mx-validation

🚀 Configurable framework agnostic plain Ruby 📨 email validator/verifier. Verify email via Regex, DNS, SMTP and even more. Be sure that email address valid and exists.

🚀 Configurable Golang 📨 email validator/verifier. Verify email via Regex, DNS, SMTP and even more. Be sure that email address valid and exists.

Validate email address with Mailgun's validation service (Syntax checks, DNS validation, MX validation)

A tool to verify electronic mail addresses using SMTP

Trawl Chrome Extension. Free, privacy-first alternative to Hunter.io — extract, validate, and export emails from any web page.

A fast and reliable email validation library by Morgan Miller / StackVerify. Detects disposable emails, verifies domain and MX records, and provides inbox delivery likelihood. Designed for Node.js, TypeScript, ESM, and JavaScript projects.