⚡ Legacy Technologies in El Salvador

Legacy technologies are platforms and tools that have been discontinued or shut down and no longer operate. Some are completely defunct, while others remain functional but unsupported.

El Salvador is a Central American country with a population of over 6.3 million people.

According to our data, legacy technologies are detected on 20.8% of websites from El Salvador.

Statistics based on 559 analyzed websites. About this data

⭐ Most Popular in 2026

The following chart shows the top legacy technologies in El Salvador in 2026, based on market share.

The most popular is Magnific Popup with a share of 28.4%, followed by jQuery Mousewheel with 12.1% and Messenger Customer Chat with 12.1%.

Magnific Popup 28.4%
jQuery Mousewheel 12.1%
Messenger Customer Chat 12.1%
Google URL Shortener 11.2%
jQuery Cookie 8.6%
Google Optimize 6.9%
Turbolinks 4.3%
AddThis 4.3%
RawGit 3.4%
Facebook Like Box 3.4%
Closure Library 3.4%
jQuery LazyLoad 2.6%
YUI 2.6%
AngularJS 1.7%
SWFObject 1.7%

🚀 Highlights

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

2. jQuery Mousewheel ^(-2)
3. Messenger Customer Chat ^(-11)
6. Google Optimize ^(-15)
7. Turbolinks ^(-17)
9. RawGit ^(-18)
10. Facebook Like Box ^(-10)
11. Closure Library ^(-14)
12. jQuery LazyLoad ^(-1)
13. YUI ^(-15)
14. AngularJS ^(-3)

✨ Best Legacy Technologies

Below is a more detailed list of the top 25 of the 27 legacy technologies used on sites from El Salvador, ranked by their market share.

Rank	Name	Market share
1	Magnific Popup A responsive lightbox and dialog plugin for jQuery and Zepto. FreeOpen sourceLegacy	28.4%
2	jQuery Mousewheel A jQuery plugin that adds cross-browser mouse wheel support. FreeOpen sourceLegacy	12.1%
3	Messenger Customer Chat Menlo Park, California, United States The website chat widget from Meta that was retired in May 2024. Legacy	12.1%
4	Google URL Shortener Mountain View, California, United States A deprecated link service from Google. Legacy	11.2%
5	jQuery Cookie A deprecated jQuery plugin for reading, writing and deleting cookies. FreeOpen sourceLegacy	8.6%
6	Google Optimize Mountain View, California, United States A free website optimization tool integrated with Google Ads that enabled A/B, multivariate, and redirect landing page testing. Legacy	6.9%
7	Turbolinks Chicago, Illinois, United States A JavaScript library that allows web apps to behave like a single page application. FreeOpen sourceLegacy	4.3%
8	AddThis Austin, Texas, United States A social bookmarking service that discontinued its services on May 31, 2023. FreeLegacy	4.3%
9	RawGit Portland, Oregon, United States A public CDN for serving files from raw.githubusercontent.com with the correct content types. FreeLegacy	3.4%
10	Facebook Like Box Menlo Park, California, United States A plugin that allowed admins to promote their Facebook Pages and embed a simple feed of content from a Page into other sites. Legacy	3.4%
11	Closure Library Mountain View, California, United States A low-level JavaScript library designed for building complex and scalable web applications. FreeOpen sourceLegacy	3.4%
12	jQuery LazyLoad A deprecated jQuery lazy loading plugin. FreeOpen sourceLegacy	2.6%
13	YUI New York, United States A legacy, open-source JavaScript and CSS library for building interactive web applications with a focus on modular architecture and cross-browser consistency. FreeOpen sourceLegacy	2.6%
14	AngularJS Mountain View, California, United States A discontinued open-source web framework from Google that has been superseded by Angular. FreeOpen sourceLegacy	1.7%
15	SWFObject A deprecated framework for detecting the Adobe Flash Player plugin and embedding Flash files. FreeOpen sourceLegacy	1.7%
16	Picturefill A responsive image polyfill for , srcset, sizes, and more. FreeOpen sourceLegacy	1.7%
17	iLightBox A commercial jQuery lightbox plugin. $16+Legacy	1.7%
18	Adobe Flash San Jose, California, United States A discontinued multimedia software platform for creating animations and interactive apps. Legacy	1.7%
19	Google Funding Choices Mountain View, California, United States A messaging tool for GDPR and CCPA compliance and ad blocking recovery. Legacy	0.9%
20	Polymer A library for creating encapsulated, reusable web components. FreeOpen sourceLegacy	0.9%
21	Google Sign-In Mountain View, California, United States A deprecated JavaScript library that has been superseded by Google Identity services for Web. FreeLegacy	0.9%
22	Critters San Francisco, California, United States A deprecated Webpack plugin that inlines your app's critical CSS and lazily loads the rest. FreeOpen sourceLegacy	0.9%
23	Adobe Muse San Jose, California, United States A discontinued desktop application for designing web pages with intuitive, visual tools. $24.99+/monthLegacy	0.9%
24	CentOS Raleigh, North Carolina, United States A discontinued open-source Linux distribution compatible with RHEL. Legacy	0.9%
25	Prefix-free A legacy script that adds browser prefixes to CSS code when needed for old browsers. FreeOpen sourceLegacy	0.9%

👉 See Also

🌎 Legacy 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 559 websites from El Salvador.
We currently track the presence of 117 legacy technologies across the web.
Of these, 27 were detected on websites from El Salvador.
Statistics were last calculated on May 7, 2026.
For more details, see our methodology and disclaimer.