What's a good E-Commerce Cart

What's a good Shopping Cart possibly free I know there oscommerce, xcart etc but wha开发者_StackOverflow中文版t's a good one? And fairly easily to implement maintain and edit possibly merge with in my sites current theme.

If you mean technology as in web language which I hope you do than it's php. other then that I have no clue what you mean apache/mysql? amd?

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• Magento (PHP)
• Kona Kart (Java)
• Big Commerce (Haven't checked to see what this one is)

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Check out http://www.ror-e.com it has a double entry accounting system, purchase orders, inventory management, shopping cart (with save for later and wish list) shipments, returns, coupons, customer credits. check out the video http://www.ror-e.com/info/videos/1

All build with ruby on rails 3.