Blazy

Blazy is a lazy loading library. It's great for sliders or pages with lots of images.

Here are some issues that are worth tracking:

• Responsive image fallback uses original image
• Can we use blazy responsive images in CSS background?

Other lazy loading modules

https://www.drupal.org/project/lazy

https://www.drupal.org/project/image_lazy_loader

https://www.drupal.org/project/lazyloader

https://www.drupal.org/project/sirv

https://www.drupal.org/project/lazy_image_style

https://www.drupal.org/project/lazy_loading_formatter

https://www.drupal.org/project/blazyloading

https://www.drupal.org/project/blazy_blurry_placeholder

https://www.drupal.org/project/lazyload_images

https://www.drupal.org/project/fancyload

https://www.drupal.org/project/media_lazy_load_formatter

https://www.drupal.org/project/progressive_image_loading

https://www.drupal.org/project/simple_lazyloader