With a huge range of features included out-of-the-box and over 13 000+ additional extensions available to download
OC3 - Discounts Pack
Products Purchased Report Improved (with CSV exp..
OC1.5 - Improved Admin Order List (AJAX)
Country Based Free Shipping
Twitter Conversion Tracking Analytics
Percentage Discounts for OC1.5.x & OC 2.0.x