Replika
Banner Slider 
A simple way to slide banners in Joomla v1.5 with fade-in/scroll effect. It supports both Image and Custom Code field, so we can slide images with other advertisement html codes (like Google adsense) --- Changelogs: v0.2.2 [081108] Fix Fading scr ...
K2
The powerful content extension for Joomla!, awarded "Joomla! component of 2010" at J and Beyond (the international Joomla! conference). --- WHAT IS K2? --- K2 provides an out-of-the box integrated solution featuring rich content forms for items (think ...
VirtueMart 
Based on Joomla MVC framework with all its advantage: - Template overwritting, - Implementation of Joomla Plugins for: payment, shipment, coupons, calculation rules, custom product fields, ... - Simple installation and integration of other joomla exte ...