Amaya is an open source software project hosted by W3C.
Amaya is a Web editor, i.e. a tool used to create and update documents directly on the Web. Browsing features are seamlessly integrated with the editing and remote access features in a uniform environment.
It supports HTML 4.01, XHTML 1.0, XHTML Basic, XHTML 1.1, HTTP 1.1, MathML 2.0, many CSS 2 features, and SVG.
Link to Free Download (http://www.theinfostride.com/index.?action=downloads;sa=view;down=61)