Bulk Email MX Verifier — Cold Email List Cleaner

Bulk SMTP Email Verifier — Mailbox & Catch-All Checker

automation-lab/smtp-email-verifier

Deep-verify lead emails with SMTP RCPT checks before campaign upload. Classify valid, invalid, catch-all, disposable, unknown, and risky mailboxes; no email is sent and no third-party verification API is required.

Turn any Google Maps search into outreach-ready B2B leads: name, phone, website, verified email (MX + SMTP, deliverabilityScore 0-100), and agency-fit lead score. Built for cold email, SDR teams, local SEO agencies. No API key.

LinkedIn Company Scraper — Company Data for Lead Enrichment

automation-lab/linkedin-company-scraper

Scrape LinkedIn company pages for website, industry, size, employee count, headquarters, specialties, and profile metadata. Use the website field as the starting point for contact discovery and email verification workflows.

Email MX Verifier

maximedupre/email-mx-verifier

Check email syntax, MX records, disposable domains, role addresses, free providers, typo suggestions, and delivery risk. Export clean rows for CRM, outreach, signup, and data workflows.

Email Verifier — Bulk Syntax, MX & Disposable Check

hipersoft/email-verifier

Bulk-verify email addresses without sending mail: syntax, MX/domain deliverability, disposable and role-address detection. Clean your list before outreach or CRM import.

Email Validator - Bulk Checker, MX & Risk Signals

lentic_clockss/email-risk-validator

Bulk email verification for CRM and lead lists. Check syntax, MX, disposable/free/role domains, typo suggestions, and optional SMTP signals. Risk hygiene only — not ownership or inbox-delivery guarantee.

Bulk Email Validation API - Email Checker & Email Verifier

pink_comic/email-validation-checker

Bulk email verification and validation API for lead lists. Check syntax, MX records, disposable/free domains, role accounts, catch-all behavior, and optional SMTP signals. Clean CRM lists and assess email risk without an API key. Results do not guarantee mailbox ownership, reachability, or delivery.

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.