phpCart has added 2Checkout as a payment processor to their online shopping cart software.
phpCart adds shopping cart functionality to your new or existing web site converting it into a dynamic e-commerce solution. To start selling online, just add html links or html forms to any web page to create your products. Modify one html template to make the shopping cart look and feel like your web site. Additional templates allow you to modify, the order notification emails and the thank you pages.
The phpCart integration instructions will help you launch your ecommerce site.