Provides a fast, pretty robust e-mail validator. Only checks form, not function.
Email address and domain validation
An API wrapper for the NeverBounce API
Check that email addresses are really able to accept emails by pinging the DNS and checking for active MX records.
a simple, fast and robust email validator
A strict validator for string, integer, email, etc.
Node.js wrapper around Python's spf.check2 function which conforms to both RFC4408 and RFC7208
Check valifator nodejs
An npm Package to validate textfield value.
Validate an email address according to RFCs 5321, 5322, and others
An email validator including quoted string for local part
Official QuickEmailVerification API library client for node.js
Library for checking email, url and other
Check top level domains for emails or URLs
Sanely validate email addresses, based on HTML5's definition of email addresses
Email Verification that’s astonishingly easy and low-cost. See https://blazeverify.com for details.
Normalize + and . emails for uniqueness validation