SimpleCart(js) is a simple paypal shopping cart in under 11kb that you can setup in minutes. It uses cookies to keep track of the items in the cart. Therefore, simpleCart(js) doesn’t require any databases or programming knowledge. You simply need to know some basic HTML and have the ability to copy and paste. However, it can easily be expanded to use databases or contain more advanced options. It’s lightweight, fast, simple to use, and completely customizable.

Requirements: PayPal Account Required
Demo: http://www.thewojogroup.com/simpleCart/
License: MIT License