Software License Agreement ========================== **CKEditor 5 Collaboration features core** (https://ckeditor.com/ckeditor-5/)
Copyright (c) 2003–2025, [CKSource Holding sp. z o.o.](https://cksource.com) All rights reserved. CKEditor 5 Collaboration features core is licensed under a commercial license and is protected by copyright law. For more information, see: [https://ckeditor.com/pricing](https://ckeditor.com/pricing). Sources of Intellectual Property Included in CKEditor 5 Collaboration features core ---------------------------------------------------------------------------------------- Where not otherwise indicated, all CKEditor 5 Collaboration features core content is authored by CKSource engineers and consists of CKSource-owned intellectual property. The following libraries are included in CKEditor 5 Collaboration features core under the [MIT license](https://opensource.org/licenses/MIT): * @types/luxon - Copyright (c) DefinitelyTyped. * luxon - Copyright (c) JS Foundation and other contributors. Trademarks ---------- **CKEditor** is a trademark of [CKSource Holding sp. z o.o.](https://cksource.com) All other brand and product names are trademarks, registered trademarks, or service marks of their respective holders.