Cart2Cart is an online shopping cart migration service which helps you to move from your current shopping cart to better one automatically. All the user has to do is provide information about their current shopping cart, the target shopping cart, and choose migration options
and then start migration process instantly.
API will be used for migration. You will be able to move the following data from Shopify: currencies manufacturers product categories products product attributes product images customers orders And the following data to Shopify: manufacturers product categories products product attributes product images. Documentation is not publicly available on the site.