Nvu

Nvu (pronounced "N-view") is a WYSIWYG HTML editor, based on the Composer component of Mozilla Application Suite 1.7. It is intended to be an open source alternative to proprietary software like Microsoft Expression Web and Adobe Dreamweaver. As a WYSIWYG editor, it is designed to be easy for novice users, and does not require any knowledge of HTML or CSS to use. It runs on Mac OS X, Windows and Linux.