OpenCart - A free shopping cart system. OpenCart is an open source PHP-based online e-commerce solution.s
ReachOut - ReachOut is a field service management suite to streamline field processes with customizable mobile-based forms and workflow.
Maian Stripe - Free Stripe PHP Shopping Cart Script. Lightweight Stripe Shopping Cart. Self Hosted, Fast, Responsive, Easy to Use, Reliable. Ecommerce Simplified.
DeltaSalesApp - Field Sales Force Automation & Field Force Tracking Software
nopCommerce - nopCommerce is the open-source eCommerce solution. nopCommerce is available for free. It has everything you need to get started in selling physical and digital goods over the internet.
Smart Service - Smart Service's QuickBooks integration makes it the ultimate scheduling and dispatch software for HVAC, plumbing, pest control, and other service industries.