If you mean rich text editor made in jQuery, then there is http://aloha-editor.org/ http://aloha-editor.org/ and https://github.com/bergie/hallo https://github.

If you mean rich text editor made in jQuery, then there is http://aloha-editor.org/ http://aloha-editor.org/ and https://github.com/bergie/hallo https://github.com/bergie/hallo