No specific info about version 2.3. Please visit the main page of MultiFirefox on Mac Informer.
iReader allows you to view news stories and other articles in a clutter-page.
An edition of Firefox specially intended for web development and design.
Firefox 4 is the latest version of one of the most popular web browsers.
Multi-Thumbs creates a full page of Thumbnails (similar to iPhoto).
Firefox empowers you to browse faster, more safely and more efficiently.