OpenCart - A free shopping cart system. OpenCart is an open source PHP-based online e-commerce solution.s
PayPal Credit - PayPal Credit provides financing options to businesses.
WooCommerce - A freely available eCommerce plugin that enables shop facilities on your WordPress website. Functionality enabling extensions & beautiful themes available.
Sezzle - Sezzle is a digital payment platform designed to help shoppers manage their financial futures with great ease.
Jumpseller - Start Your Online Store! Grow your business.
Kiva - Loans that change lives -- amazing microfinance web-platform