WYSIWYG editor for user to enter the content using ruby on rails.
i suppose you are looking for one, don't you?
check out fckeditor or tinymce.
I maintain a Rails plugin of TinyMCE which makes installing and
running TinyMCE on a Rails application really easy.
Check it out if you decide on TinyMCE. And post back if you have any
Are you simply stating that WYSIWYG editors exist for users to enter
the content into?
I've been using the easy-fckeditor plugin for Rails, it is pretty easy
to set up, works fast and includes a rake task to keep the editor up-