To do: explain in clear language the situation with CKEditor
CKEditor version 4 is used in Tiki for a WYSIWYG editor for HTML content.
In 2008, CKEditor added as part of Tiki2 In 2017, CKEditor version 5 was released In 2018, CKEditor announced a license change In 2023, The Open Source version of CKEditor 4 reached end of life In 202?, users start receiving messages encouraging them to purchase an extended support plan for CKEditor version 4 (Or upgrade to version 5)