web-vitals 0.x icon

Websites using web-vitals 0.x

The web-vitals JavaScript is a tiny, modular library for measuring all the web vitals metrics on real users.

Lead List Exporter

577 live web-vitals 0.x sites, ready to export.

That's how many web-vitals 0.x websites are in VersionDB right now, each with its full tech stack, contact details, and social profiles.

Pick a ready-made template, or build your own filters in the Lead List Exporter and pay only for the rows you export.

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Just need a few domains? Export up to 10 free from a subset of our crawl.

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Every web-vitals 0.x website we detected in the United States.

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 web-vitals 0.x websites on .com domains.

Only sites where an organisation phone number was found.

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Versions

Which web-vitals 0.x versions are most used?

We could read a version number on 100% of web-vitals 0.x sites. Of those, the most common are web-vitals 0.2.2, on 556 sites, web-vitals 0.2.4, on 17 sites and web-vitals 0.2.1, on 2 sites.

96% on v0.2.2
Versions detected
4
Sites with a version
577
Share of sites by version
v0.2.2 96% v0.2.4 3% v0.2.1 <1% v0.2.3 <1%

How many websites use web-vitals 0.x?

We found web-vitals 0.x on 577 websites in our September 2026 crawl, across 11 countries.

Which countries use web-vitals 0.x the most?

By number of websites, the top countries are United States (94%, 544 sites), Canada (under 1%, 5 sites), United Kingdom (under 1%, 3 sites), Norway (under 1%, 2 sites) and Finland (under 1%, 1 site). Together they account for 96% of the 577 web-vitals 0.x sites we track. 97% of the sites are in English, and .com is the most used domain ending, on 92% of them.

Where are web-vitals 0.x websites hosted?

The networks carrying the most web-vitals 0.x sites are Iron Mountain Data Center (517 sites), IMDC-AS12025 (24 sites) and Cloudflare, Inc. (9 sites).

What technologies are used with web-vitals 0.x?

Across the 577 web-vitals 0.x sites we track, the technologies most often found alongside it are Unpkg (100%, 577 sites), Google Analytics (95%, 546 sites), Alpine.js (94%, 545 sites), HSTS (92%, 529 sites) and jQuery (40%, 230 sites).

Deep Dive

Breakdown of web-vitals 0.x websites

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

FAQ

Answers drawn from our latest crawl of web-vitals 0.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.