Extension:TogetherJS (Sagarhani)

This CollaborativeEditor extension is mainly built for WikiToLearn by a WikiToLearn contributor. This extension enables the collaborative editing feature for your wiki. This is extension would allow multiple people to edit and make change on wiki at a same time. The host user can invite all others by sharing the invite link for that particular wiki page.

Basic setup instructions
Now you should be able to see the  button next to the edit button on your wiki pages.
 * Download or clone the repository.
 * Place the files inside a  extension directory inside your   directory.
 * Add the following code at the end of your  file:

Rich text elements
This supports all rich text elements like Bold, Italics, @|Hyperlink, Ctrl + B and many others.