Legacy Technologies Ranked #51–#67 in Vietnam by Market Share (2026)

📈 Legacy Technologies Ranked #51–#67 in Vietnam

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.

Vietnam is a Southeast Asian country with a population of over 99 million people.

Statistics based on 27K+ analyzed websites. About this data

The following list shows the legacy technologies ranked from 51st to 67th out of 67 used on websites in Vietnam.

Rank	Name	Market share
51	Prefix-free A legacy script that adds browser prefixes to CSS code when needed for old browsers. FreeOpen sourceLegacy	0.06%
52	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	0.05%
53	Flattr Malmö, Sweden A micro-donation platform that shut down in November 2023. Legacy	0.05%
54	HeadJS A JavaScript loader that loads scripts in parallel, but executes them in order. FreeOpen sourceLegacy	0.04%
55	Edgio Phoenix, Arizona, United States A global multi-tenant CDN that delivered web traffic for many large video streaming customers until it went bankrupt in 2024. Legacy	0.03%
56	Audience Studio San Francisco, California, United States A data management platform that was retired in February 2024. Legacy	0.03%
57	Oribi Mountain View, California, United States An all-in-one marketing analytics solution acquired by LinkedIn. Legacy	0.03%
58	Stacktable.js jQuery plugin for stacking tables on small screens. FreeOpen sourceLegacy	0.02%
59	MSHTML Redmond, Washington, United States An editor based on the MSHTML component of the discontinued Internet Explorer browser. Legacy	0.02%
60	Spry San Jose, California, United States A deprecated JavaScript framework by Adobe that enables the rapid development of Ajax-powered web pages. FreeOpen sourceLegacy	0.02%
61	J2Store Coimbatore, Tamil Nadu, India An open-source e-commerce extension for Joomla that is no longer maintained. FreeOpen sourceLegacy	0.02%
62	Truepush Hyderabad, India A web push notification service that shut down in August 2024. Legacy	0.02%
63	MIP Beijing, China An open mobile-page framework created by Baidu as an alternative to Google's AMP for delivering fast-loading pages on mobile devices. Legacy	0.009%
64	AngularJS Material Mountain View, California, United States An implementation of Google's Material Design Specification (2014-2017) for AngularJS developers. FreeOpen sourceLegacy	0.009%
65	Pocket Button Mountain View, California, United States The Pocket Button allowed users to save content to Pocket, a social bookmarking service that shut down in 2025. FreeLegacy	0.009%
66	JsTemplate A small JavaScript library that allows you to create templates like PHP and ASP with JavaScript. FreeOpen sourceLegacy	0.009%
67	Workplace Menlo Park, California, United States Meta's all-in-one business communication platform that combines chat, video, and groups. $4/user/monthLegacy	0.009%

👉 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 27,954 websites from Vietnam.
We currently track the presence of 130 legacy technologies across the web.
Of these, 67 were detected on websites from Vietnam.
Statistics were last calculated on September 19, 2026.
For more details, see our methodology and disclaimer.