1. Method product.review.list has been added for Magento, Opencart, Bigcommerce, and WooCommerce.
2. Product.update and order.add methods have been added for Demandware.
3. API2Cart webhooks security has been improved. API2Cart now signs webhook events so you can validate that requests are sent by API2Cart. Read more here.
4. Now order.update webhook event triggers when refund is added to the order on WooCommerce.
5. Parameters sort_by and sort_direction have been added to order.list method for Magento and Prestashop.
6. The OpenCart 3.0.2 version is now supported.