MCP Servers 139

Scan and fix email auth (SPF, DMARC, DKIM, MX, blacklists, expiry) + DNS checks.

Gotify notifications and app, client, and message management over MCP and CLI.

Twitter Signal

io.github.ciinkwia/twitter-signal-mcp

A✓Verified

Live X/Twitter search and AI trend digests.

Resend Email MCP

io.github.helbertparanhos/resend-email-mcp

B✓Verified

Complete Resend email MCP: full API coverage + debug layer (deliverability, DNS, bounces).

Twitter/X MCP

io.github.granitebps/twitter-mcp

A✓Verified

Read public X posts, replies, profiles, and search results through Rettiwt or the official API.

AI-powered email & WhatsApp for teams — manage your shared inbox from Claude, Cursor or ChatGPT.

Audit a domain email deliverability via Apify: SPF, DKIM, DMARC, MX, blacklist, catch-all, age.

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

chat-recall

io.github.munhq/chat-recall

B✓Verified

One searchable memory across Claude Code, Gemini, Codex, OpenCode, Antigravity and Cursor sessions.

Manage Subscribers, Broadcasts, Sequences, Automations, and reporting in Mailrith.

Social Media Manager

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

B✓Verified

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

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.

Social Media Api

io.github.SocialAPIsHub/social-media-api

B✓Verified

Unified social media API for 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.

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

Email

io.github.blipemail/email

C✓Verified

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

Safebot Chat

io.github.alexkirienko/safebot-chat

B✓Verified

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

Mail.app

io.github.p-l-ta/mail-mcp

B✓Verified

Search, read, send, and manage email via macOS Mail.app across all configured accounts.

AI agents read & send email, manage mailboxes, domains and webhooks via the QMailing API.

AIPost MCP Server

io.github.AIPOST-EMAIL/mcp-server

A✓Verified

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

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

Whatsapp

io.github.meharajM/whatsapp-mcp

B✓Verified

WhatsApp MCP Server - Human-in-the-loop for AI agents via WhatsApp

The adaptive health-messaging engine for apps and agents.