Simditor is a browser-based WYSIWYG text editor. It's based on jQuery.
Azexo Composer uses client JS for render of HTML to work faster and save server resources.
freshereditor is an html editor built base on the jQuery ContentEditable plugin with the following improvements:
jQuery TE - jQuery Text Editor, a HTML editor with WYSIWYG model and in fact this jQuery plugin. jQuery Text Editor is very easy to use and have functional system. In addition, you can customize to the your text editor if you wish.