Technology · Email

SmtpJS

SmtpJS is one of 51 technologies we detect in Email.

detected by AwesomeTechStack audits

About SmtpJS

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

Audit any site that runs SmtpJS.

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

How we audit SmtpJS

We measure the detected version against SmtpJS'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 Weak or outdated links weigh more - one risky dependency can pull the whole score down.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.