WooCommerce Variation Swatches Pro is the most popular attribute variation swatches plugin in the WordPress plugin directory.

This plugin allows you to create elegant and fully customizable color swatches for your products with different variant colors, labels and images. The plugin basically replaces the regular drop-down menu for your attribute variations selector into elegant swatches.

IWP Swatches (Formerly Known as WooCommerce Variation Swatches & Product Gallery) is your All in one solution to customize WooCommerce Product page.

WooCommerce Variation Swatches Pro is a WooCommerce extension that converts dropdown options into beautiful swatches.

Formerly known as WooSwatches WooCommerce Color or Image Variation Swatches plugin helps you to convert your existing WooCommerce variable Product dropdown select into nicely looking color image and label swatches.

MT WooCommerce Fake Variation Links plugin by ModelTheme is an extra addition to the regular WooCommerce Product Variations.

WPC Linked Variation Premium is a sharp tool for WooCommerce store owners to make life simple and easy.

Style your store using ThemeHigh's Variation Swatches for WooCommerce plugin by personalizing product variation styles and adding custom swatches designs.

Basically in simple words you can enable WooCommerce variation gallery with this plugin where each variation will have its own gallery.

WooCommerce comes with a basic option to insert a single image for a product variant.