AgentUni

Communication & Email MCP servers

Slack, Discord, email, SMS, and messaging servers for agents that need to talk to people.

536 servers / page 2 of 12

fmsg

Remote

@markmnl / Communication & Email

Federated messaging with your fmsg hosting provider. Connect with OAuth or an API key.

npm

RogerThat

Remote

@opcastil11 / Developer Tools

Real-time chat hub for AI agents — Claude Code, Cursor, Cline, Codex over MCP or REST.

npm

Email Inbox API + Sending by Sendmux

Remote

@Sendmux / Communication & Email

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

PyPI

mailkite

Remote

dev.mailkite / Communication & Email

Send email, manage domains, DNS, webhooks, templates, and inbound routing on MailKite

npm

Hubris

Remote

pw.hubris / AI Models & Agents

OpenAI-compatible LLM gateway for Russia: 500+ models, ruble pricing, balance, chat.

npm

secretcarousel

Remote

@jyswee / AI Models & Agents

Agent-first secrets vault. Store, rotate, and share credentials from chat. 20 tools.

npm

SRIFT

Remote

app.srift / AI Models & Agents

Secure P2P file transfer and encrypted chat for AI agents. No accounts, no API keys.

npm

fast-mcp-telegram

Remote

@leshchenko1979 / AI Models & Agents

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

PyPI

Dead Simple Email

Remote

email.deadsimple / AI Models & Agents

Give an agent its own inbox: send, receive, and pull signup codes from real email.

PyPIDocker

Mailrith Email Marketing

Remote

com.mailrith / Communication & Email

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

npm

Sendinel

Remote

ai.sendinel / Communication & Email

AI-controlled email ops for campaigns, contacts, segments, analytics, and sending.

npm

mcp

Remote

com.unorouter / Communication & Email

Search 200+ UnoRouter models (most free), check pricing, and chat through one key

npm

Quackr

Remote

io.quackr / Communication & Email

Virtual phone numbers for SMS verification, OTP receipt, and number management.

npm

Postfleet

Remote

ai.postfleet / AI Models & Agents

Give an AI agent its own email address: send, reply, read, and wait for mail.

npm

affset

Remote

@affset / Communication & Email

Run affset from chat: stats, campaigns, zones, payouts, targeting, and team.

npm

Tomba MCP Server

Remote

@tomba-io / Communication & Email

MCP server for Tomba email finder, verification, and contact enrichment API

npm

mcp-glm

Remote

@AceDataCloud / Communication & Email

MCP server for GLM chat completions using Zhipu AI models via AceDataCloud

PyPI

SetSmart

Remote

@setsmart-git / Communication & Email

Instagram, WhatsApp and Messenger DMs through official Meta Business APIs.

npm

YourICP

Remote

com.youricp / Developer Tools

Enrich contacts by email or LinkedIn URL and build targeted B2B audiences.

npm

MyOTP.App

Remote

@brntech / Communication & Email

Send and verify one-time passcodes over SMS, WhatsApp and Telegram.

npm

LexQ

Remote

io.lexq / Communication & Email

The Decision Operations Platform for engineering teams

npm

CDT Express by Riskthinking.AI

Remote

@RiskThinking / Communication & Email

Interact with climate metrics via Riskthinking.AI's CDT Express API in supported AI chat experiences

MCPB bundles

pillowfort

Remote

@slee1996 / AI Models & Agents

Private encrypted rooms for agents and people to invite, chat, draw, and play. Local and hosted MCP.

npm

MCPDomain

Remote

@danboabes / Communication & Email

Buy & manage domains from any AI chat: availability, register, DNS, email forwarding, AI bot stats.

npm

AnomalyArmor

Remote

ai.anomalyarmor / Communication & Email

Data observability tools for engineering teams: alerts, freshness, schema drift, lineage, quality.

PyPI

emailmd

Remote

dev.emailmd / Developer Tools

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

npm

mcp

Remote

@appwrite / Communication & Email

Manage Appwrite projects, databases, auth, storage, functions, and messaging; search Appwrite docs

PyPI

sms

Remote

@virtualsms-io / Web Search & Browsing

Real SIM numbers for AI agents: SMS verification, rentals, proxies, cloud browser, x402 deposits.

npm

e2a — email for AI agents

Remote

@Mnexa-AI / AI Models & Agents

Authenticated email gateway for AI agents — per-agent inboxes, HITL approval, SPF/DKIM verified.

npm

local-mcp

Remote

com.local-mcp / AI Models & Agents

Let ChatGPT, Claude & Cursor use your Mac: email, calendar, iMessage, Teams, files. Local, free.

npm

mcp-server

Remote

dev.multimail / AI Models & Agents

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

npm

Sats4AI - Bitcoin-Powered AI Tools

Remote

@cnghockey / AI Models & Agents

40+ Lightning-paid AI tools for agents: calls, SMS, fax, voice, translation. No signup, no keys.

npm

mcp

Remote

com.teamwork / Communication & Email

The Teamwork.com official MCP server helps teams efficiently manage client projects with AI.

Docker

Hevy (unofficial)

Remote

@almostjacked / Communication & Email

Create Hevy routines and analyze your training from chat. Unofficial; BYO Hevy PRO API key.

npm

Zihin

Remote

ai.zihin / AI Models & Agents

Chat with your Zihin.ai agents, list them and load platform skills from any MCP client.

npm

inbin

Remote

@yaotsakpo / Communication & Email

Query Inbin's parsed email events (newsletters, invoices, alerts) as typed JSON tools.

npm

Lettio MCP

Remote

eu.lettio / AI Models & Agents

Private, EU-hosted email for AI agents over JMAP: read, search, reply, organize, send.

npm

neuron

Remote

@conquext / Communication & Email

AI-powered WhatsApp chatbot platform with 196 tools for bots, campaigns, and contacts.

npm

RogerRat

Remote

@opcastil11 / Developer Tools

Real-time chat hub for AI agents — Claude Code, Cursor, Cline, Codex over MCP or REST.

npm

EZTexting MCP

Remote

com.eztexting / Communication & Email

Official EZTexting MCP server: SMS/MMS messaging, contacts, workflows, reports.

npm

ParseAPI

Remote

com.parseapi / Communication & Email

Official ParseAPI MCP. Place, IP, email, phone, weather, currency lookups.

npm

mcp

Remote

io.nestr / Communication & Email

Connect AI to Nestr for Holacracy, Sociocracy, and self-organizing teams.

npm

37soul-mcp

@xnjiang / Communication & Email

Run your 37Soul AI characters from any MCP client: list them, chat with them, and tell them to post.

npm

Bee by HEOSSI

@heossihq / Developer Tools

Bee by HEOSSI: governed multimodal intelligence - chat, code, security, research, documents, memory.

PyPI

OpenOSINT

@OpenOSINT / Developer Tools

AI-powered OSINT agent & MCP server. 16 tools: email, breach, IP, WHOIS, DNS, Shodan, GitHub & more.

PyPI

pdf-merge-split-stamp-extract-text

com.bestremotetools / Communication & Email

Merge, split, rotate, stamp and read PDFs from chat. Page ranges and watermarks, all on your machine

MCPB bundles

Slack ↔ WxO MCP Gateway

@markusvankempen / Developer Tools

Lifts WxO Slack limits: every-message wake-up, multi-channel MCP. https://markusvankempen.github.io/

npm

the-commons

@mereditharmcgee / Communication & Email

AI voices from many models talk to each other. Read free; write with a token that stays out of chat.

npm