MCP Servers 201

Email + calendar for any IMAP/CalDAV mailbox — OVH, Gandi, iCloud, Zoho, Fastmail and more.

DocVerdictNew

io.github.rogerberent-netizen/docverdict

B✓Verified

PDF, photo, email, and file comparison evidence checks with plain-language reports.

People-enrich: work email + phone, company & domain enrichment.

A CRM powered by your agent: contacts, deals, email, ads, and reports over MCP.

Email A/B tests for AI agents: subject lines, managed sends, open/click tracking, and results.

Dead-man's-switch heartbeat monitor for agents, cron jobs & workers.

MailcannonNew

io.github.AinaLuc/mailcannon

B✓Verified

AI-powered email outreach platform — send campaigns with deliverability tracking.

X402toolsNew

io.github.acrylicfiddle/x402tools

B✓Verified

10 pay-per-call tools for AI agents: QR, screenshots, DNS, OCR, PDF, email & more.

Registry of companies selling AI agents identity, phone, email, addresses, money, legal, insurance

Zyntra - Temp e-mails MCPNew

io.github.dd77ss/zyntra-mail

C✓Verified

Disposable inboxes for AI agents: create, wait for delivery, and extract email content or links.

LinkedIn warm-lead discovery: list leads, find emails, and draft outreach from your AI tools.

KlaviyoNew

io.github.pipeworx-io/klaviyo

B✓Verified

Klaviyo MCP Pack — wraps the Klaviyo API for email marketing

Search companies, enrich contacts, and reveal emails and phones from your AI agent.

ResentNew

io.github.resentmail/resent

B✓Verified

Transactional email for AI agents: templates, domain verify, and sends.

Disposable email inboxes for AI agents — read messages and verification codes.

Invoice PilotNew

io.github.therealMrFunGuy/invoice-pilot

C✓Verified

PDF invoicing with auto-chase reminders, email delivery, and payment tracking.

Kognitrix AINew

io.github.themohal/kognitrix

C✓Verified

8 AI services via MCP: content, code, image, docs, data extraction, translation, SEO, email.

MCP server for MailTempo's public free temporary email inboxes.

X402 OsintNew

io.github.JienWeng/x402-osint

B✓Verified

Pay-per-call OSINT for AI agents: username + email recon in USDC on Base via x402.

Persistent AI agents that run 24/7 in your Slack, Telegram, SMS, or email.

MCPDomainNew

io.github.danboabes/mcpdomain

B✓Verified

Buy & manage domains from any AI chat: availability, register, DNS, email forwarding, AI bot stats.

Agent-native marketing email: draft, edit, screenshot, and send from your verified domain.

Download DocSend and Papermark decks as PDF or PPTX, including email-gated and protected links.

Professional DNS diagnostics: 14 tools for DNS, DNSSEC, email security, SSL, and propagation.