⚡ Legacy Technologies in Portugal

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.

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

According to our data, legacy technologies are detected on 25.4% of websites from Portugal.

⭐ Most Popular in 2026

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

The most popular is Magnific Popup with a share of 28.8%, followed by jQuery Cookie with 14.3% and jQuery Mousewheel with 13.7%.

Magnific Popup 28.8%
jQuery Cookie 14.3%
jQuery Mousewheel 13.7%
Google URL Shortener 11%
AddThis 6.1%
Picturefill 4.4%
Adobe Flash 4.3%
Skrollr 3.8%
Polymer 3.8%
ASP 3.6%
AngularJS 3.4%
iLightBox 2.9%
Messenger Customer Chat 2.9%
Facebook Like Box 1.9%
jQuery LazyLoad 1.8%

🚀 Highlights

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

3. jQuery Mousewheel ^(-1)
5. AddThis ^(-1)
6. Picturefill ^(-6)
8. Skrollr ^(-3)
11. AngularJS ^(-6)
13. Messenger Customer Chat ^(-1)
14. Facebook Like Box ^(-6)
16. SWFObject ^(-2)
17. Google Funding Choices ^(-2)
19. Closure Library ^(-6)

✨ Best Legacy Technologies

Below is a more detailed list of the top 25 of the 66 legacy technologies used on sites from Portugal, ranked by their market share.

Rank	Name	Market share
1	Magnific Popup A responsive lightbox and dialog plugin for jQuery and Zepto.js. FreeOpen sourceLegacy	28.8%
2	jQuery Cookie A deprecated jQuery plugin for reading, writing and deleting cookies. FreeOpen sourceLegacy	14.3%
3	jQuery Mousewheel A jQuery plugin that adds cross-browser mouse wheel support. FreeOpen sourceLegacy	13.7%
4	Google URL Shortener Mountain View, California, United States A deprecated link service from Google. Legacy	11%
5	AddThis Austin, Texas, United States A social bookmarking service that discontinued its services on May 31, 2023. FreeLegacy	6.1%
6	Picturefill A responsive image polyfill for , srcset, sizes, and more. FreeOpen sourceLegacy	4.4%
7	Adobe Flash San Jose, California, United States A discontinued multimedia software platform for creating animations and interactive apps. Legacy	4.3%
8	Skrollr Standalone parallax scrolling JavaScript library for mobile (Android, iOS) and desktop in about 12k minified. FreeOpen sourceLegacy	3.8%
9	Polymer A library for creating encapsulated, reusable web components. FreeOpen sourceLegacy	3.8%
10	ASP Redmond, Washington, United States A server-side scripting language and dynamic web page engine. FreeLegacy	3.6%
11	AngularJS Mountain View, California, United States A discontinued open-source web framework from Google that has been superseded by Angular. FreeOpen sourceLegacy	3.4%
12	iLightBox A commercial jQuery lightbox plugin. $16+Legacy	2.9%
13	Messenger Customer Chat Menlo Park, California, United States The website chat widget from Meta that was retired in May 2024. Legacy	2.9%
14	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	1.9%
15	jQuery LazyLoad A deprecated jQuery lazy loading plugin. FreeOpen sourceLegacy	1.8%
16	SWFObject A deprecated framework for detecting the Adobe Flash Player plugin and embedding Flash files. FreeOpen sourceLegacy	1.8%
17	Google Funding Choices Mountain View, California, United States A messaging tool for GDPR and CCPA compliance and ad blocking recovery. Legacy	1.5%
18	Skype Redmond, Washington, United States A communications platform for voice and video calls and sending instant messages that was retired on May 5, 2025 in favor of Microsoft Teams. FreeLegacy	1.2%
19	Closure Library Mountain View, California, United States A low-level JavaScript library designed for building complex and scalable web applications. FreeOpen sourceLegacy	1.1%
20	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	1.1%
21	qTranslate-X A discontinued WordPress plugin used for managing dynamic multilingual content on websites. FreeOpen sourceLegacy	1%
22	CentOS Raleigh, North Carolina, United States A discontinued open-source Linux distribution compatible with RHEL. Legacy	1%
23	Lightbox for Bootstrap A lightbox module for Bootstrap that supports images, YouTube videos and galleries - built around Bootstrap's Modal plugin. FreeOpen sourceLegacy	1%
24	Google Webmaster Tools Mountain View, California, United States The old Google Webmaster Tools, detected by the meta name "verify-v1", which have been deprecated in favor of Google Search Console. FreeLegacy	0.9%
25	Google Sign-In Mountain View, California, United States A deprecated JavaScript library that has been superseded by Google Identity Services for Web. FreeLegacy	0.8%

👉 See Also

🌎 Legacy in other countries

Data is based on the analysis of 14,630 websites from Portugal.
Statistics were last calculated on March 21, 2026.
For details, see our methodology and disclaimer.