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Open Educational Resources (OER): Creative Commons Licensing

Overview of Creative Commons Licenses

Creative Commons is a non-profit organization that developed legal tools to help creators share their work openly. These licenses, also called Creative Commons licenses, are both human- and machine-readable and clearly outline the permissions granted by the copyright holder—who still retains full ownership of the work.

Creative Commons licenses are not a substitute for copyright; rather, they work alongside it. They allow creators to customize how others can use their work, promoting the sharing and reuse of creative and scholarly content through simple, free legal tools

Layers to the Creative Commons License

Each of the 6 creative commons licenses is broken down into a a three layer system. 

  1. Legal Code: The formal legal text is the base layer  of the creative commons licenses. Contains the "Lawyer-readable" terms and conditions that work with established copyright law and legally enforced. Required when providing an attribution. Legal Code example for CC BY 4.0. 
  2. Human readable:  The Common Deeds web pages that lay out the key license terms that summarize the legal code in and easy-to-understand language, not legally enforceable. Common Deeds example for CC BY 4.0.
  3. Machine-Readable Code: Code written for search engines, websites and other technologies using  CC Rights Expression Language (CC REL) to describe the licenses for technologies can understand. This is the layer that search engines and other tools that can locate and read the metadata to find Creative Commons licensed Works. 

Creative Commons. “3.1 License Design and Terminology.” Creative Commons Certificate for Educators, Academic Librarians, and Open Culture, https://certificates.creativecommons.org/cccertedu/chapter/3-1-license-design-and-terminology/. Accessed 27 August, 2025

Elements of a CC License

Creative Commons Licenses consist of a combination of four (4) basic elements, with corresponding logos that indicate the permissions the copyright holder grants to the users. These elements combine to form six (6) CC license options.

Creative Commons License- By Attribution - logo

Attribution or BY. All licenses include this element.

 

Creative Commons License- Non-Comercial -Logo

Non-commercial or NC. This designates that the work can only be used for non-commercial purposes (uses not intended for “commercial advantage or monetary gain”).

 

Creative Commons License- Share Alike Logo

Share Alike or SA. This indicates that adaptations based on the work must be licensed under the same or compatible license.

 

Creative Commons Licenses - No Derivities- Logo

No Derivatives or ND. This means that users cannot share adaptations of the work. (Users may make adaptations for private use but users may not distribute those adaptations.)

 

Note: Licenses that have the No-derivative element are considered Open Access but NOT Open Educational Resources, because the no-derivative element does not allow for remixing one of the essential 5 Rs to OER. 

Scale of Openness of Creative Commons Licenses

Copyright and CC licenses provide a range of “openness” to users. Licensors can choose how open or permissive a license to apply, from All Rights Reserved to Some Rights Reserved to No Rights Reserved (material dedicated to the Public Domain).

 

A diagram illustrating the spectrum of Creative Commons licenses, ranging from "most open" (Public Domain and CC0) to "least open" (All Rights Reserved). It visually categorizes licenses based on allowed uses: sharing, remixing, and commercial use, indicating which are permitted or restricted by symbols like a dollar sign for commercial use, a circle with an equals sign for no derivatives, and a circle with a slash for non-commercial use. The image shows specific Creative Commons licenses such as CC0, CC BY, CC BY-SA, CC BY-NC, CC BY-NC-SA, CC BY-ND, and CC BY-NC-ND, each represented by their respective icons

 

Creative Commons License Spectrum, by Shaddim is licensed under CC BY 4.0

 

 

Creative Commons Licenses

Creative Commons License: By Attribution Icon

CC BY or Attribution License. Others may use the work for any purpose with attribution given to the creator.

Creative Commons License: By Attribution - Share Alike Icon

CC BY-SA or Attribution-ShareAlike License. Others may use the work for any purpose with attribution given to the creator; the adaptation must be licensed under the same or compatible license.

Creative Commons License: By Attribution – Non Commercial Icon

CC BY-NC or Attribution-NonCommercial License. Others may use the work for non-commercial uses only with attribution given to the creator.

Creative Commons License: By Attribution – Non Commercial Icon

CC BY-NC-SA or Attribution-NonCommercial-ShareAlike License. Others may use the work for non-commercial uses only with attribution given to the creator; the adaptation must be licensed under the same or compatible license.

Creative Commons License: By Attribution – No Derivatives Icon

CC BY-ND or Attribution-NoDerivatives License. Others may use the unmodified work for any purpose with attribution given to the creator.

Creative Commons License: By Attribution – Non Commercial – No Derivatives Icon

CC BY-NC-ND or Attribution-NonCommercial-NoDerivatives License. Others may use the unmodified work for noncommercial uses only with attribution given to the creator.

CC License Compatability

When OER creators, are often functioning as users when incorporating existing OER into original work. It is important to be aware of how the existing licensed works compatibility. 

Users can combine material under different CC licenses, but with some caveats:

  • If the combination is not an adaptation, then you can combine any CC-licensed content with proper attribution and compliance with any non-commercial restrictions.
  • If the combination is an adaptation, there are limitations on how SA materials can be reused. Use the chart above to determine how CC licensed materials can be combined.
  • Note: ND licenses do not permit remixing except for private use.
  • See the Creative Commons FAQ re: Combining Material under Different Licenses.

 

A compatibility chart illustrating how various Creative Commons (CC) licenses and Public Domain designations can be combined or used together."CC License Compatibility Chart"  by Kennisland licensed under a CC0 1.0

How to openly license works for creators?

When someone creates original work, they own the copyright and can decide how others use it. Creative Commons provides licenses that help creators set clear rules for sharing and reuse.

 Although some creators may initially find the licensing process daunting, applying a Creative Commons license is very simple.

  1. Chose a license

  2. Apply it to the work

How to Chose a License?

Before licensing a work consider: 

  • you must own or control the copyright of an original work
  • Once a license is put on a work, it can not be revoked
  • Copyright holders using Creative Commons licenses still maintain all of their rights
  • Consider the "Scale of Openness" for how the works can be used
  • If creators are also incorporating OER into their work be aware of the "CC License of Compatibility"

How to apply the License to a Work? 

Simply add a Creative Commons License badge to a  work is enough to license a work openly.

Make the license easy to locate. Most frequently creators will place their license in a copyright notice, on the footer of a website, or any other place that makes sense in light of the particular format/medium of the work. Be aware that some publishers and different platforms will have their own built in CC License marking mechanisms. 

Formatting a License: There is no strict format for licensing a work, but it is recommended using a link (or writing out the CC license URL, if you are working offline) to the relevant CC license deed. 

How to use open license? - Attribution

All Creative Commons licenses require that attribution be given to the creator of the content. Proper attribution allows the public to access the original work, identify the original creators, and know what license terms apply to specific content. The best practice for attribution is to follow the TASL approach:

  • Title (not required, but recommended, under the CC 4.0 licenses)
  • Author
  • Source
  • License

An ideal attribution will follow the format:

  • “Title of Work” by [Creator/Author/Copyright Holder] is licensed under [Specific CC license].
  • Each element – title, author, CC license – will link to the source. With the CC license linking to the legal code. 

"Diagram illustrating the components of proper attribution for a creative work, including title, author, and license, with an example showing 'Lorem ipsum dolor by Agathe (CC BY-SA)'."

"How to Attribute Creative Commons Photos" by foter is licensed under CC BY-SA 4.0.

When working with resources users may interchange the words "attribution" and "citation" but each serves a different purposes, requiring different information and formatting  based on how the resources are used. 

Acknowledgements and Attributions

This page of the guide is a derivative of "Open Educational Resources (OER) Program; Creative Commons Licensing Libguide" by Michigan State University Libraries licensed under a CC BY 4.0. 

This page of the guide is a derivative of "Copyright; Creative Commons Licenses" by University of Arizona Libraries, © [2025] The Arizona Board of Regents on behalf of The University of Arizona, licensed under a Creative Commons Attribution 4.0 International License.

 

Creaive Commons By Attribution Logo

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