Chai is a BDD / TDD assertion library for node and the browser that can be paired with any javascript testing framework.

Detection looks at javascript globals across 2 fingerprint rules among the site's public responses.

01

Websites using Chai

Loading website list…

02

Signal classes

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

  • JavaScript globals
03

Example public indicators for Chai

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

  • chai
  • chai.version: .
04

What a detection means

Establishes
One or more public signals on the scanned page matched a known Chai signature (2 rules) at the time of the scan.
Does not establish
A sitewide install of Chai, an active vendor contract, exclusive use, or that Chai is still in place today.
05

How to check a site for Chai

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

FAQ: detecting Chai

Can PluginView detect Chai without logging in?
Yes. PluginView only reads publicly accessible responses when checking for Chai — typically javascript globals. It does not bypass authentication or paywalls.
What category is Chai?
Chai is classified under JavaScript libraries in the PluginView directory.
How many fingerprint rules cover Chai?
This reference currently tracks 2 fingerprint rules across javascript globals. Individual rule bodies are proprietary and are not published.
What public signals suggest a site uses Chai?
Illustrative public indicators for Chai include chai; chai.version: .. A live scan may match additional proprietary rules beyond these examples.

More in JavaScript libraries

View category →