This is the official WooCommerce product addons plugin. It allows customers to create customized products while shopping on the website. Website owners can add multiple extra fields to allow customization. The input fields are shown by checkboxes, images, text area, dropdown menu, etc.
You can also set prices for each field either in a flat rate or percentage format. The Product Addons plugin by WooCommerce is also compatible with WooCommerce Bookings and Subscriptions.