Open Data License

Open Data License

=What is an Open Data License?= An Open Data License is a license which when applied to databases or other collections of data allows other users to reuse the content and build on top of it.


 * Of particular note: While a specific collection and arrangement of data could have copyright protection, the individual facts do not. This is the case for all facts and ideas; they are explicitly listed as not subject to copyright. See [§ 102(b)] of US Copyright Law.

=List of Open Content Licenses=

Creative Commons
Creative Commons has created a WAIVER for use with Data and Databases.


 * Creative Commons Zero Waiver (aka: CC0)
 * This waiver allows the creator to release the work without any copyright restrictions. There are no copyright/property restrictions on reuse but there may be privacy or patent concerns.

Open Knowledge Foundation

 * Open Database License (aka: ODbL)
 * An "Attribution ShareAlike" license for databases.
 * Public Domain Dedication and License (aka: PDDL)
 * Dedicates works to the public domain by removing copyright restrictions.