Email Cleaner: dedupe, fix and flag disposable emails (no SMTP)

Email Verifier — Bulk Validation, Catch-All & Bounce Removal

logical_vivacity/email-verifier

The email verifier that admits what it cannot know. Catches syntax errors, dead domains, disposables, role accounts and catch-alls — and flags Microsoft 365, Proton and gateway domains as unverifiable instead of calling them valid. Returns SPF, DMARC, MX provider and a 0-100 score.

Email Verifier - Verify Email Address, MX & Disposable Check

s-r/free-email-verifier---verify-email-address

Verify up to ten email addresses or domains per run. The email verifier checks mail servers (MX), disposable and temporary email providers, SPF and DMARC, and returns a 0-100 risk score with a safe, risky, unsafe or invalid status. Built for cleaning lead lists and screening sign-ups.

Email Validation & Disposable Email Detector

mayno/email-risk-scorer

Detect disposable emails, score email risk, and protect your signup flow. Block fake signups from Mailinator, Guerrilla Mail, and 500+ temporary email providers.

syntax validation, MX-record deliverability, disposable-domain detection (60+ providers), role-based and free-provider flags, and a 0–100 sendability score

CRM Lead Data Cleaner (Email/Phone Validator + Dedup)

motivational_nickel/universal-data-cleaner

Turn messy CSV or Excel leads into clean, validated, CRM-ready data. Fix Excel E+11 phone numbers, validate emails, remove duplicates, and score lead quality (HIGH, MEDIUM, LOW). Built for sales teams, lead gen agencies, and automation workflows.

Email Verifier & Validator

onescales/email-verifier-validator

Bulk email verification made simple. Detect invalid, risky, and disposable-style addresses before you send. Try free, scale up to 50,000 emails per run.

Consulta CNPJ em Lote: Brazil CNPJ Lookup

rowfinch/brazil-cnpj-lookup

Consulte uma lista de CNPJs de uma vez: razão social, nome fantasia, CNAE, endereço, telefones, e-mail, porte, Simples e sócios (QSA). Dados oficiais da Receita Federal, atualizados todo mês. Look up Brazilian companies by CNPJ in bulk.

Email Verifier & Validator

technicaldost/email-verifier

Bulk-verify email deliverability: syntax, MX records, disposable/role/free-provider detection, and a 0-100 deliverability score. Clean your lead lists before you send.

Lead List Cleaner - Dedupe, DNS & Email Hygiene

zinin/lead-list-cleaner

Normalize mixed lead rows, deduplicate domains and emails, check DNS/MX evidence, score retained leads, and return every rejection, confidence gap, safe action, and run summary for auditable CRM staging.

Email Verifier - Bulk Email Validation & List Cleaning API

appdata-labs/email-verifier

Verify and clean bulk email lists: syntax, domain and MX checks, 8,700+ disposable providers, role accounts, free-mailbox detection and typo correction that recovers gmial.com as gmail.com. Every row says exactly what was checked and what was not.