The 4.1 version of macFlux for Mac was provided as a free download on our website. The program lies within Developer Tools, more precisely Webmaster Tools. The actual developer of this Mac application is Macware, Inc.
From the developer:
MacFlux is an advanced HTML5 website design application, capable of creating stunning sites from scratch.
MacFlux has an amazing WYSIWYG rendering engine, which means you can drag, stretch, and move objects like you can in a desktop publishing application, and your webpages will look exactly how you intended. MacFlux will generate all the code for you, with no unneccesary tags.
You may want to check out more software for Mac, such as RAGE Sitemap Automator, VirtualHostX or CSS3 Menu, which might be similar to macFlux.