⚡ JavaScript Scroll Libraries

JavaScript scroll libraries are libraries designed to control and enhance scroll-based interactions in web applications.

They typically provide smooth scrolling, scroll-triggered animations, parallax effects, sticky elements, section-based navigation, and event handling tied to scroll position to create more dynamic and engaging page experiences.

⭐ Most Popular in 2026

The following chart shows the leading JavaScript scroll libraries in 2026, based on market share.

The most popular is Waypoints with a share of 8%, followed by Wow.js with 4.3% and Animate On Scroll with 3%.

🚀 Country Highlights

Here is a list of scroll libraries that are especially popular in certain countries.
Differences between global and country rankings are shown in parentheses.

✨ Best JavaScript Scroll Libraries

Below is a more detailed list of 19 JavaScript scroll libraries we detect, ranked by their market share.

Available filters: 2D-Graphics 3D-Graphics Animation Carousel CSS Data Grids DOM Editors Lightbox Scroll SPA State Utility UI
RankNameMarket share
1
Waypoints
West Linn, Oregon, United States

A library that makes it easy to execute a function whenever you scroll to an element.

FreeOpen source
2
Wow.js

A JavaScript library that reveals CSS animations when you scroll.

FreeOpen source
3
Animate On Scroll

A CSS-driven, lightweight library to animate elements on your page as you scroll.

FreeOpen source
4
SmoothScroll

Smooth scrolling experience for websites.

FreeOpen source
5
jQuery ScrollTo

Lightweight, cross-browser and customizable animated scrolling with jQuery.

FreeOpen source
6
Theia Sticky Sidebar

A JavaScript library that glues sidebars, making them permanently visible when scrolling up and down.

FreeOpen source
7
Jarallax

A smooth parallax scrolling JavaScript library that enables parallax on images, YouTube, Vimeo, and mp4 videos.

FreeOpen source
8
Skrollr

Standalone parallax scrolling JavaScript library for mobile (Android, iOS) and desktop in about 12k minified.

FreeOpen sourceLegacy
9
Sticky Sidebar

A library for making sticky sidebars, available in pure JavaScript or as a jQuery plugin.

FreeOpen source
10
ScrollReveal

A commercial JavaScript library for animating elements as they enter/leave the viewport.

FreeOpen source$30+
11
ScrollMagic

A JavaScript library for magical scroll interactions.

FreeOpen source
12
Rellax

A lightweight, vanilla JavaScript parallax library.

FreeOpen source
13
iScroll

A high-performance JavaScript library for smooth scrolling.

FreeOpen sourceLegacy
14
fullPage.js

A library that creates fullscreen scrolling websites with landscape sliders inside the sections of the page.

FreeOpen source$9.30+
15
Lenis

A modern, lightweight, and performant open-source smooth scrolling library with WebGL scroll synchronization, parallax effects, and more.

FreeOpen source
16
Locomotive Scroll

A simple scroll library with smooth scrolling, parallax effects, toggling classes, and triggering event listeners when elements are in the viewport.

FreeOpen source
17
SimpleParallax

A lightweight and easy-to-use React and JS library that adds parallax animations to any image.

FreeOpen source
18
Swup

A versatile and extensible page transition library that offers smooth animations, smart preloading, native browser history and enhanced accessibility.

FreeOpen source
19
DZS Parallaxer

A paid script that turns any content into a cool parallax effect.

$10
Data is based on the analysis of 3,319,477 websites.
Statistics were last calculated on .
For details, see our methodology and disclaimer.