WooCommerce is an eCommerce plugin for WordPress that transforms your site into an online shop, offering endless customization options to help grow your business. It allows you to sell almost anything and supports advanced features like bundling items in a sale and auto-calculating shipping rates. WooCommerce also enables customization of the platform to support your business model, including subscriptions, bookings, and memberships. The plugin can be automated with Zapier, which connects popular apps and automates day-to-day operations to create seamless purchasing experiences.