Software License Agreement
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**CKEditor Cloud Services Collaboration low-level API**<br>
Copyright (c) 2003–2022, [CKSource Holding sp. z o.o.](http://cksource.com) All rights reserved.

CKEditor Cloud Services Collaboration low-level API is licensed under a commercial license and protected by copyright law.
For more details about available licensing options please contact us at sales@cksource.com.

Sources of Intellectual Property Included in CKEditor Cloud Services Collaboration low-level API
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Where not otherwise indicated, all CKEditor Cloud Services Collaboration low-level API content is authored by CKSource engineers and consists of CKSource-owned intellectual property.

The following libraries are included in CKEditor Cloud Services Collaboration low-level API under the [MIT license](https://opensource.org/licenses/MIT):

* Lodash - Copyright (c) JS Foundation and other contributors https://js.foundation/. Based on Underscore.js, copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors http://underscorejs.org/.
* socket.io-client - Copyright (c) 2014 Guillermo Rauch <guillermo@learnboost.com>.
* socket.io-parser - Copyright (c) 2014 Guillermo Rauch <guillermo@learnboost.com>.
* uuid - Copyright (c) 2010–2020 Robert Kieffer and other contributors.
* url-parse - Copyright (c) 2015 Unshift.io, Arnout Kazemier, the Contributors.

The following libraries are included in CKEditor Cloud Services Collaboration low-level API under the [BSD-3-Clause](https://opensource.org/licenses/BSD-3-Clause):

* protobuf.js - Copyright (c) 2016, Daniel Wirtz  All rights reserved.

Trademarks
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**CKEditor** is a trademark of [CKSource Holding sp. z o.o.](http://cksource.com) All other brand and product names are trademarks, registered trademarks, or service marks of their respective holders.