email-validatorA robust email address syntax and deliverability validation library.
mailcheckerCross-language temporary email detection library. Stop users from signing up with temporary email addresses.
django-anymailDjango email backends and webhooks for Amazon SES, Brevo, MailerSend, Mailgun, Mailjet, Mailtrap, Mandrill, Postal, Postmark, Resend, Scaleway TEM, SendGrid, SparkPost, and Unisender Go (EmailBackend, transactional email tracking and inbound email signals)
shortuuidA generator library for concise, unambiguous and URL-safe UUIDs.
python-whoisWhois querying and parsing of domain registration information.
courlanClean, filter and sample URLs to optimize data collection – includes spam, content type and language filters.
tldextractAccurately separates a URL's subdomain, domain, and public suffix, using the Public Suffix List (PSL). By default, this includes the public ICANN TLDs and their exceptions. You can optionally support the Public Suffix List's private domains as well.