Replace Favicon With A Loading Indicator In The Browser Tab – favloader
favloader is a vanilla JavaScript plugin that replaces the favicon with a customizable loading spinner when needed.
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Simulate A Page Loader With A Blur Effect – Blury-Loading
A tiny script to simulate a loading screen that blurs the background until the loading countdown is finished.
Configurable Loading Spinner & Toast Notification Library – NoticeKit
The NoticeKit JavaScript library provides 6 types of loading spinners and 5 types of toast notifications for modern web development.
Lazy Loading Of Images And Iframes Using IntersectionObserver – AyLazyLoader
AyLazyLoader is a native JavaScript lazy loader for lazy loading images, iframes and AJAX content based on Intersection Observer API.
Animated Wave Progress Spinner In Pure CSS – progress-waves.css
A CSS library to create animated, wave-style loading spinners that can be used to represent the ‘in-progress’ state.
Loading Images On The Page Asynchronously – lazyLoadImage
A tiny image lazy load JavaScript library that loads images within the document asynchronously to improve page speed.
Tiny Image Lazy Loader With Intersection Observer – Simply Lazy
A tiny lazy loader JavaScript library that uses Intersection Observer API to lazy load images.
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.
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.