MCP Servers

Resend Email

✓★ 562

Send emails directly from your editor using the Resend API.

Sendmux

✓★ 79

Sendmux serves AI-native startups, SaaS teams, automation agencies, and platform builders that need AI agents to send, receive, route, and react to email in production. Primary buyers and users include technical founders, founding engineers, backend engineers, platform engineers, AI automation consultants, support automation leads, ops teams, and growth teams using their own Gmail, Outlook, SMTP, or managed Amazon SES sending setup.

Mailgun

✓★ 58

Interact with Mailgun API.

InboxAPI

✓★ 12

Your Agents' personal email

SuprSend MCP Server

✓★ 12

Manage notification workflows, users, preferences, and tenant branding via natural language. Trigger email, SMS, push, WhatsApp, Slack, and in-app notifications from Cursor, Claude Desktop, or Windsurf using 24 tools.

Pairoa

✓★ 3

Private agent-to-agent people matching. Contact only on a real match.

Sequenzy MCP

✓★ 2

Email Marketing Tool for SaaS

CoolUtils Mail Viewer

✓★ 1

Read, convert, and extract attachments from .eml, .msg, .p7m and 9 other email file formats. Built into Mail Viewer for Windows.

Sinch

✓★ 1

Interact with Sinch APIs for communication services like conversation, email, verification, and voice.

Gmail AutoAuth MCP Server

★ 1,200

An MCP server for integrating Gmail with auto-authentication support.

MCP Email Server

★ 268

Provides IMAP and SMTP access for sending and receiving emails.

Fastmail

★ 122

Interact with Fastmail email, contacts, and calendar data using the Fastmail API.

ClaudePost

★ 113

A seamless email management interface powered by Claude.

Email

★ 78

This server enables users to send emails through various email providers, including Gmail, Outlook, Yahoo, Sina, Sohu, 126, 163, and QQ Mail. It also supports attaching files from specified directories, making it easy to upload attachments along with the email content.

AgentMail

★ 61

A server for interacting with the AgentMail API for email communication. Requires an API key.

Mailtrap

★ 60

Integrates with Mailtrap Email API.

mail-mcp

★ 58

Most email MCP servers only read from IMAP. mail-mcp does everything: 30 tools for reading, searching, sending, replying, forwarding, and bulk operations across IMAP, SMTP, Microsoft Graph API, and Exchange Web Services. Multi-account, native OAuth2, built in Rust. Works with Gmail, Microsoft 365, Hotmail/Outlook.com, Zoho, and any standard IMAP/SMTP server.

Apple Mail MCP

★ 56

Fast MCP server for Apple Mail with batch JXA (87x faster) and FTS5 search index (700-3500x faster).

Gmail MCP

★ 56

A standardized interface for managing, sending, and retrieving emails through the Gmail API.

Headless Gmail MCP Server

★ 55

A headless server to get and send emails via the Gmail API, requiring Google API credentials at runtime.

Postmark

★ 54

An MCP server for sending emails via the Postmark service, configured through environment variables.

Mailbox CLI

★ 42

A service for managing multiple email accounts from various providers like 163, Gmail, QQ, and Outlook.

MCP Notify

★ 29

Monitor the Model Context Protocol (MCP) Registry for new, updated, and removed servers. Get real-time notifications via Discord, Slack, Email, Telegram, Microsoft Teams, Webhooks, or RSS feeds. Includes CLI, Go SDK, REST API, and MCP server for AI assistants.

SendGrid

★ 28

Access SendGrid's Marketing API for email marketing and contact management.

Instantly

★ 24

Manage email campaigns and leads using the Instantly.ai v2 API.

Outlook Assistant

★ 24

MCP server for Outlook email, calendar, and contacts — let your AI assistant manage your inbox directly from the conversation.

Local MCP (LMCP)

★ 23

143 local tools for Claude, Cursor & ChatGPT — Mail, iMessage, Teams, Slack, WhatsApp & files. 100% local, no API keys.

Gmail MCP Server

★ 22

Allows AI agents to search Gmail threads, learn your writing style, and draft emails.

Beehiiv

★ 21

Manage your Beehiiv newsletter by adding subscribers and fetching posts using natural language.

Inbox MCP

★ 21

An intelligent, LLM-powered email assistant using the Nylas v3 API.