MCP Servers 238

Authenticated email gateway for AI agents — per-agent inboxes, HITL approval, SPF/DKIM verified.

DNS and email security scanner with 79 MCP tools for SPF, DMARC, DNSSEC, SSL, and brand audits.

Cold Email

io.github.Bluecraft-AI/cold-email

C✓Verified

Generate hyper-personalized cold email sequences via AI.

Send That Email

io.github.pipeworx-io/send-that-email

A✓Verified

send-that-email MCP — wraps StupidAPIs (requires X-API-Key)

Check SPF/DKIM/DMARC/BIMI, blacklists, SMTP/IMAP; DNS lookups; generate email DNS records.

Verify email deliverability by SMTP.

AI agent email — 23 tools free to read inbox, 28 paid to send.

Manage lists, contacts and campaigns, and read campaign performance reports on EmailOctopus.

Email Check

io.github.Dawaxwx/email-check

B✓Verified

Fast email validation at the edge: syntax, MX records, disposable-domain detection.

Email Verification MCP

io.github.FoundryNet/email-verify-mcp

A✓Verified

Verify emails — deliverability, disposable/role/free detection, MX validity, domain age.

Hosted email for AI agents: create inboxes, send, receive, and reply over MCP with scoped API keys

Send Email

io.github.hal9ai/send-email

B✓Verified

Send emails from natural language prompts.

Could Have Been Email

io.github.pipeworx-io/could-have-been-email

B✓Verified

could-have-been-email MCP — wraps StupidAPIs (requires X-API-Key)

MinuteMail

io.github.minutemailco/mcp-server

A✓Verified

Ephemeral mailboxes and a mock OAuth IdP for testing email and auth flows — 39 API-driven tools

emailverifier.dev

io.github.usamaejaz/emailverifier

B✓Verified

Verify emails and domains for routing, disposable providers, role accounts, and SMTP risk.

Email Verification API

io.github.Br0ski777/email-verification

A✓Verified

Verify emails: syntax, MX records, disposable detection, quality score 0-100.

Check email deliverability for a domain: MX, SPF, DKIM, DMARC, blacklists.

Disposable test mailboxes on a real domain: send, receive and assert on real email.

Verify the email instantly: Identify the spam email while authenticating your users.

Email Validator

io.github.lazymac2x/email-validator

C✓Verified

Cloudflare Workers MCP server: email-validator

Verify email addresses in real time and find business email addresses with live mailbox checks.

Email Send API

io.github.Br0ski777/email-send

A✓Verified

Send emails programmatically via Resend.

Verify email addresses and clean lists to improve deliverability and sender reputation.

Email Finder API

io.github.Br0ski777/email-finder

A✓Verified

Find email addresses from name and company domain.