Detect Modernizr
Modernizr is a JavaScript library that detects the features available in a user's browser.
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Websites using Modernizr
779 hostnames in the PluginView corpus for this technology.
| Hostname | Last seen |
|---|---|
| npr.org | 8/6/2026 |
| python.org | 8/6/2026 |
| mit.edu | 8/3/2026 |
| yale.edu | 8/3/2026 |
| cornell.edu | 8/3/2026 |
Whole list · $54.53 (779 × $0.07)
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What a detection means
- Establishes
- One or more public signals on the scanned page matched a known Modernizr signature at the time of the scan.
- Does not establish
- A sitewide install of Modernizr, an active vendor contract, exclusive use, or that Modernizr is still in place today.
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How to check a site for Modernizr
- 1. Enter the website URL in the scan form — homepage, pricing, checkout, or login pages usually expose the strongest Modernizr signals.
- 2. PluginView reads only public responses and scores them against proprietary Modernizr fingerprints. Rule bodies and identifiers are not published.
- 3. Review the confidence score and text explanation for Modernizr on the results page.
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FAQ: detecting Modernizr
- Can PluginView detect Modernizr without logging in?
- Yes. PluginView only reads publicly accessible responses when checking for Modernizr. It does not bypass authentication or paywalls.
- What category is Modernizr?
- Modernizr is classified under JavaScript libraries in the PluginView directory.
- Does PluginView publish Modernizr fingerprint rules?
- No. Detection uses proprietary fingerprint rules that are not published. Scan results explain matches in plain language without disclosing rule bodies or identifiers.
