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FingerprintJS

FingerprintJS is one of 232 technologies we detect in JavaScript libraries.

JavaScript librariesBrowser fingerprinting
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detected by AwesomeTechStack auditsfingerprintjs.com

About FingerprintJS

FingerprintJS is a browser fingerprinting library that queries browser attributes and computes a hashed visitor identifier from them.

How many people use FingerprintJS

GitHub · npm
  1. #14Immutable.js33k
  2. #15Floating UI33k
  3. #16html2canvas32k
  4. #17FingerprintJS29k
  5. #18Slick29k
  6. #19Vuex28k
  7. #20MobX28k

6.5M npm downloads, last 30 days

npm

#17 of 198 JavaScript libraries we have counts for (of 232) · bars are GitHub stars across these neighbours; the category leader is Axios at 109k · as of November 8, 2026

Compare

FingerprintJS

#17 of 198 JavaScript libraries

stars29k
downloads / 30d6.5M
html2canvas

#16 of 198 JavaScript libraries

stars32k
downloads / 30d86M

Audit any site that runs FingerprintJS.

Enter a URL to score its stack for technology quality, version health, Lighthouse performance - and AI-readiness.

How we audit FingerprintJS

We measure the detected version against FingerprintJS's release history and grade the surrounding stack with a Lighthouse-grade quality audit. Weak or outdated links weigh more - one risky dependency can pull the whole score down.

How the score works

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Technology definitions from a community-maintained catalogue, licensed GPL-3.0. Attribution and source.