⚡ Legacy Technologies in Taiwan

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.

Taiwan is an East Asian island country with a population of around 23.6 million people.

According to our data, legacy technologies are detected on 42.3% of websites from Taiwan.

Statistics based on 13K+ analyzed websites. About this data

⭐ Most Popular in 2026

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

The most popular is Owl Carousel with an impressive share of 32.7%, followed by Google URL Shortener with 19.5% and Magnific Popup with 15.4%.

Owl Carousel 32.7%
Google URL Shortener 19.5%
Magnific Popup 15.4%
jQuery Cookie 9.7%
CentOS 9%
jQuery Mousewheel 7.7%
ASP 7.2%
Messenger Customer Chat 6.3%
AngularJS 6%
Moment.js 4.4%
jQuery LazyLoad 4.2%
Facebook Like 4%
Adobe Flash 3.6%
Picturefill 2.4%
AddThis 1.6%

🚀 Highlights

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

2. Google URL Shortener ^(-1)
5. CentOS ^(-8)
7. ASP ^(-3)
8. Messenger Customer Chat ^(-8)
9. AngularJS ^(-10)
11. jQuery LazyLoad ^(-6)
14. Picturefill ^(-1)
17. SWFObject ^(-4)
18. Facebook Like Box ^(-5)
20. Alexa ^(-5)

✨ Best Legacy Technologies

Below is a more detailed list of the top 25 of the 62 legacy technologies used on sites from Taiwan, 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	32.7%
2	Google URL Shortener Mountain View, California, United States A deprecated link service from Google. Legacy	19.5%
3	Magnific Popup A responsive lightbox and dialog plugin for jQuery and Zepto.js. FreeOpen sourceLegacy	15.4%
4	jQuery Cookie A deprecated jQuery plugin for reading, writing and deleting cookies. FreeOpen sourceLegacy	9.7%
5	CentOS Raleigh, North Carolina, United States A discontinued open-source Linux distribution compatible with RHEL. Legacy	9%
6	jQuery Mousewheel A jQuery plugin that adds cross-browser mouse wheel support. FreeOpen sourceLegacy	7.7%
7	ASP Redmond, Washington, United States A server-side scripting language and dynamic web page engine. FreeLegacy	7.2%
8	Messenger Customer Chat Menlo Park, California, United States The website chat widget from Meta that was retired in May 2024. Legacy	6.3%
9	AngularJS Mountain View, California, United States A discontinued open-source web framework from Google that has been superseded by Angular. FreeOpen sourceLegacy	6%
10	Moment.js San Francisco, California, United States An open-source JavaScript library for parsing, validating, manipulating, and formatting dates. FreeOpen sourceLegacy	4.4%
11	jQuery LazyLoad A deprecated jQuery lazy loading plugin. FreeOpen sourceLegacy	4.2%
12	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	4%
13	Adobe Flash San Jose, California, United States A discontinued multimedia software platform for creating animations and interactive apps. Legacy	3.6%
14	Picturefill A responsive image polyfill for <picture>, srcset, sizes, and more. FreeOpen sourceLegacy	2.4%
15	AddThis Austin, Texas, United States A social bookmarking service that discontinued its services on May 31, 2023. FreeLegacy	1.6%
16	Skrollr Standalone parallax scrolling JavaScript library for mobile (Android, iOS) and desktop in about 12k minified. FreeOpen sourceLegacy	1.4%
17	SWFObject A deprecated framework for detecting the Adobe Flash Player plugin and embedding Flash files. FreeOpen sourceLegacy	1.3%
18	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	1.3%
19	iLightBox A commercial jQuery lightbox plugin. $16+Legacy	1.2%
20	Alexa Seattle, Washington, United States A web traffic analysis service from Amazon that was discontinued in 2022. Legacy	1.1%
21	Polymer Mountain View, California, United States A legacy open-source JavaScript library created by Google for building components based on Web Components standards. FreeOpen sourceLegacy	1%
22	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%
23	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	0.7%
24	Microsoft FrontPage Redmond, Washington, United States A WYSIWYG HTML editor and website administration tool that was part of Microsoft Office until it was discontinued in 2003. $149Legacy	0.7%
25	Spry San Jose, California, United States A deprecated JavaScript framework by Adobe that enables the rapid development of Ajax-powered web pages. 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 13,854 websites from Taiwan.
We currently track the presence of 124 legacy technologies across the web.
Of these, 62 were detected on websites from Taiwan.
Statistics were last calculated on August 3, 2026.
For more details, see our methodology and disclaimer.