BlueGriffon is a new HTML5 editor powered by Gecko, the rendering engine of FireFox 4. This is a free to download content editor available for Windows, Mac OS X and Linux. BlueGriffon can create and edit all HTML5 and HTML5 documents. It allows users to create nice, simple and intuitive Users Interface and WebPages to modify data. BlueGriffon has multiple language supports over 9 languages along with CSS3. It allows web authors to create moreattractive websites without requiring extensive technical knowledge about web standards. Advanced users can always use the Source View to hard-code their page.