⚡ JavaScript Libraries in Tanzania

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.

Tanzania is an East African country with a population of over 67 million people.

According to our statistics, JavaScript libraries are used on 86.4% of websites from Tanzania.

Statistics based on 743 analyzed websites. About this data

⭐ Most Popular in 2026

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

The most popular is jQuery, which dominates the market with a substantial 89.4% share.
It is followed by Magnific Popup with 30.2% and Swiper with 28.7%.

jQuery 89.4%
Magnific Popup 30.2%
Swiper 28.7%
Owl Carousel 28.7%
Slick 20.2%
Waypoints 14.5%
ImagesLoaded 13.7%
Moment.js 13.6%
Lottie 11.1%
Isotope 10.9%
DataTables 10.3%
jQuery LazyLoad 10.1%
Polyfill 9.8%
Animate On Scroll 9.5%
FastClick 9.2%

🚀 Highlights

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

2. Magnific Popup ^(-12)
4. Owl Carousel ^(-3)
5. Slick ^(-1)
6. Waypoints ^(-5)
8. Moment.js ^(-31)
9. Lottie ^(-1)
10. Isotope ^(-11)
11. DataTables ^(-47)
12. jQuery LazyLoad ^(-62)
14. Animate On Scroll ^(-19)

✨ Best JavaScript Libraries

Below is a more detailed list of the top 25 of the 155 JavaScript libraries used on sites from Tanzania, 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	89.4%
2	Magnific Popup A responsive lightbox and dialog plugin for jQuery and Zepto. FreeOpen sourceLegacy	30.2%
3	Swiper Weston, Florida, United States A modern touch slider library for building responsive sliders and carousels with hardware-accelerated transitions. FreeOpen source	28.7%
4	Owl Carousel Germany A touch enabled jQuery plugin that lets you create a beautiful, responsive carousel slider. FreeOpen source	28.7%
5	Slick An open-source, fully responsive and accessible carousel library. FreeOpen source	20.2%
6	Waypoints West Linn, Oregon, United States A library that makes it easy to execute a function whenever you scroll to an element. FreeOpen source	14.5%
7	ImagesLoaded Alexandria, Virginia, United States A JavaScript library that detects when images have been loaded. FreeOpen source	13.7%
8	Moment.js A JavaScript library for parsing, validating, manipulating, and formatting dates. FreeOpen source	13.6%
9	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	11.1%
10	Isotope Alexandria, Virginia, United States A commercial JavaScript library for creating filterable and sortable grid layouts. FreeOpen source$25+	10.9%
11	DataTables Edinburgh, Scotland, United Kingdom A JavaScript library that enhances standard HTML tables with advanced interactive features such as sorting, searching, and pagination. FreeOpen source	10.3%
12	jQuery LazyLoad A deprecated jQuery lazy loading plugin. FreeOpen sourceLegacy	10.1%
13	Polyfill An open-source JavaScript library that provides modern web API features to older browsers that do not natively support them. FreeOpen source	9.8%
14	Animate On Scroll A CSS-driven, lightweight library to animate elements on your page as you scroll. FreeOpen source	9.5%
15	FastClick A library for eliminating the 300ms delay between a physical tap and the firing of a click event on mobile browsers. FreeOpen source	9.2%
16	Prism A lightweight, extensible syntax highlighter that supports nearly 300 languages. FreeOpen source	9.2%
17	Select2 A jQuery based replacement for select boxes. FreeOpen source	8.9%
18	Modernizr A JavaScript library that detects the availability of HTML, CSS and JavaScript features in the user's browser. FreeOpen source	8.6%
19	Wow.js A JavaScript library that reveals CSS animations when you scroll. FreeOpen source	8.1%
20	jQuery Easing Wilberfoss, North Yorkshire, United Kingdom A jQuery plugin that adds 10+ advanced easing animations. FreeOpen source	7.9%
21	Popper Monza, Italy A JavaScript library used for positioning and displaying tooltips, popovers, and dropdowns. FreeOpen source	7.8%
22	SystemJS Vancouver, Canada A hookable, standards-based, dynamic ES module module loader. FreeOpen source	7.6%
23	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	7.5%
24	Facebook SDK Menlo Park, California, United States A library that provides client-side tools for Social Plugins, Login, and Graph API calls. Free	7.3%
25	Particles.js A lightweight JavaScript library for creating particles. FreeOpen source	7.2%

👉 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 743 websites from Tanzania.
We currently track the presence of 310 JavaScript libraries across the web.
Of these, 155 were detected on websites from Tanzania.
Statistics were last calculated on May 5, 2026.
For more details, see our methodology and disclaimer.