Load images After Page Load In JavaScript – Blurry Image Load
Blurry Image Load is another image lazy load library in pure JavaScript.
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Delay The Loading Of Anything With Defer.js
Defer.js is a small and lightweight JavaScript library that delays the loading of web resources to improve page speed.
Facebook Inspired Skeleton Loader In Pure CSS – Placeholder Loading
This is the pure CSS solution to create simple, animated, customizable skeleton loading effect as you’ve seen on Facebook.
Responsive Image Lazy Load JS Library – lazysizes
lazysizes is an easy yet robust JS library used to delay the loading of images (iframes, scripts, etc) until they come into view.
Lazy Load Vimeo Video Player Until You Click The Thumbnail – Vimeo LazyLoad
Vimeo LazyLoad loads Vimeo video player on-demand when the user clicks on the play button & thumbnail image.
Tiny Image Lazy Loader With Intersection Observer – Simply Lazy
A tiny lazy loader JavaScript library that uses Intersection Observer API to lazy load images.
Easy Pull To Refresh Library With Pure JavaScript – pulltorefresh.js
pulltorefresh.js is a lightweight, customizable JavaScript library that adds the pull to refresh functionality to your webpages using pure JavaScript.
Lazy Load iFrame Embedded Content With JavaScript – lazyframe.js
lazyframe.js is a native JavaScript library used to delay the loading of iframe content for Google Maps, Youtube/Vimeo/Vine videos and so on.
Load Remote Content Via AJAX – httploader.js
A super tiny and dependency-free JavaScript library for loading remote content via AJAX requests.
Slim Progress Bar With CSS/CSS3 – progress.css
A minimalist CSS library that helps you create an animated slim progress bar to simulate a loading process.