MCP Servers 219

Rust MCP server and CLI for Apprise notification fan-out across dozens of delivery backends.

WhatsApp Connect

io.github.Idle-Sync/whatsapp-connect-mcp

A✓Verified

Read, search, and send personal WhatsApp messages from any MCP client, behind a send-confirm gate.

MCP Slack

io.github.crunchtools/slack

B✓Verified

Secure read-only MCP server for Slack workspaces

Apple Mail

io.github.parasxos/apple-mail-mcp

A✓Verified

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

Coherence MCP — chat with your CRM's AI agent from Claude, Cursor, and Cline.

Whatsapp Macos

io.github.kalki-kgp/whatsapp-macos

A✓Verified

WhatsApp MCP for macOS - Read messages from local DB, send via WhatsApp Web.

AI-native email marketing.

Give your agent its own email address with graduated human oversight, from approval to autonomy.

Cursor Chat Bridge

io.github.udah1/cursor-chat-bridge

B✓Verified

Drive the Cursor agent from Telegram, Discord, or GitHub — with images and voice notes.

Apprise notifications over MCP and CLI with authenticated stdio and HTTP transports.

Telegram channel analytics and statistics for AI agents, pay-per-call in USDC via x402.

Telegram Bot

io.github.daedalus/mcp-telegram-bot

C✓Verified

MCP server that exposes a Telegram bot

Social Media Manager

io.github.closermethod/social-media-manager-mcp

B✓Verified

Operational layer for running accounts: calendars, cadence, captions, hashtags, reporting.

Slack Lists

io.github.justadityaraj/slack-lists-mcp

B✓Verified

Full read + write access to Slack Lists for AI: create, update, check off, reassign, delete.

Inbox Check — Email Deliverability Test

io.github.live-direct-marketing/inbox-check

B✓Verified

Email inbox placement tests across Gmail, Outlook, Yahoo, Mail.ru, Yandex (SPF/DKIM/DMARC).

Agent Cold Email

io.github.YS-projectcalc/agent-cold-email

A✓Verified

Coldrig — cold-email infra run by your agent: 28 MCP tools, live sending, free sandbox.

Free developer subdomains with DNS, catch-all email, and webhook capture, managed via MCP.

Send SMS, MMS and WhatsApp, manage contacts and webhooks, from AI agents.

Joltsms Sms

io.github.rchanllc/joltsms-sms

C✓Verified

Provision real-SIM US phone numbers, receive SMS, and extract OTP codes for AI agents.

Slack Server

io.github.stevenvo/slack-mcp-server

C✓Verified

Read Slack conversations, threads, user info, and search messages from your MCP client.

Email

io.github.blipemail/email

C✓Verified

MCP server for Blip disposable email — create inboxes, receive emails, extract OTP codes

Trust-aware Nostr for AI agents -- 235 tools covering social, DMs, zaps, trust, and identity

Safebot Chat

io.github.alexkirienko/safebot-chat

B✓Verified

End-to-end encrypted multi-agent chat rooms.

Read, organise and carefully-gated send for Proton Mail, without your mail leaving this machine.