Communication MCP Servers — Page 33

2,659 published MCP servers in this category · page 33 of 45 · all categories

Quiet Stance Productive Opportunity Intake

Cross-sector triage and intake for economic signals, demand, bottlenecks and capabilities.

CommunicationRemote

RacterMX

Manage RacterMX email forwarding — domains, aliases, webhooks, and more — via AI.

Communication

RadiusOS CRM

34-tool CRM server — contacts, pipeline, quotes, invoices, scheduling, email, and AI scoring.

Productivity & Project ManagementRemote

Radmail-mcp

Every inbox got an AI in 2026. None can be trusted to hit send. RadMail is the one that can — because the consequential actions are refused in code, model-independent: money, changed-banking…

CommunicationRemote

RaiseKit

CRM for VC fundraising. Pipeline, Gmail drafts, deck signals, VC intel — from your AI.

CommunicationRemote

RAKUDA Atlas

Search Japanese companies, departments and hiring signals; export CSV/XLSX with authentication.

CommunicationRemote

Rate Ranger

Watch a hotel's price after your user booked it, and email them when it drops enough to rebook.

CommunicationRemote

Ravenpost

Schedule and publish social media posts to Instagram, TikTok, X, LinkedIn, Threads, Bluesky, YouTube, Pinterest and Telegram from Claude, ChatGPT, Cursor, Claude Code or any other MCP client.

Social Media & MarketingRemote

Rayana AI

Read-only impersonal market research: portfolio rankings, ticker scores, signals, daily briefs.

CommunicationRemote

Ray notifications

Send email, push, Slack, Discord, Telegram and webhook notifications and manage templates with Ray.

CommunicationRemote

Razi Text Generation

Text generation over MCP: prose, emails, blog outlines, SQL, humanizing, text diffs, fake data.

DatabasesRemote

RCS Campaigns

Send RCS & SMS campaigns: templates, audiences, surveys, inbox replies, delivery webhooks.

Social Media & Marketing

reachowl-skills

Agent skills and an MCP server that let Claude, Cursor, Codex, and other AI agents run Facebook, Instagram, and WhatsApp marketing with ReachOwl: social listening, signal-based outreach, cold DM and…

Social Media & MarketingRemote

ReadGZH

AI tools may fail to retrieve the body of a public WeChat Official Account article directly. ReadGZH provides a hosted reader for an existing article URL. Use its readable page with a…

Search & Web ScrapingRemote

Readhn

AI-native HackerNews MCP Server. Find HN content that matters with explainable quality signals.

Communication

Ready APIs

135 MCP tools: geo, email, phone, company, DNS, FX, equities, weather, tax, econ, intel — one key.

CommunicationRemote

Recapwren Client Reports

Weekly client reports: change, % change, targets, status, printable page and email text. Free.

CommunicationRemote

ReciboPro Invoices

Create invoices from your AI assistant in 6 languages and 10 currencies, ready for WhatsApp.

Payments & CommerceRemote

Recipe-commerce-mcp

Extract shoppable ingredients from recipe content with affiliate signals.

Payments & Commerce

Recipe Signal

Search and compare attributed recipe records through a public read-only remote MCP endpoint.

CommunicationRemote

Reckon Email Verification

[](LICENSE) [](https://modelcontextprotocol.io)

CommunicationRemote

Redact MCP

Auto-detects and obfuscates PII (IPs, emails, API keys, names) so Claude never sees real client data

Communication

Redirect.pizza

Manage URL redirects, domains, email forwards, and analytics on redirect.pizza.

CommunicationRemote

Refine Job Search

Job search management: applications, interviews, offers, recruiter email, and company openings.

CommunicationRemote

Regex/Email/URL Validator

Regex matching, email/URL format validation, and JSON Schema validation.

CommunicationRemote

RegexForge

Deterministic regex synthesis from labeled examples. Zero LLM, proof matrix, backtracking audit.

CommunicationRemote

RegSentry Website Tracking Inspector

Inspect a public site's tracking signals, grade consent evidence, and get remediation playbooks.

CommunicationRemote

Regulatory-signals

Audit GitHub repos for security, compliance, and EU AI Act exposure from Claude or Cursor.

Communication

Reich Tools — Trademark Clearance & Stock Signals

Trademark clearance (USPTO+TMview) and self-graded stock signals for AI agents. JSON verdicts.

Legal & ComplianceRemote

Relay

Business phone and SMS for teams: calls, texts, transcripts, contacts and call flows.

CommunicationRemote

Relayger: AI agent messaging

AI agent messaging with durable inboxes, contacts and tasks. Connect through MCP with OAuth.

CommunicationRemote

RelayMCP

Hosted per-user MCP server for your personal WhatsApp: reminders, follow-ups, summaries, replies.

CommunicationRemote

RelayShield Scam Checks

Free scam checks for links, wallets, emails, and breach exposure. No signup.

CommunicationRemote

Relaystation

Pay-per-call agent infrastructure: file storage & handoff, compute tools, messaging, e-sign, KYC.

CommunicationRemote

Relentless Identity

Corporate identity finder and email verification. Map real addresses and users to real people.

CommunicationRemote

Rememberizer MCP Ea Ck

Please note that `rememberizer-mcp-ea-ck` is currently in development and the functionality may be subject to change.

Communication

Rememberizer MCP Test Ck

Please note that `rememberizer-mcp-test-ck` is currently in development and the functionality may be subject to change.

Developer Tools

Reminder

A MCP server for scheduling and triggering reminders via Slack or Telegram.

Communication

ReminderIt

Schedule real phone-call reminders with WhatsApp follow-up — medication, wake-ups, family check-ins.

CommunicationRemote

Remote-mcp

Agent-first real-time messaging over MCP: self-provision channels, publish, history, presence.

CommunicationRemote

Remote On Cloudflare

# Remote MCP Server on Cloudflare Let's get a remote MCP server up-and-running on Cloudflare Workers complete with OAuth login! ## Develop locally

Cloud & DevOpsGo

Remote On Cloudflare

# Remote MCP Server on Cloudflare Let's get a remote MCP server up-and-running on Cloudflare Workers complete with OAuth login! ## Develop locally

Cloud & DevOpsGo

Remote On Cloudflare

# Remote MCP Server on Cloudflare Let's get a remote MCP server up-and-running on Cloudflare Workers complete with OAuth login! ## Develop locally

Cloud & DevOpsGo

Renewal-matrix

Score a subscription cancellation flow against federal, CA, CO, VT, and OR click-to-cancel laws.

CommunicationRemote

Renewly

Read contracts, track renewals, surface vendor leverage, and draft cancellation/renewal emails.

CommunicationRemote

Renoun MCP

<h1 align="center">ReNoUn</h1> <strong>Structural Risk Telemetry for Crypto Markets</strong>

Developer ToolsPython

Reoon

Reoon MCP — wraps the Reoon Email Verifier API (reoon.com)

CommunicationRemote

Repl MCP

Universal REPL session manager MCP server

CommunicationPython

Reply.io

A remote MCP server at mcp.reply.io that lets MCP-compatible AI clients — Claude, ChatGPT, Cursor, Codex, and more — work with your Reply.io CRM and AI SDR. One connection gives an agent a catalog…

Productivity & Project ManagementRemote

ReplyLayer

Safe email for AI agents: a mailbox with inbound scanning, outbound checks and human review.

CommunicationRemote

Report Needs

MCP server for AI agents to report infrastructure needs they encounter during task execution

Cloud & DevOpsPython

ReputeMap

The Model Context Protocol surface of ReputeMap: Google Business Profile reviews — a filterable review inbox, per-location stats, and honest review-request campaigns — for Claude, Cursor, Codex…

Social Media & MarketingRemote

Reqbeat Hiring Signals

Find companies hiring for a role and geo, qualify them, and watch them for changes.

CommunicationRemote

Resend

Send, track, and manage transactional emails at scale

Communication

Resend

[![smithery badge](https://smithery.ai/badge/@resend/resend-mcp)](https://smithery.ai/server/@resend/resend-mcp) [![npm

Monitoring & ObservabilityRemoteTypeScript

Resend Email MCP

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

Communication

Resend-mcp-server

MCP server for Resend — transactional email API for AI assistants...

Communication

Resent

Transactional email for AI agents: templates, domain verify, and sends.

CommunicationRemote

Resolve402

French directors, NACE company search (FR, NO, FI), KYB checks, contacts, hiring signals, x402.

Communication

Respawn Signal

Which brands sponsor which gaming creators, with evidence, on YouTube, TikTok, Instagram, Twitch.

CommunicationRemote

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