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Creative Commons makes sharing easy Public domain works are valuable because anyone What is the difference between can freely build upon, enhance, and reuse them for CC0 and the Public Domain Mark? any purposes without restriction under copyright or database law. Guide to CC0 (“CC Zero”) is intended for use only That’s why it’s important for creators to have a clear and by authors or holders of copyright and legally robust way to place their works in the public domain as related rights (including database rights), in connection completely as possible, and it’s also important for publishers with works that are still subject to those rights in one or using public and archives to have a standardized way to identify works that are already in the public domain. more countries. Creative Commons supports two distinct public domain tools, When CC0 is applied to a work, copyright and related rights are relinquished worldwide, making the work free domain tools the CC0 Public Domain Dedication and the Public Domain Mark. Creative Commons copyright licenses help authors from those restrictions to the greatest extent possible. manage their copyright on terms they choose. Conversely, CC0 enables authors and copyright owners who want to dedicate The Public Domain Mark (PDM) is used their works to the worldwide public domain to do so, and PDM to label works that are already free of facilitates the labeling and discovery of works that are already known copyright restrictions. Unlike CC0, PDM doesn’t free of known copyright restrictions. change the copyright status of a work. Where public domain tools fit in the copyright spectrum PDM can be used by anyone, and is intended for use with works that are already free of known copyright CC0 Public restrictions throughout the world. domain Some rights All rights reserved reserved PDM No known copyright What Is Creative Commons? The CC0 Public Domain Dedication Public Domain Mark Creative Commons is a global nonprofit organization Use this universal tool if you are a holder of copyright or database Use this tool if you have identified a work that is free of known rights, and wish to waive all your rights to the work worldwide. copyright restrictions. dedicated to supporting an open and accessible Internet that is enriched with free knowledge and creative resources for people around the world to use, share, and cultivate. Our easy-to-use licenses provide a simple, standardized way to give the public permission to share and use your creative work — on conditions of your choice. CC licenses let you By using CC0, you waive all copyright and related rights Works marked with the Public Domain Mark have been change your copyright terms from the default of “all rights together with all associated claims and causes of action with identified as being free of known restrictions under copyright reserved” to “some rights reserved.” respect to this work to the extent possible under the law. law, including all related and neighboring rights. Anyone can Millions of people use CC licenses on some of the world’s copy, modify, distribute, and perform such works, even for Applying CC0 to your work is easy. Simply visit the CC0 chooser most popular platforms for user-generated content. When commercial purposes, all without asking permission. (http://creativecommons.org/choose/zero) which will lead you you use a CC license to share your photos, videos, or blog, through the process. When completed, you will be provided Applying the PDM to a work is easy. Simply visit the PDM your creation joins a globally accessible pool of resources with HTML code that you can copy and paste into your website. chooser (http://creativecommons.org/choose/mark) which that includes the work of artists, educators, scientists, and will lead you through the proces. When completed, you will be governments. You let others copy, modify, distribute, and perform the work, provided with the HTML code that you can copy and paste into even for commercial purposes, all without asking permission. your website. Creative Commons has waived all copyright and Creative Commons does not recommend this tool for works that related or neighboring rights to this guide using the CC0 Public Domain Dedication. are restricted by copyright laws in one or more jurisdictions. Consult with your legal advisor if you are unsure whether you should use the PDM for a certain work.