Concord Consortium Licensing

Encouraging wide use and adoption of our resources and code is central to our mission—we want you to use our work. To encourage this, we freely distribute our software and educational resources under open source licenses.

That means you can use, distribute and modify them for free—you don’t even need to ask our permission!—as long as you attribute them to us and include the proper license information.

If you have questions about licensing of our materials, please contact us at

Get Sample Attribution Text & License Code

Our Licenses

Unless otherwise noted, our educational activities and other resources are released under the Creative Commons Attribution 4.0 license and our software code is released under the MIT license.

These licenses allow you to use and modify software and resources created by the Concord Consortium and distributed to you, as long as you attribute the material to “The Concord Consortium,” link to the URL and include the appropriate license information or link(s). In some cases attribution of project work should be made to a specific project or set of project partners. When attributing the work of projects, please consult the project web page to ensure correct attribution.

If you are distributing copies of our resource content, you must include a link to the Creative Commons Attribution 4.0 license. If you modify or distribute copies of our software, you must include our copyright statement and the text of the MIT license.

License Quick Guides

We have deliberately chosen licenses that invite barrier-free use in as many situations as possible, whether commercial or non-commercial. We also believe they are simple and easy to understand.

Creative Commons Attribution 4.0 License (CC BY 4.0) – Quick Guide

Under the CC BY 4.0 license, you are free to:

  • Share — copy and redistribute the material in any medium or format
  • Adapt — remix, transform, and build upon the material

for any purpose, even commercially.

If you share material received under this license, you must give appropriate credit to the Concord Consortium, provide a link to the full license, and indicate if any changes were made.

MIT License – Quick Guide

The MIT license is one of the least restrictive open source software licenses available. Under the MIT license, you may use, copy and modify software however you want, however many times you want and in whatever format you like.

You may also share software received under this license for free or sell it, with no restrictions on distribution, as long as the software you distribute is attributed to the Concord Consortium and accompanied by the text of the MIT license.

You can find more information and full text of these licenses on the Creative Commons or MIT license pages.

All Concord Consortium software and educational material is Copyright © 1996-2018, The Concord Consortium, Inc. unless otherwise noted.