VirtueMart

VirtueMart is an Open Source eCommerce solution to be used together with Content Management System (CMS) called Joomla! (but also works with Mambo). Joomla and VirtueMart are written in PHP and made for easy use in PHP/MySQL environment.

VirtueMart advantages:
+ No licensing fee
+ Easy to install
+ Real time shipping rates calculation

VirtueMart disadvantages:
- One page checkout not available
- Not quite SEO-friendly

"VirtueMart" is registered trademark of VirtueMart: Your free e-commerce solution.