Opencart is an open source PHP based E-Commerce script for selling a product on the internet. It's free. Opencart is the most used software on E-commerce sites. Open source software is the reason why it wants to be developed.
Open source code is appropriate to be developed, many people want to make the software more usable by adding additional codes to write. Otherwise, open source code does not mean that all the code on your site will be visible to anyone.
Numerous products can be entered in Opencart and you can advertise these products in the site. You can create countless categories and create dealers. There is also a lot of support available and you can sell your products in many currencies