Isotope Gallery from WordPress Featured Images

In this project I created a WordPress gallery from Custom Post Type’s featured images using Isotope filter combined with lightGallery.

With Isotope You can filter items like portfolio, gallery images or any kind of HTML elements.

lightGallery displays images in Lightbox in a very fancy way with captions and paginations. During WordPress development, I strive to use as few plugins as possible. So I implemented these features directly in my child theme. I prefer Genesis Framework, but it can be used in any WordPress Theme.

Step #1 - Create a Custom Post Type

Create a Custom Post Type called Gallery and upload some images from Pixabay. 

Step #2 - Upload Images

You can upload your own images, but if You want to use that pictures that I used, click here to download the demo file.

Every post has a featured image we’re going to sort them by category and display the title dynamically in the gallery.

Step #3 - Build the filter

To Loop through the categories and echo out as buttons create a file named templates/filter.php and paste the following code in it: