Side Cart For WooCommerce adds a site wide basket icon that displays the number of products in the cart. Added item goes directly into side cart via AJAX where customer can see all the cart items & adjust quantity from there.
Demohttps://xootix.com/plugins/side-cart-for-woocommerce/
Downloadhttps://www.filecad.com/edyU/Side-Cart-For-WooCommerce-Pro-v1.1.rar