PrestaShop is a free and open source e-commerce/shopping cart solution for small and medium businesses. It is based on the PHP programming language and is cross-platform. If your business involves selling products and services online with PrestaShop, you may need some help installing, configuring and maintaining the PrestaShop store. You can get freelancers' help to deal with PrestaShop tasks. You can find such freelancers here simply by posting a job.