Originally Published Jan 3 2018, updated Feb 13 2022
1. Three Dots
Three Dots is a small CSS/CSS3 library that provides a set of 20 fancy animated loading spinners created with three dots.
A CSS skeleton loader library that creates an animated skeleton preview of your block content (e.g. text, cards, images) when the data is loading.
ispinner is a lightweight CSS library that helps you display an iOS-style animated loading indicator while data in a specific area is loading.
css-loader is a set of loading indicators / spinners built using single DIV element and pure CSS/CSS3. Useful to notify you of current loading state during a specific call to and from the server.
A minimal clean loader UI component to create a customizable, fullscreen, CSS3 animated indicator for any loading process.
A pure CSS/CSS3 based loading spinner with fullscreen overlay inspired by Apples’s iOS & OS X.
SpinThatShit is a set of 12+ pure CSS single element loading spinners which can be used to indicate the content loading status in an elegant way. Fully customizable via SCSS.