The development of this module has been discontinued. It means that you can use it as is, but there will be no new features, bug-fixes, support of newer versions, etc.
If you need a module to show eCommerce widgets on your existing website powered by another CMS, probably this module will suit your needs: Integration with WordPress
This module integrates X-Cart 5 with Drupal 7 content management system as follows:
To work properly this module requires you to install the LC connector module into your Drupal-based web site and adapt your Drupal theme to support the styles added by the X-Cart 5 widgets (or use the lc3_clean theme).