Sylus is a free and open source PHP ecommerce solution based on Symfony2. It easy to extend and customize ecommerce solution with many feature. It fully open source and no paid edition with more features.
It is capable of managing complex task like product management, inventory tracking and complete taxation support.
Sylius can be used in 2 ways:
- main application: customize views, configuration and start the project
- standalone bundles: build a solution using the bundles you need