Can PluginView detect SmtpJS without logging in?

Yes. PluginView only reads publicly accessible responses when checking for SmtpJS. It does not bypass authentication or paywalls.

What category is SmtpJS?

SmtpJS is classified under Email in the PluginView directory.

Does PluginView publish SmtpJS 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.

Detect SmtpJS

SmtpJS is a free library you can use for sending emails from JavaScript.

Websites using SmtpJS

No websites in the corpus for this technology yet.

What a detection means

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

How to check a site for SmtpJS

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

FAQ: detecting SmtpJS

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