CKEditor 5 (https://github.com/ckeditor/ckeditor5)
Copyright (c) 2003–2025, CKSource Holding sp. z o.o. All rights reserved.
Licensed under a dual-license model, this software is available under:
- the GNU General Public License Version 2 or later,
- or commercial license terms from CKSource Holding sp. z o.o.
For more information, see: https://ckeditor.com/legal/ckeditor-licensing-options.
Where not otherwise indicated, all CKEditor content is authored by CKSource engineers and consists of CKSource-owned intellectual property. In some specific instances, CKEditor will incorporate work done by developers outside of CKSource with their express permission.
The following libraries are included in CKEditor under the MIT license:
- BlurHash - Copyright (c) 2018 Wolt Enterprises (MIT license).
- color-convert - Copyright (c) 2011–2016 Heather Arthur [email protected], copyright (c) 2016–2021 Josh Junon [email protected].
- color-parse - Copyright (c) 2015 Dmitry Ivanov.
- emojibase-data - Copyright (c) 2017-2019 Miles Johnson.
- fuzzysort - Copyright (c) 2018 Stephen Kamenar.
- is-emoji-supported - Copyright (c) 2016-2020 Koala Interactive, Inc.
- es-toolkit - Copyright (c) 2024 Viva Republica, Inc.
- Marked - Copyright (c) 2018+, MarkedJS (https://github.com/markedjs/), copyright (c) 2011–2018, Christopher Jeffrey (https://github.com/chjj/).
- Turndown - Copyright (c) 2017+ Dom Christie.
- turndown-plugin-gfm - Copyright (c) 2017+ Dom Christie.
- vanilla-colorful - Copyright (c) 2020 Serhii Kulykov [email protected].
CKEditor is a trademark of CKSource Holding sp. z o.o. All other brand and product names are trademarks, registered trademarks or service marks of their respective holders.