It may be that you have thought about using any particular software as the basis for your complete e-commerce website and you are not even considering changing it by near future. Thus, it is extremely important and significant that you have enough idea about which one is the best for you as you will not be able to change it later.
Following are some of the best open-sourced free shopping carts that are available and easily accessible over the Internet. You should be checking them out, testing them, and if the functionality they offer suits you then you can just initiate your business right away.
This is an Online Merchant open source for shopping online which is licensed under GNU General Public License and also for free. It simply holds a rich and well-to-do set of features that are the best while you are shopping online and enables the owners to properly set it up, run and then maintain their online stores with inputting minimum efforts that require no fees, costs or any other sort of limitations. This is supported by SQL/ PHP servers.
Visit OsCommerce: http://www.oscommerce.com/solutions/oscommerce
Tthis is a true art. It supports MySQL and PHP. This is an open source shopping cart application that is user-friendly and moreover free to use. Like-minded consultants, designers, programmers, developed this design and shop owners who thought that web designing for e-commerce should be done in a different manner than usual.