Py-email-validator

Jul 20, 2023

Robust email address syntax and deliverability validation library

This library validates that address are of the form x@y.com. This is the sort of validation you would want for a login form on a website.

Key features

  • Good for validating email addresses used for logins/identity.
  • Friendly error messages when validation fails appropriate to show to end users.
  • optionally Checks deliverability Does the domain name resolve?
  • Supports internationalized domain names and optionally internationalized local parts.
  • Normalizes email addresses super important for internationalized addresses!


Checkout these related ports:
  • Xpbiff -
  • Xmailwatcher - Mailbox checker which displays sender and subject lines of mails
  • Xmailbox - Mailbox checker with sound and animation for X Window System
  • Xmail - X-based interface to the Berkeley mail program
  • Xfce4-mailwatch-plugin - Mail notification applet for the Xfce panel
  • Xfaces - Display shaped icons for mail spool contents
  • Xcite - Exciting Cite for any Mail/News reading modes on Emacs
  • Xbuffy - Replacement for xbiff that handles multiple mail files
  • X-face-e21 - X-Face utilities for Emacs
  • Wmmaiload - Incoming mail monitor dockapp with a similar look to wmcpuload
  • Wmbiff -
  • Whoson - Implementation of `WHO iS ONline' protocol
  • Websieve - Web based Cyrus IMAP user admin client
  • Wanderlust - Mail and news system for Emacs
  • Vrfy - Verify mail address