CKEditor

CKEditor
Original author(s)	Frederico Caldeira Knabben
Developer(s)	CKSource
Stable release(s)
CKEditor 4
CKEditor 4	4.22.1 / June 30, 2023
CKEditor 4 LTS	4.25.0-lts / August 21, 2024
CKEditor 5	44.3.0 / March 5, 2025
Repository	CKEditor 4 GitHub repo CKEditor 5 GitHub repo
Written in	JavaScript
Type	HTML editor, online rich-text editor
License	CKEditor 4: GPL, LGPL and MPL; CKEditor 4 LTS: commercial; CKEditor 5: GPL and commercial
Website	ckeditor.com

CKEditor (formerly known as FCKeditor) is a WYSIWYG rich text editor which enables writing content directly inside of web pages or online applications.^[4]^[5]^[6]^[7] Its core code is written in JavaScript and it is developed by CKSource. CKEditor is available under open source and commercial licenses.^[8]

^ ^a ^b ^c ^d "CKEditor 4 - Download Latest Version". CKEditor.
^ ^a ^b "Releases - ckeditor/ckeditor5". CKEditor – via GitHub.
^ ^a ^b ^c CKEditor licenses page
^ Kumar, Neeraj; Koutlas, Tassos; Keen, Samuel; Crompton, Edward; Kanth, Krishna; James, Rakesh; Tewari, Malabya; Madel, Kurt (2016). Drupal 8 Development: Beginner's Guide. Packt Publishing Ltd. pp. 145–159. ISBN 9781785286261. Retrieved 11 June 2019.
^ Dombrowski, Quinn (2016). Drupal for Humanists. Texas A&M University Press. ISBN 9781623494735. Retrieved 11 June 2019.
^ Jin, David; Lin, Sally (2011). Advances in Multimedia, Software Engineering and Computing Vol.1: Proceedings of the 2011 MESC International Conference on Multimedia, Software Engineering and Computing, November 26-27, Wuhan, China. Springer Science & Business Media. ISBN 9783642259890. Retrieved 11 June 2019.
^ Byron, Angela; Berry, Addison; Robbins, Jeff; Haug, Nathan; Berry, Heather; Eaton, Jeff; Walker, James (2009). Using Drupal. "O'Reilly Media, Inc.". ISBN 9780596515805. Retrieved 11 June 2019.
^ "CKEditor Pricing". CKEditor Official Page.

[latestV4-1] "CKEditor 4 - Download Latest Version". CKEditor.

[latestV5-2] "Releases - ckeditor/ckeditor5". CKEditor – via GitHub.

[licenses-3] CKEditor licenses page

[4] Kumar, Neeraj; Koutlas, Tassos; Keen, Samuel; Crompton, Edward; Kanth, Krishna; James, Rakesh; Tewari, Malabya; Madel, Kurt (2016). Drupal 8 Development: Beginner's Guide. Packt Publishing Ltd. pp. 145–159. ISBN 9781785286261. Retrieved 11 June 2019.

[5] Dombrowski, Quinn (2016). Drupal for Humanists. Texas A&M University Press. ISBN 9781623494735. Retrieved 11 June 2019.

[6] Jin, David; Lin, Sally (2011). Advances in Multimedia, Software Engineering and Computing Vol.1: Proceedings of the 2011 MESC International Conference on Multimedia, Software Engineering and Computing, November 26-27, Wuhan, China. Springer Science & Business Media. ISBN 9783642259890. Retrieved 11 June 2019.

[7] Byron, Angela; Berry, Addison; Robbins, Jeff; Haug, Nathan; Berry, Heather; Eaton, Jeff; Walker, James (2009). Using Drupal. "O'Reilly Media, Inc.". ISBN 9780596515805. Retrieved 11 June 2019.

[8] "CKEditor Pricing". CKEditor Official Page.

[1]

[2]

[3]

[4]

[5]

[6]

[7]

[8]