This extension shows categories in dynamic cloud HTML5.
In addition there is ability to link free Google Custom Search, which is good for SEO.
It's based on free extension, but it's unique extension shows as 'Category cloud' in admin panel and without any files replacing + google.

Features:
- ON/OFF child category
- unique sizes for each layouts
- linked google search
- ON/OFF google search for each layouts
- ON/OFF google search field on the panel
- colors for cloud text
- customized title

Opencart 1.5.x