TinyMCE is a platform independent web based Javascript HTML WYSIWYG editor control released as Open Source under LGPL by Moxiecode Systems AB. It has the ability to convert HTML TEXTAREA fields or other HTML elements to editor instances. TinyMCE is very easy to integrate into other CMS systems.
This HTML text editor brings to the web many of the powerful functionalities of desktop editors like MS Word. It’s lightweight and doesn’t require any kind of installation on the client computer.
WysiwygPro is an HTML word processor that runs through a web page. You can use it to replace regular <textarea> tags in all your PHP powered web-pages and applications including Content Management Systems, E-mail systems and discussion forums.
WysiwygPro enables anyone to create rich HTML content online without any knowledge of HTML. It is designed to look and behave like Word so anyone that can use Word can use WysiwygPro. With WysiwygPro you can now build web applications that anyone can use!
While similar products require users to have the latest version of Internet Explorer, WysiwygPro supports all Internet Explorer versions from 5.0 up, Netscape 7.1 and Mozilla 1.4. Currently WysiwygPro is only available as a PHP package.