versions or public domain. The licence mentioned above the download button is just an indication. Please look at the readme-files in the archives or check the indicated author's website for details, and contact him if in doubt. If no author/licence is indicated that's because we don't have information, that doesn't mean it's free.
Alternate take on Nirvanite, this time with bullseyes rather than solid circles as the large segments. This one is a lot more organic than its predecessor, but also a lot more confusing. Looks like clusters of alien tadpole eggs to me! :^ ÒNirvanite