best E-Commerce Shopping Carts for Zend Framework developer

Question

What is the easiest, most friendly and robust E-Commerce Shopping Carts for a Zend Framework developer. I want invest my time in somethink forward-looking. I'm also interested in a solution with a big tutorial base. It should be free.
I found this solutions for PHP/MySQL :

• Magento Commerce
• Opencart
• PrestaShop
• OsCommerce
• Zen Cart
• Digistore
• CREloaded
• Zeuscart
• ShopperPress

Answer 1

i vote for magento, because its is based on zend libraries and the it's team has also behind some development of zend libraries.

Answer 2

You may also try to write your own cart in Zend Framework which which will exactly suit your needs.

Storefront from the book Zend Framework 1.8 Web Application Development may be a good example.

Answer 3

I would also like to recommend Magento. Read this page for more information on the relationship between Magento Commerce and the Zend Framework.

http://www.magentocommerce.com/product/magento-zend