MCP Servers 147

AIPost MCP Server

io.github.AIPOST-EMAIL/mcp-server

A✓Verified

Typed structured messaging for AI agents via AIPost.email with Ed25519 signing

Email Guard

io.github.mlawsonking/email-guard-mcp

A✓Verified

Email safety for AI agents: scan inbound for prompt-injection/phishing + outbound for secret leaks.

Email for AI agents.

Verify email addresses, clean lists, and audit a domain SPF, DKIM, DMARC and MX setup.

Create and manage Templated email templates from any MCP client - bring your own model.

Emailfinder

io.github.xinxinhenaixin/emailfinder-mcp

B✓Verified

Find verified professional emails by name, domain, LinkedIn, or role.

Validate UK addresses, postcodes, emails and phone numbers — Royal Mail PAF, live SMTP and HLR.

Verify email deliverability & find business emails (single or bulk) via the Verifox API.

Atomic Mail

io.github.Atomic-Mail/mcp

A✓Verified

Programmable email inbox for AI agents — JMAP, PoW auth, stdio MCP server.

Zenvia

io.github.codespar/mcp-zenvia

A✓Verified

MCP server for Zenvia — SMS, WhatsApp, RCS, Email, Voice, Facebook messaging, templates and reports

Sendgrid

io.github.codespar/mcp-sendgrid

A✓Verified

MCP server for SendGrid — global transactional + marketing email (Twilio-owned)

mcp

io.github.agenticmail/mcp

A✓Verified

Real email and SMS for AI agents — send mail, receive verification codes, drive a real inbox.

Notifykit

io.github.sathergate/notifykit

B✓Verified

Unified notifications for Next.js.

Imap Server

io.github.nikolausm/imap-mcp-server

A✓Verified

IMAP/SMTP MCP server to search, read, organize, send, reply & forward email for AI assistants

Let ChatGPT, Claude & Cursor use your Mac: email, calendar, iMessage, Teams, files.

ATXP — Agent Payment & Wallet Infrastructure

io.github.atxp-dev/atxp

C✓Verified

Agent wallet, email, phone, and 41 paid tools: search, image/video/music gen, SMS, calls.

Thunderbird Cli

io.github.vitalio-sh/thunderbird-cli

B✓Verified

Give AI agents full read/write email access via Mozilla Thunderbird.

Outlook Assistant

io.github.littlebearapps/outlook-assistant

B✓Verified

Microsoft Outlook MCP server — 22 tools for email, calendar, contacts, and mailbox management.

Outlook

io.github.littlebearapps/outlook-mcp

B✓Verified

Microsoft Outlook MCP server — 20 tools for email, calendar, contacts, and settings via Graph API.

smails

io.github.pexni/smails

B✓Verified

Free disposable email for AI agents: a throwaway inbox to read verification codes over MCP.

Gmail

io.github.domdomegg/gmail-mcp

B✓Verified

Allow AI systems to read, send, archive, and manage emails via Gmail.

Mixmax

io.github.mindstone/mcp-server-mixmax

B✓Verified

Mixmax email productivity MCP server for Model Context Protocol hosts

Server Tempmail

io.github.Selenium39/mcp-server-tempmail

D✓Verified

MCP server for temporary email management using ChatTempMail API

Tomba MCP Server

io.github.tomba-io/tomba-mcp-server

B✓Verified

MCP server for Tomba email finder, verification, and contact enrichment API