CatchJS is a JavaScript error-logging tool that captures runtime errors and generates detailed reports for diagnostic analysis.

Disclaimer: The data used in this report is collected from the current VersionDB release (February 2026) containing a total of 12,727,168 domains. All statistics reflect this dataset and do not claim to represent all websites globally.

CatchJS Complementary Technologies

Technologies frequently found with CatchJS.

Live CatchJS Sites

2

Complementary Tech

13

Most Frequent Complementary Tech

Websites Using CatchJS

An unordered, non-ranked list generated from observed technology data.

DomainServer LocationASNCrawl Date
sgl-akademie.de🇩🇪 GermanyHetzner Online GmbHFebruary 13, 2026
voetbalshop.nlUnknownCloudflare, Inc.February 13, 2026

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Top CatchJS Identifiers

Who is using CatchJS and where.

Countries

Top 5 most detected countries for CatchJS

ASNs

Top 5 most detected ASNs for CatchJS

Languages

Top 5 most detected Languages for CatchJS

TLDs

Top 5 most detected TLDs for CatchJS

Most Frequent CatchJS Identifiers and Complementary Tech

Most frequently encountered identifiers for CatchJS and its complementary technologies.

TechnologySites
jQuery2
Bootstrap2
FancyBox1
Cloudflare1
RequireJS1
Usercentrics1
OWL Carousel1
CodeIgniter1
YouTube1
HTTP/31
Google Tag Manager1
PHP1
Apache HTTP Server1