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OpenCart - A free shopping cart system. OpenCart is an open source PHP-based online e-commerce solution.s
Thirty Bees - Open e-commerce platform designed to work out of the box.
PrestaShop - Create your online store with PrestaShop's free shopping cart software. Build an ecommerce website for free and start selling online with hundreds of powerful features.
WooCommerce - A freely available eCommerce plugin that enables shop facilities on your WordPress website. Functionality enabling extensions & beautiful themes available.
Hoovers - Search the world's largest database of company and industry information. Find contact information, get competitive reports, build targeted lists