WP Post Gallery Fancybox

WP Post Gallery Fancybox is a WordPress plugin that converts the default WordPress Media Gallery into a Fancybox Gallery.

Just add the gallery shortcode to display the thumbnails in your posts/pages and this plugin does the rest, It makes your gallery to appear as a Fancybox Gallery.

Demo of Fancybox

Touch Enabled and Fully Responsive Lightbox.
Slideshow and Full screen options available.

Features

• Mobile optimized
• Responsive, touch-enabled and customizable.
• Multiple instances (Add Multiple Galleries on a single page)

Credits

The FancyBox jQuery plugin is written by Janis Skarnelis:
https://fancyapps.com/fancybox/3/