MCP Servers 56

Render markdown into email-safe HTML, lint drafts for deliverability problems, and preview emails.

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

e2a — email for AI agents

io.github.Mnexa-AI/mcp-server

A✓Verified

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

Email Inbox API + Sending by Sendmux

io.github.Sendmux/sendmux-mcp

A✓Verified

AI email inbox and sending tools with attachments, search, live events, and webhooks.

Emailens MCP

io.github.emailens/mcp

A✓Verified

Analyze, audit, fix and diff HTML, MJML, Maizzle and React Email across 21 email clients.

Never-stored live email: read, send, organize, schedule and auto-triage Gmail or any IMAP mailbox.

DNS and email security: check SPF, DKIM, DMARC, DNSSEC, DANE and build the records.

Manage Subscribers, Broadcasts, Sequences, Automations, and reporting in Mailrith.

Send That Email

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

A✓Verified

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

Agent Cold Email

io.github.YS-projectcalc/agent-cold-email

A✓Verified

Coldrig — cold-email infra run by your agent: 28 MCP tools, live sending, free sandbox.

Email Verification API

io.github.Br0ski777/email-verification

A✓Verified

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

Email Verification MCP

io.github.FoundryNet/email-verify-mcp

A✓Verified

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

Monitor and manage email authentication (SPF, DKIM, DMARC, MTA-STS, BIMI) for your domains.

Email Send API

io.github.Br0ski777/email-send

A✓Verified

Send emails programmatically via Resend.

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

YouTube Email Finder

io.github.mcp-dir/youtube_email-mcp

A✓Verified

Find the contact email of YouTube channels from the link, the @handle or the channel_id.

Email Finder API

io.github.Br0ski777/email-finder

A✓Verified

Find email addresses from name and company domain.

Give an agent its own inbox: send, receive, and pull signup codes from real email.

Email Deliverability Audit API

io.github.Br0ski777/email-deliverability

A✓Verified

Audit email domain deliverability: SPF, DKIM, DMARC, MX.

HQBase

io.github.HQBase/hqbase

A✓Verified

Connect AI agents to your self-hosted HQBase shared email workspace.

55 tools, 7 Resources, Sigma rules, email SPF/DMARC, MITRE, CVE/KEV, risk_score.

Hail

io.github.hail-hq/hail-mcp

A✓Verified

Phone, SMS & email for AI agents — one remote MCP endpoint, OAuth login, zero install.

MailFathom

io.github.Krzysztof318/mailfathom

A✓Verified

Security-first, self-hosted email archive with search, cited answers, and sending for AI agents.

Deploy serverless TypeScript on Val Town: HTTP vals, cron, SQLite, email, OAuth.