Detect Commerce.js

Ecommerce

Commerce.js is an API-first ecommerce platform for developers and businesses.

Detection looks at response headers, script sources, javascript globals, url patterns across 6 fingerprint rules among the site's public responses.

01

Websites using Commerce.js

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02

Signal classes

PluginView evaluates public page signals in these classes when identifying Commerce.js. Individual fingerprint rule bodies are proprietary and are not published.

  • Response headers
  • Script sources
  • JavaScript globals
  • URL patterns
03

Example public indicators for Commerce.js

Illustrative indicators derived from public catalog metadata for Commerce.js. A live scan may match additional proprietary rules beyond these examples.

  • chec-version: .*
  • x-powered-by: Commerce.js
  • cdn.chec.io/v0/commerce.js
  • chec/commerce.js
  • CommercejsSpace
  • .spaces.chec.io
04

What a detection means

Establishes
One or more public signals on the scanned page matched a known Commerce.js signature (6 rules) at the time of the scan.
Does not establish
A sitewide install of Commerce.js, an active vendor contract, exclusive use, or that Commerce.js is still in place today.
05

How to check a site for Commerce.js

  1. 1. Enter the website URL in the scan form — homepage, pricing, checkout, or login pages usually expose the strongest Commerce.js signals.
  2. 2. PluginView reads only public responses (response headers, script sources, javascript globals) and scores them against the Commerce.js signature set (6 rules).
  3. 3. Review the confidence score and text explanation for Commerce.js on the results page.
06

FAQ: detecting Commerce.js

Can PluginView detect Commerce.js without logging in?
Yes. PluginView only reads publicly accessible responses when checking for Commerce.js — typically response headers, script sources, javascript globals, url patterns. It does not bypass authentication or paywalls.
What category is Commerce.js?
Commerce.js is classified under Ecommerce in the PluginView directory.
How many fingerprint rules cover Commerce.js?
This reference currently tracks 6 fingerprint rules across response headers, script sources, javascript globals, url patterns. Individual rule bodies are proprietary and are not published.
What public signals suggest a site uses Commerce.js?
Illustrative public indicators for Commerce.js include chec-version: .*; x-powered-by: Commerce.js; cdn.chec.io/v0/commerce.js. A live scan may match additional proprietary rules beyond these examples.

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