⚡ JavaScript Libraries in Hong Kong

JavaScript libraries are collections of prewritten code that provide reusable functions and components for building interactive features and handling common client-side tasks in web applications.

Hong Kong is an East Asian special administrative region of China with a population of around 7.5 million people.

According to our statistics, JavaScript libraries are used on 76.1% of websites from Hong Kong.

Statistics based on 18K+ analyzed websites. About this data

⭐ Most Popular in 2026

The following chart shows the top JavaScript libraries in Hong Kong in 2026, based on market share.

The most popular is jQuery, which dominates the market with a substantial 90.4% share.
It is followed by Swiper with 30.8% and Wow.js with 12.9%.

jQuery 90.4%
Swiper 30.8%
Wow.js 12.9%
Owl Carousel 8.9%
Facebook SDK 7.6%
Slick 7.4%
SystemJS 6.4%
Polyfill 5.7%
Waypoints 5.5%
ImagesLoaded 5%
Fancyapps 4.9%
FlexSlider 4.9%
Modernizr 4.6%
React 4.5%
jQuery Easing 4.3%

🚀 Highlights

Here is a list of the top libraries that are more popular in Hong Kong than worldwide.
Differences between global and country rankings are shown in parentheses.

3. Wow.js ^(-23)
4. Owl Carousel ^(-3)
7. SystemJS ^(-15)
9. Waypoints ^(-2)
11. Fancyapps ^(-2)
12. FlexSlider ^(-7)
15. jQuery Easing ^(-3)
16. Animate On Scroll ^(-17)
18. jQuery Cookie ^(-12)
20. Popper ^(-5)

✨ Best JavaScript Libraries

Below is a more detailed list of the top 25 of the 255 JavaScript libraries used on sites from Hong Kong, ranked by their market share.

Rank	Name	Market share
1	jQuery San Francisco, California, United States A fast, small, feature-rich JavaScript library designed to simplify HTML DOM tree traversal and manipulation, event handling, CSS animations, and Ajax. FreeOpen source	90.4%
2	Swiper Weston, Florida, United States A modern touch slider library for building responsive sliders and carousels with hardware-accelerated transitions. FreeOpen source	30.8%
3	Wow.js A JavaScript library that reveals CSS animations when you scroll. FreeOpen source	12.9%
4	Owl Carousel Germany A touch enabled jQuery plugin that lets you create a beautiful, responsive carousel slider. FreeOpen source	8.9%
5	Facebook SDK Menlo Park, California, United States A library that provides client-side tools for Social Plugins, Login, and Graph API calls. Free	7.6%
6	Slick An open-source, fully responsive and accessible carousel library. FreeOpen source	7.4%
7	SystemJS Vancouver, Canada A hookable, standards-based, dynamic ES module module loader. FreeOpen source	6.4%
8	Polyfill An open-source JavaScript library that provides modern web API features to older browsers that do not natively support them. FreeOpen source	5.7%
9	Waypoints West Linn, Oregon, United States A library that makes it easy to execute a function whenever you scroll to an element. FreeOpen source	5.5%
10	ImagesLoaded Alexandria, Virginia, United States A JavaScript library that detects when images have been loaded. FreeOpen source	5%
11	Fancyapps A commercial library of JavaScript UI components that includes lightbox, carousel, and pan/zoom components. €29+	4.9%
12	FlexSlider San Francisco, California, United States A responsive jQuery slider created by the WooCommerce team and included with WooCommerce. FreeOpen source	4.9%
13	Modernizr A JavaScript library that detects the availability of HTML, CSS and JavaScript features in the user's browser. FreeOpen source	4.6%
14	React Menlo Park, California, United States A popular open-source JavaScript library for building dynamic user interfaces, created by Facebook. FreeOpen source	4.5%
15	jQuery Easing Wilberfoss, North Yorkshire, United Kingdom A jQuery plugin that adds 10+ advanced easing animations. FreeOpen source	4.3%
16	Animate On Scroll A CSS-driven, lightweight library to animate elements on your page as you scroll. FreeOpen source	4.3%
17	Magnific Popup A responsive lightbox and dialog plugin for jQuery and Zepto. FreeOpen sourceLegacy	3.8%
18	jQuery Cookie A deprecated jQuery plugin for reading, writing and deleting cookies. FreeOpen sourceLegacy	3.6%
19	🍪 JS Cookie Germany A simple, lightweight JavaScript library for handling browser cookies. FreeOpen source	3.2%
20	Popper Monza, Italy A JavaScript library used for positioning and displaying tooltips, popovers, and dropdowns. FreeOpen source	3.1%
21	Lightbox San Francisco, California, United States The original lightbox library used to overlay images on top of the current page. FreeOpen source	3%
22	Isotope Alexandria, Virginia, United States A commercial JavaScript library for creating filterable and sortable grid layouts. FreeOpen source$25+	2.9%
23	jQuery Mousewheel A jQuery plugin that adds cross-browser mouse wheel support. FreeOpen sourceLegacy	2.9%
24	Video.js Boston, Massachusetts, United States An open-source web video player that supports HTML5 video and modern streaming formats, as well as YouTube and Vimeo. FreeOpen source	2.5%
25	Lottie San Francisco, California, United States An animation framework created by Airbnb that lets developers export Adobe After Effects animations as JSON and render them natively on mobile, desktop, and the web. FreeOpen source	2.5%

👉 See Also

🌎 JavaScript Libraries in other countries

🗃️ About This Data

We evaluate the popularity of technologies based on the number of websites where we detect their usage.
Technologies without a detectable web footprint, and those we do not track, are not reflected in the calculated market share.
This report is based on the analysis of 18,179 websites from Hong Kong.
We currently track the presence of 310 JavaScript libraries across the web.
Of these, 255 were detected on websites from Hong Kong.
Statistics were last calculated on May 5, 2026.
For more details, see our methodology and disclaimer.