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Free Email Spell Checker — Catch Misspelled Emails in JavaScript | SMASHSEND

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Last crawled: 2026-09-27
Language: EN

surface: slide deck

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Frequently asked questions

Does the checker send my users' emails anywhere? No. The library runs entirely in the browser and makes zero network requests. Addresses are compared against a local dictionary of popular domains and TLDs, so nothing is

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