Detect Prototype

JavaScript frameworks

Prototype is a JavaScript Framework that aims to ease development of web applications.

01

Websites using Prototype

1,939 hostnames in the PluginView corpus for this technology.

HostnameLast seen
google.com8/6/2026
reddit.com8/6/2026
twitch.tv8/6/2026
tumblr.com8/6/2026
stackoverflow.com8/3/2026

Whole list · $116.34 (1,939 × $0.06)

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02

What a detection means

Establishes
One or more public signals on the scanned page matched a known Prototype signature at the time of the scan.
Does not establish
A sitewide install of Prototype, an active vendor contract, exclusive use, or that Prototype is still in place today.
03

How to check a site for Prototype

  1. 1. Enter the website URL in the scan form — homepage, pricing, checkout, or login pages usually expose the strongest Prototype signals.
  2. 2. PluginView reads only public responses and scores them against proprietary Prototype fingerprints. Rule bodies and identifiers are not published.
  3. 3. Review the confidence score and text explanation for Prototype on the results page.
04

FAQ: detecting Prototype

Can PluginView detect Prototype without logging in?
Yes. PluginView only reads publicly accessible responses when checking for Prototype. It does not bypass authentication or paywalls.
What category is Prototype?
Prototype is classified under JavaScript frameworks in the PluginView directory.
Does PluginView publish Prototype 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.

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