MCP Servers 196

Send, read, organize emails, manage labels, drafts, and filters

Manage channels, conversations, users, and workspace apps programmatically

Manage subscriptions, users, and send event notifications for Semrush apps

Slack MCP Server

io.github.jtalk22/slack-mcp-server

A✓Verified

Catch up on Slack without reading it.

Notify MCP Server

io.github.aahl/mcp-notify

B✓Verified

MCP Server for notify to Weixin, Telegram, Bark, Lark, Feishu, DingTalk

WhatsApp Web MCP Server

io.github.mario-andreschak/mcp-whatsapp-web

B✓Verified

MCP server for WhatsApp via whatsapp-web.js: send/receive messages, media, chats, groups, contacts

Messages

io.github.cardmagic/messages

A✓Verified

Fuzzy search and browse Apple Messages/iMessage from CLI or MCP server

Discord

io.github.PaSympa/discord-mcp

A✓Verified

A lightweight, multi-guild Discord MCP server with 95+ tools

Multi Gmail

io.github.gx-55/multi-gmail-mcp

A✓Verified

Manage multiple Gmail accounts in Claude Desktop — search, send, reply, draft, and organize.

Email

io.github.marlinjai/email-mcp

B✓Verified

Unified email MCP server for Gmail, Outlook, iCloud, and IMAP with batch operations

Apple Messages

io.github.JonathanRReed/apple-messages-mcp

A✓Verified

Read Messages history on macOS and send or reply through Messages.app.

Better Telegram MCP

io.github.n24q02m/better-telegram-mcp

A✓Verified

Telegram MCP server — dual-mode Bot API + MTProto, composite tools.

Apple Mail

io.github.JonathanRReed/apple-mcp-mail

A✓Verified

Read, search, compose, and send emails via Apple Mail on macOS.

Gmail

io.github.domdomegg/gmail-mcp

B✓Verified

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

Microsoft 365 Mail

io.github.mindstone/mcp-server-microsoft-mail

B✓Verified

Microsoft 365 Outlook mail via Graph: read, search, send, reply, forward, draft, move, delete.

Email (IMAP/SMTP)

io.github.mindstone/mcp-server-email-imap

B✓Verified

Email IMAP/SMTP MCP server: iCloud, Gmail, Yahoo, Outlook, and custom IMAP providers

Slack

io.github.mindstone/mcp-server-slack

B✓Verified

Slack MCP server: channels, messages, threads, reactions, users, files, and scheduled messages

Sms

io.github.virtualsms-io/sms

B✓Verified

Real physical SIMs for AI agents: SMS verification and rentals.

Che Apple Mail

io.github.kiki830621/che-apple-mail-mcp

A✓Verified

Apple Mail MCP — 44 tools, SQLite millisecond search, .emlx parser, batch ops

MCP server for Altmetric APIs - track research attention across news, policy, social media, and more

Telegram Notify

io.github.ParthJadhav/telegram-notify-mcp

B✓Verified

Send Telegram notifications from AI agents — text, photos, and documents.

smbCloud Mail & Auth

io.github.smbcloudXYZ/smbcloud-cli

B✓Verified

Email infrastructure and authentication for developers: domains, inbox routes, auth apps, deploys.

Capability-gated Gerrit code review tools with opt-in review notifications pushed into the session

Gmail Postmaster Tools

io.github.optipub/gmail-postmaster-tools

B✓Verified

Gmail Postmaster Tools v2 — domains, traffic metrics, and compliance via your own Google OAuth.