We recently launched a new Drupal - Ubercart site for Fleurville, a company that sells high-end products for parents. Some nice work went into the product attributes, try rolling over the different fabric swatches. Also, a new Ubercart Quickbooks Integration module was written for the project that takes the orders from Ubercart and pulls them into Quickbooks.

The key modules and contribs used are:

Ubercart!