Ultimate Post Thumbnails free WordPress plugin

Seamlessly WordPress integrated multipe featured images plugin, re-designed the Featured Image functionality of WordPress, turns single post thumbnail to a responsive slider of multiple post thumbnails, automatically match theme style, has two built-in lightboxes, comes with a drag-and-drop backend, and no theme modification required! Install and ready to use! Features: Bring multiple featured images support for WordPress Compatible with existent featured image Responsive thumbnail slider Match theme style Thumbnail link control Thumbnail open method control PrettyPhoto Lightbox Features of the premium version: Unlimited featured images Custom post types support Custom thumbnail link Advanced slider settings Built-in slider styles Dedicated lightbox Lightbox themes Smart image size Custom Image Ratio PhotoSwipe lightbox Visual Composer integration WooCommerce support Fast and professional support More information at Offical Site.