Communication MCP Servers

Search Gmail and Outlook, save drafts, manage email rules, and view email stats.

Search personal WhatsApp messages and contacts, and send messages to individuals or groups.

Telegram API integration: access user data, manage dialogs (chats, channels, groups), retrieve and send messages, and handle read status.

Slack workspace integration.

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

Interact with Microsoft 365 and Office services through the Microsoft Graph API.

Integrate with a LINE Official Account.

Interact with Discord and automate tasks.

Send bots to browser-based meetings (Zoom, Teams, Google Meet) to gather live transcripts, speak text and post in the meeting chat.

Microsoft Teams messaging: read, post and mention, and list members and threads.

Telegram API integration: access user data, manage dialogs (chats, channels, groups), retrieve messages and handle read status.

Query, analyze, send and receive iMessage conversations, with phone number validation, attachments, contacts and group chats.

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

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

Interact with Twitter search and timeline.

Interact with JMAP (JSON Meta Application Protocol) email servers.

Manage Google Tasks.

IMAP/SMTP email MCP server — 52 tools, stdio + HTTP, IMAP IDLE push, multi-account, AI triage.

CometChat docs search + implementation bundles: add chat, voice, video & moderation to your app.

Multi-account email over IMAP, SMTP, Exchange Web Services and Microsoft Graph: read, search, send, reply, forward, bulk operations and…

Local-first Proton Mail MCP server and CLI via Proton Mail Bridge: search, read, draft, send, triage threads, answer calendar invitations,…

Use Claude with local workspace access from Telegram on your phone: read, write and code on the go.

Feishu document management with built-in Feishu OAuth: create blocks, update content and more.

Safe access to the iMessage database to query and analyze conversations, with phone number validation and attachment handling.

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

Apple Mail, Calendar, Contacts, Reminders, Notes, Messages and Safari via AppleScript or iCloud

Discourse MCP CLI server (stdio) exposing Discourse tools via MCP

Send and fetch ntfy notifications on a self-hosted ntfy server, with token auth support.

Apple Mail MCP server with full-coverage FTS5 body search, reliable on large mailboxes.

Email for AI agents: create inboxes on the fly to send, receive and act on email.

Interact with the VRChat API: retrieve information about friends, worlds, avatars and more.

Unofficial Telegram MCP server — read, search, reply and react in your own Telegram account.

Collaboration rooms for AI agents. Real-time messaging + standard git.

Interact with Product Hunt trending posts, comments, collections, users and more.

Unlimited agent mailboxes — create identities, read/wait for mail, extract OTPs, send email.

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

Send desktop notifications with a sound effect when agent tasks complete.

Interface with the Google Tasks API.

Multi-tenant Telegram gateway for AI agents — HTTP+stdio, 8 tools, MTProto User API

Local Microsoft Outlook calendar and mail via Microsoft Graph, with multi-account support and OS keychain token storage.

AI-orchestrated calendars, contacts & tasks across any DAV platform. 27 tools, field-agnostic.

Send notifications to your phone using ntfy.

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

Interact with Nostr: post notes and more.

Fast local Apple Mail MCP: indexed search, full-text bodies, verified sends, triage. macOS.

Send various types of messages to a WeCom group bot.

Infobip MCP server for omnichannel communication and messaging. SMS, RCS, WhatsApp, Viber and more.

Query and interact with Bluesky instances.

Access Mattermost teams, channels and messages, plus an MCP host running as a Mattermost bot that can use configured MCP servers.

Run your Discord server from Claude, Cursor or VS Code: messages, moderation, roles, forums, events

Catch up on Slack without reading it. Unreads, threads, search. Browser-session or hosted OAuth.

Lets the LLM reach you by phone: live, interruptible voice calls and tiered alerts over self-hosted SIP, with whisper.cpp speech-to-text…

Read iMessage data on macOS.

Manage NAVER WORKS messages, calendar, drive, mail, tasks and boards, also available as a CLI.

Self-hosted digests of your Telegram channels over MCP: AI summaries, the last digest and raw per-channel messages, with OpenAI, Anthropic…

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

Make phone calls using VoIP/SIP and OpenAI's Realtime API, and observe the transcript.

Inspect and control Asterisk (AMI) and FreeSWITCH (ESL) PBX servers from your AI assistant.

Decode subtext, tone, and ambiguity in messages; rewrite outgoing replies; brief meetings.

Read-only, self-hosted MCP access to IMAP email, mirrored locally and indexed by notmuch.