KaTeX icon

Websites using KaTeX

JavaScript graphics Visit katex.org

KaTeX is a cross-browser JavaScript library that displays mathematical notation in web browsers.

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5.7k live KaTeX sites, ready to export.

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

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KaTeX companies in the United States

Every KaTeX website we detected in the United States.

Companies with personnel emails

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

Decision makers on LinkedIn

Sites with at least one personnel LinkedIn profile.

Top 100,000 KaTeX sites by traffic

Start with the highest-traffic end of the dataset.

Sites on a .com domain

Limit results to KaTeX websites on .com domains.

Companies with phone numbers

Only sites where an organisation phone number was found.

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Versions

Which KaTeX versions are most used?

We could read a version number on 100% of KaTeX sites. Of those, the most common are KaTeX @, on 4,814 sites and KaTeX _, on 965 sites.

83% on version @
Versions detected
2
Sites with a version
5,779
Share of sites by version
@ 83% _ 17%
Live Websites

Websites Using KaTeX

A sample of live KaTeX sites from our latest crawl, with the other technologies each one runs.

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DomainAlso runsCrawl Date
edubuddy.online
HSTSBootstrapCloudflarecdnjsjsDelivr
September 27, 2026
taborsky.cz
jQueryHSTSApache HTTP ServerjsDelivrUbuntu
September 27, 2026
theorangeduck.com
Apache HTTP ServerjsDelivrUbuntu
September 27, 2026
learneasy.space
jQueryPHPMySQLWordPressjQuery Migrate
September 26, 2026
ebitengine.org
HTTP/3HSTSCloudflareCloudflare Browser InsightsjsDelivr
September 26, 2026
alexirpan.com
HTTP/3CloudflareGoogle AnalyticsYouTubecdnjs
September 26, 2026
codingnomads.com
HTTP/3HSTSCloudflarecdnjsjsDelivr
September 26, 2026
listo.click
NginxHSTSjsDelivr
September 26, 2026
div.gov.vn
jQueryHSTSBootstrapCloudflareGoogle Analytics
September 26, 2026
youthacademy.pk
PHPHTTP/3CloudflareLiteSpeedLitespeed Cache
September 25, 2026

How many websites use KaTeX?

We found KaTeX on 5,779 websites in our September 2026 crawl, across 81 countries.

Which countries use KaTeX the most?

By number of websites, the top countries are United States (24%, 1,367 sites), China (5%, 274 sites), Germany (5%, 271 sites), France (2%, 122 sites) and Japan (2%, 98 sites). Together they account for 37% of the 5,779 KaTeX sites we track. 58% of the sites are in English, and .com is the most used domain ending, on 35% of them.

Where are KaTeX websites hosted?

The networks carrying the most KaTeX sites are Fastly, Inc. (1,944 sites), Amazon.com, Inc. (955 sites) and Cloudflare, Inc. (889 sites).

What technologies are used with KaTeX?

Across the 5,779 KaTeX sites we track, the technologies most often found alongside it are jsDelivr (82%, 4,756 sites), Cloudflare (44%, 2,522 sites), HSTS (41%, 2,375 sites), jQuery (38%, 2,192 sites) and Varnish (38%, 2,171 sites).

Deep Dive

Breakdown of KaTeX websites

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

Same category

Other technologies in JavaScript graphics

JavaScript graphics technologies run on 4.3% of the websites we track. KaTeX ranks #20 of 43, on 0.26% of JavaScript graphics sites.

All JavaScript graphics technologies

FAQ

Answers drawn from our latest crawl of KaTeX 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.