B2B Lead List Cleaner - Bulk Email Verification & Validator

Email Validator & Verifier — MX, SMTP & Syntax

junipr/email-validator

Validate email addresses in bulk with syntax, domain, MX, disposable-domain, role-account, and optional SMTP checks for list QA.

Email Validator — Syntax, MX & Risk Checks

muhammadafzal/email-address-validator

Validate email addresses with syntax, domain, MX, disposable-email, role-account, and risk checks for cleaner lead lists and outreach data.

Email Verifier & Validator | Bulk Email Verification

michael.g/email-verifier-validator

Bulk email verifier and email validator for email list verification. Verify email addresses, detect invalid emails, check deliverability, and clean email lists to reduce bounce rates.

Email Verifier & Validator - Bulk, Syntax, MX & Disposable

santhej/email-verifier

Bulk-verify email addresses: syntax, domain/MX deliverability, disposable, role-account, free-provider and typo detection. Fast, no API key, pay per email.

Verify email addresses in bulk and clean your list before you send. Checks RFC syntax, live MX records and deliverability, flags role accounts and disposable domains — cutting bounces and protecting sender reputation. No emails are ever sent. From $0.0005 per email on paid plans.

Verify email deliverability in bulk with syntax, MX/A fallback, non-sending SMTP mailbox checks, catch-all detection, disposable/role/free-provider flags, and optional SPF/DKIM/DMARC health. Conservative good/risky/bad scoring with no verifier API key.

Email Validator API - Verify, Disposable Check, MX

george.the.developer/email-validator-api

Validate email addresses and check if an email is valid and deliverable: MX record verification, SMTP checks, disposable email detection, free-provider and role-based flags. Clean email lists before outreach. 400+ disposable domains covered.

Email Verification MX Checker — Syntax, DNS & SMTP

perryay/email-verification-mx-checker

Verify email addresses with multi-layer checks: syntax validation, MX record lookup, SMTP mailbox verification, disposable domain detection, role-based detection, and domain typo suggestions.

Bulk Email MX Verifier — Cold Email List Cleaner

automation-lab/email-mx-verifier

Clean scraped or purchased B2B lead lists before outreach. Bulk-check email syntax, MX records, disposable domains, providers, role/risk signals, and optional SMTP probe with no external API. Export CSV/JSON for Instantly, CRM, and campaign tools.

Fast Email Validator & Verifier | $1/1K | Bulk List Cleanup

apivault_labs/email-validator

Bulk email verifier that cleans your list before you send: cut bounce rate & protect sender reputation. Checks syntax, MX & live SMTP mailbox (RCPT TO) with catch-all detection. Flags disposable, role & free emails, fixes typos, scores 0-100. Email Finder built in. $1/1K, no API key.