jQuery Smart Cart is the smart interactive jQuery Shopping Cart plugin with PayPal payment support. It can create an interactive and user friendly shopping cart with minimal code. It has built-in support for Form submit, Ajax submit and PayPal submit of the cart items. A lot of customization options and custom events makes it easy to implement your requirements. It can integrate with your existing shopping list very easily and you can use your own css or use the default Bootstrap.
The new version jQuery Smart Cart 3 is completely rewritten from scratch and adopted the modern patterns. It is more powerful, robust, scalable and customizable. A lot of features is added like Bootstrap support, theme support, customizable toolbars, customization options, public methods, event support and a lot more.