This is a repackaged open source software product wherein additional charges apply for support. PrestaShop refers to an effective and innovative e-commerce solution that provides wonderful features that you need to create an online store to strengthen your business. In other words, it is an open-source e-commerce platform for retailers so that they can create and manage online stores effectively. It is said to be a universal solution that can be scaled up to cater to large enterprises for both middle and small scale businesses.
Prime features of PrestaShop :

It offers great inventory management features like item tracking and out of stock alerts.
It helps in the creation of custom promotions.
It ensures compatibility with a large number of add-ons along with third party integrations.