10 Best Loading Spinner/Indicator JavaScript & CSS Libraries (2025 Update)

This is a fresh new collection of the 10 best JavaScript and/or CSS libraries to create and display animated, customizable loading spinners and loading indicators when loading dynamic content into the page.

Originally Published Jan 3 2018, updated Jan 23 2025

1. Three Dots

A small CSS/CSS3 library that provides a set of 20 fancy animated loading spinners created with three dots.

[Demo] [Download]

2. Animated Skeleton Loading Screens In Pure CSS

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.

[Demo] [Download]

3. 16 Animated CSS3 Loaders – LoadLab

Yet another CSS loader collection that provides 16 animated loading indicators/spinners based on CSS3 animations and plain HTML structure.

[Demo] [Download]

4. iOS Style Loading Spinner with Pure CSS – ispinner

A lightweight CSS library that helps you display an iOS style animated loading indicator while data in specific area is loading.

[Demo] [Download]

5. 12+ Pure CSS/SCSS Loading Indicators – SpinThatShit

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.

[Demo] [Download]

6. Minimal SVG Loading Spinner In Pure JS – LoadingSpinner.js

A vanilla JavaScript plugin to show a basic, animated, SVG-based loading spinner on the screen when needed.

[Demo] [Download]

7. 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.

[Demo] [Download]

8. 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.

[Demo] [Download]

9. Beautiful Loading Spinners & Progress Bars – Loading-Visualization

A JavaScript/CSS library to visualizing loading status in animated, customizable loading spinners & progress bars.

[Demo] [Download]

10. SpinKit

Simple loading spinners animated with CSS. SpinKit only uses (transform and opacity) CSS animations to create smooth and easily customizable animations.

[Demo] [Download]

More Resources:

Looking for more JavaScript & CSS solutions to create loading & progress indicates on your ap?. Here are a few resources we found on the web:

• 10 Best Loading Spinner Plugins In JavaScript And Pure CSS
• 7 Best Loading/Progress Indicator Libraries For Vue.js
• 80+ Best Pure CSS Loading Spinners For Front-end Developers