https://nextcloud.com/blog/nextcloud-introduces-collaborative-rich-text-editor/
Nextcloud introduces collaborative rich text editor - Nextcloud
May 10, 2023 - You need to take meeting notes with your colleagues. You quickly want to jot down some thoughts. You draft a new proposal during a team call. Just some reasons...
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https://ckeditor.com/
WYSIWYG HTML Editor with Collaborative Rich Text Editing
Rock-solid, Free WYSIWYG Editor with Collaborative Editing, 200+ features, Full Documentation and Support. Trusted by 20k+ companies.
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https://martin.kleppmann.com/2022/11/08/peritext-rich-text-crdt.html
Peritext: A CRDT for Collaborative Rich Text Editing — Martin Kleppmann’s publications
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