JavaScript Libraries Ranked #26–#50 in Portugal by Market Share (2026)

📈 JavaScript Libraries Ranked #26–#50 in Portugal

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.

Portugal is a Southern European country with a population of around 10.3 million people.

Statistics based on 16K+ analyzed websites. About this data

The following list shows the JavaScript libraries ranked from 26th to 50th out of 264 used on websites in Portugal.

Rank	Name	Market share
26	Wow.js United Kingdom A JavaScript library that reveals CSS animations when you scroll. FreeOpen source	4.8%
27	Web Font Loader San Jose, California, United States A JavaScript library that gives you added control when using linked fonts via @font-face. FreeOpen source	4.5%
28	jQuery Cookie Germany A deprecated jQuery plugin for reading, writing and deleting cookies. FreeOpen sourceLegacy	4.4%
29	jQuery Mousewheel San Francisco, California, United States A jQuery plugin that adds cross-browser mouse wheel support with delta normalization. FreeOpen sourceLegacy	4.3%
30	jQuery Validation Cologne, Germany The jQuery Validation plugin provides drop-in validation for your existing forms, while making it easy to customize to fit your application. FreeOpen source	4%
31	Animate On Scroll Poznań, Poland A lightweight JavaScript library that uses CSS3 transitions to animate webpage elements as they enter the viewport during scrolling. FreeOpen source	3.9%
32	Superfish Australia A jQuery plugin that adds usability enhancements to existing multi-level drop-down menus. FreeOpen source	3.6%
33	GSAP San Francisco, California, United States An open-source JavaScript animation library that enables developers to create high-performance, cross-browser animations for HTML elements, CSS properties, SVG, canvas, and JavaScript objects. FreeOpen source	3.6%
34	Moment.js San Francisco, California, United States An open-source JavaScript library for parsing, validating, manipulating, and formatting dates. FreeOpen sourceLegacy	2.9%
35	SmoothScroll Hungary A JavaScript library that replaces choppy browser scrolling with fluid, physics-based animations. FreeOpen source	2.9%
36	Lazysizes Berlin, Germany A fast lazy loader library for images, iframes, and scripts/widgets. FreeOpen source	2.8%
37	Regenerator Menlo Park, California, United States A JavaScript library from Facebook that allows the use of ES6 generators in older browsers. FreeOpen source	2.6%
38	👆 TouchSwipe London, United Kingdom An open-source jQuery plugin that adds touch gesture recognition to web applications on mobile and touch-enabled devices. FreeOpen source	2.6%
39	bxSlider Chicago, Illinois, United States An open-source responsive jQuery content slider for displaying images, videos, and HTML content as slideshows or carousels. FreeOpen source	2.4%
40	Flickity Alexandria, Virginia, United States A touch-friendly, responsive library for creating carousels, galleries and sliders. FreeOpen source$25+	2.3%
41	PhotoSwipe Kyiv, Ukraine A modular JavaScript image gallery and lightbox library for displaying responsive image collections with interactive viewing features. FreeOpen source	2.1%
42	Video.js Boston, Massachusetts, United States An open-source HTML5 video player library that provides a customizable video player for embedding and controlling video playback in web applications. FreeOpen source	2%
43	Anime.js Paris, France A lightweight JavaScript animation library for creating animations on websites and web applications. FreeOpen source	1.7%
44	Particles.js Paris, France A lightweight JavaScript library for creating animated particle effects on websites. FreeOpen source	1.7%
45	💬 Tooltipster Denver, Colorado, United States A flexible and extensible jQuery plugin for modern tooltips. FreeOpen source	1.5%
46	Lodash San Francisco, California, United States A modern JavaScript utility library that simplifies working with arrays, numbers, objects, strings, and composite functions. FreeOpen source	1.5%
47	MooTools Rome, Italy An open-source JavaScript library that simplifies DOM manipulation, event handling, AJAX, animations, and object-oriented application development. FreeOpen source	1.5%
48	Jarallax A smooth parallax scrolling JavaScript library that enables parallax on images, YouTube, Vimeo, and mp4 videos. FreeOpen source	1.5%
49	LightGallery A customizable, modular, responsive lightbox gallery plugin with no dependencies. FreeOpen source	1.4%
50	Picturefill Boston, Massachusetts, United States A responsive image polyfill for <picture>, srcset, sizes, and more. FreeOpen sourceLegacy	1.4%

👉 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 16,440 websites from Portugal.
We currently track the presence of 312 JavaScript libraries across the web.
Of these, 264 were detected on websites from Portugal.
Statistics were last calculated on September 18, 2026.
For more details, see our methodology and disclaimer.