⚡ Legacy Technologies in Poland

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.

Poland is a Central European country with a population of around 38 million people.

According to our data, legacy technologies are detected on 26.9% of websites from Poland.

Statistics based on 60K+ analyzed websites. About this data

⭐ Most Popular in 2026

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

The most popular is Owl Carousel with an impressive share of 31.6%, followed by Magnific Popup with 19.8% and jQuery Cookie with 14.3%.

Owl Carousel 31.6%
Magnific Popup 19.8%
jQuery Cookie 14.3%
jQuery Mousewheel 9.8%
Google URL Shortener 7.6%
Facebook Like 7.1%
Adobe Flash 4.8%
Moment.js 4%
Messenger Customer Chat 3.9%
Facebook Like Box 3%
SWFObject 2.7%
AddThis 2.5%
Picturefill 2.1%
Google Webmaster Tools 2%
AngularJS 1.8%

🚀 Highlights

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

3. jQuery Cookie ^(-1)
4. jQuery Mousewheel ^(-1)
6. Facebook Like ^(-2)
9. Messenger Customer Chat ^(-8)
10. Facebook Like Box ^(-13)
11. SWFObject ^(-10)
13. Picturefill ^(-2)
14. Google Webmaster Tools ^(-6)
15. AngularJS ^(-4)
19. Google Funding Choices ^(-3)

✨ Best Legacy Technologies

Below is a more detailed list of the top 25 of the 82 legacy technologies used on sites from Poland, ranked by their market share.

Rank	Name	Market share
1	Owl Carousel Germany A deprecated open-source jQuery plugin for creating responsive, touch-enabled, and accessible carousel sliders. FreeOpen sourceLegacy	31.6%
2	Magnific Popup A responsive lightbox and dialog plugin for jQuery and Zepto.js. FreeOpen sourceLegacy	19.8%
3	jQuery Cookie A deprecated jQuery plugin for reading, writing and deleting cookies. FreeOpen sourceLegacy	14.3%
4	jQuery Mousewheel A jQuery plugin that adds cross-browser mouse wheel support. FreeOpen sourceLegacy	9.8%
5	Google URL Shortener Mountain View, California, United States A deprecated link service from Google. Legacy	7.6%
6	Facebook Like Menlo Park, California, United States A social plugin that allowed websites to embed a button for visitors to like and share web pages on Facebook. Legacy	7.1%
7	Adobe Flash San Jose, California, United States A discontinued multimedia software platform for creating animations and interactive apps. Legacy	4.8%
8	Moment.js San Francisco, California, United States An open-source JavaScript library for parsing, validating, manipulating, and formatting dates. FreeOpen sourceLegacy	4%
9	Messenger Customer Chat Menlo Park, California, United States The website chat widget from Meta that was retired in May 2024. Legacy	3.9%
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%
11	SWFObject A deprecated framework for detecting the Adobe Flash Player plugin and embedding Flash files. FreeOpen sourceLegacy	2.7%
12	AddThis Austin, Texas, United States A social bookmarking service that discontinued its services on May 31, 2023. FreeLegacy	2.5%
13	Picturefill A responsive image polyfill for <picture>, srcset, sizes, and more. FreeOpen sourceLegacy	2.1%
14	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	2%
15	AngularJS Mountain View, California, United States A discontinued open-source web framework from Google that has been superseded by Angular. FreeOpen sourceLegacy	1.8%
16	Skrollr Standalone parallax scrolling JavaScript library for mobile (Android, iOS) and desktop in about 12k minified. FreeOpen sourceLegacy	1.8%
17	iLightBox A commercial jQuery lightbox plugin. $16+Legacy	1.8%
18	jQuery LazyLoad A deprecated jQuery lazy loading plugin. FreeOpen sourceLegacy	1.7%
19	Google Funding Choices Mountain View, California, United States A messaging tool for GDPR and CCPA compliance and ad blocking recovery. Legacy	1.4%
20	ASP Redmond, Washington, United States A server-side scripting language and dynamic web page engine. FreeLegacy	1.2%
21	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	0.9%
22	CentOS Raleigh, North Carolina, United States A discontinued open-source Linux distribution compatible with RHEL. Legacy	0.9%
23	Cufon A discontinued JavaScript library that performs text replacement on web pages, using the canvas element and VML to render fancy fonts. FreeOpen sourceLegacy	0.9%
24	Turbolinks Chicago, Illinois, United States A JavaScript library that allows web apps to behave like a single page application. FreeOpen sourceLegacy	0.7%
25	Hypernova San Francisco, California, United States A legacy open-source service from Airbnb that renders JavaScript views on the server to deliver HTML for better page load and search engine indexing. FreeOpen sourceLegacy	0.6%

👉 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 60,015 websites from Poland.
We currently track the presence of 124 legacy technologies across the web.
Of these, 82 were detected on websites from Poland.
Statistics were last calculated on August 4, 2026.
For more details, see our methodology and disclaimer.