⚡ JavaScript Libraries in Congo

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.

Congo is a Central African country with a population of over 102 million people.

According to our statistics, JavaScript libraries are used on 88.2% of websites from Congo.

Statistics based on 119 analyzed websites. About this data

⭐ Most Popular in 2026

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

The most popular is jQuery, which dominates the market with a substantial 86.7% share.
It is followed by Swiper with 31.4% and Owl Carousel with 22.9%.

jQuery 86.7%
Swiper 31.4%
Owl Carousel 22.9%
Waypoints 20%
Slick 18.1%
Facebook SDK 14.3%
ImagesLoaded 14.3%
MediaElement.js 13.3%
Polyfill 13.3%
Magnific Popup 12.4%
Isotope 12.4%
FlexSlider 9.5%
Popper 9.5%
Wow.js 9.5%
🍪 JS Cookie 9.5%

🚀 Highlights

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

3. Owl Carousel ^(-4)
4. Waypoints ^(-7)
5. Slick ^(-1)
8. MediaElement.js ^(-7)
10. Magnific Popup ^(-4)
11. Isotope ^(-10)
12. FlexSlider ^(-7)
13. Popper ^(-11)
14. Wow.js ^(-11)
17. Select2 ^(-13)

✨ Best JavaScript Libraries

Below is a more detailed list of the top 25 of the 86 JavaScript libraries used on sites from Congo, 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	86.7%
2	Swiper Weston, Florida, United States A modern touch slider library for building responsive sliders and carousels with hardware-accelerated transitions. FreeOpen source	31.4%
3	Owl Carousel Germany A touch enabled jQuery plugin that lets you create a beautiful, responsive carousel slider. FreeOpen source	22.9%
4	Waypoints West Linn, Oregon, United States A library that makes it easy to execute a function whenever you scroll to an element. FreeOpen source	20%
5	Slick An open-source, fully responsive and accessible carousel library. FreeOpen source	18.1%
6	Facebook SDK Menlo Park, California, United States A library that provides client-side tools for Social Plugins, Login, and Graph API calls. Free	14.3%
7	ImagesLoaded Alexandria, Virginia, United States A JavaScript library that detects when images have been loaded. FreeOpen source	14.3%
8	MediaElement.js Dallas, Texas, United States A free, open-source HTML5 audio and video player that enables playback of MP4, WebM, and MP3 media files as well as streamed content in HLS and MPEG-DASH formats. FreeOpen source	13.3%
9	Polyfill An open-source JavaScript library that provides modern web API features to older browsers that do not natively support them. FreeOpen source	13.3%
10	Magnific Popup A responsive lightbox and dialog plugin for jQuery and Zepto. FreeOpen sourceLegacy	12.4%
11	Isotope Alexandria, Virginia, United States A commercial JavaScript library for creating filterable and sortable grid layouts. FreeOpen source$25+	12.4%
12	FlexSlider San Francisco, California, United States A responsive jQuery slider created by the WooCommerce team and included with WooCommerce. FreeOpen source	9.5%
13	Popper Monza, Italy A JavaScript library used for positioning and displaying tooltips, popovers, and dropdowns. FreeOpen source	9.5%
14	Wow.js A JavaScript library that reveals CSS animations when you scroll. FreeOpen source	9.5%
15	🍪 JS Cookie Germany A simple, lightweight JavaScript library for handling browser cookies. FreeOpen source	9.5%
16	Modernizr A JavaScript library that detects the availability of HTML, CSS and JavaScript features in the user's browser. FreeOpen source	8.6%
17	Select2 Boston, Massachusetts, United States A jQuery-based replacement for HTML select elements that enhances dropdown inputs with advanced search and selection capabilities. FreeOpen source	8.6%
18	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	7.6%
19	🏩 Masonry Alexandria, Virginia, United States A JavaScript layout library that produces a Pinterest-style cascading grid where elements are organized in a compact, space-efficient layout. FreeOpen source	7.6%
20	Underscore.js Boston, Massachusetts, United States A utility library for JavaScript that provides support for functional programming helpers (each, map, reduce, filter) without extending any built-in JavaScript objects. FreeOpen source	7.6%
21	React Menlo Park, California, United States A popular open-source JavaScript library for building dynamic user interfaces, created by Facebook. FreeOpen source	7.6%
22	Regenerator Menlo Park, California, United States A JavaScript library from Facebook that allows the use of ES6 generators in older browsers. FreeOpen source	7.6%
23	Lightbox San Francisco, California, United States The original lightbox library used to overlay images on top of the current page. FreeOpen source	7.6%
24	Fancyapps Ogre, Latvia A commercial library of JavaScript UI components that includes lightbox, carousel, and pan/zoom components. €29+	5.7%
25	Theia Sticky Sidebar A JavaScript library that glues sidebars, making them permanently visible when scrolling up and down. FreeOpen source	5.7%

🗃️ 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 119 websites from Congo.
We currently track the presence of 311 JavaScript libraries across the web.
Of these, 86 were detected on websites from Congo.
Statistics were last calculated on June 16, 2026.
For more details, see our methodology and disclaimer.