jQuery Migrate 4.x icon

Websites using jQuery Migrate 4.x

Query Migrate is a javascript library that allows you to preserve the compatibility of your jQuery code developed for versions of jQuery older than 1.9.

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1.7k live jQuery Migrate 4.x sites, ready to export.

That's how many jQuery Migrate 4.x websites are in VersionDB right now, each with its full tech stack, contact details, and social profiles.

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Every jQuery Migrate 4.x website we detected in Japan.

Only sites where a personal, company-hosted email was found.

Sites with at least one personnel LinkedIn profile.

Start with the highest-traffic end of the dataset.

Limit results to jQuery Migrate 4.x websites on .com domains.

Only sites where an organisation phone number was found.

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Versions

Which jQuery Migrate 4.x versions are most used?

We could read a version number on 53% of jQuery Migrate 4.x sites. Of those, the most common are jQuery Migrate 4.0.2, on 576 sites, jQuery Migrate 4 (exact), on 279 sites and jQuery Migrate 4.0.0, on 37 sites.

63% on v4.0.2
Versions detected
4
Sites with a version
915
Share of sites by version
v4.0.2 63% v4 (exact) 30% v4.0.0 4% v4.0.1 3%

How many websites use jQuery Migrate 4.x?

We found jQuery Migrate 4.x on 1,723 websites in our September 2026 crawl, across 60 countries.

Which countries use jQuery Migrate 4.x the most?

By number of websites, the top countries are Japan (44%, 764 sites), United States (17%, 288 sites), France (7%, 126 sites), Germany (7%, 113 sites) and United Kingdom (2%, 36 sites). Together they account for 77% of the 1,723 jQuery Migrate 4.x sites we track. 41% of the sites are in Japanese, and .com is the most used domain ending, on 52% of them.

Where are jQuery Migrate 4.x websites hosted?

The networks carrying the most jQuery Migrate 4.x sites are Xserver Inc. (471 sites), Cloudflare, Inc. (223 sites) and GMO Internet, Inc. (148 sites).

What technologies are used with jQuery Migrate 4.x?

Across the 1,723 jQuery Migrate 4.x sites we track, the technologies most often found alongside it are jQuery (100%, 1,723 sites), PHP (72%, 1,232 sites), MySQL (64%, 1,108 sites), WordPress (64%, 1,108 sites) and Cloudflare (61%, 1,057 sites).

Deep Dive

Breakdown of jQuery Migrate 4.x websites

What else they run, plus their language, hosting network, domain extension and country.

FAQ

Answers drawn from our latest crawl of jQuery Migrate 4.x websites. Anything else, email us and we will look it up.

Through our own crawl, which checks each site's HTML, scripts and headers rather than relying on self-reported data.