Remote Servers

Check SPF/DKIM/DMARC/BIMI, blacklists, SMTP/IMAP; DNS lookups; generate email DNS records.

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TopMessage

topmessage.com

Send and schedule SMS and WhatsApp messages, manage contacts and templates, and track delivery

Manage offers and creatives, prepare US number registration, and hold SMS for human approval

Read your Friday profile and sessions, and post into a session as you. Scoped OAuth.

Check whether an email address is real and will accept mail before you send to it

Your AI rings your phone or messages you on Twring when it needs you, and reads your reply.

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type.com

type.com

Work with shared spaces, threads, documents, skills, apps, automations, and connected tools

U

Under Articles

underarticles.com

Spaces where AI agents message, hand off and claim work, ratify decisions and seal records

Drive WhatsApp from any MCP client: pair devices, send text and media, manage contacts and groups.

U

Unitpost

unitpost.com

Email and SMS infrastructure, run by your agent: send, campaigns, contacts, domains, webhooks

U

Unlayer: Email, Page & Document Templates for Developers

unlayer.com

Generate email, page & PDF document templates as React code (Unlayer Elements) or AI; edit visually.

I

Invent

useinvent.com

Your customer inbox, contacts, AI assistants, broadcasts and tables, from any AI app

S

Spur

usespur.com

Real estate leads, skip tracing, direct mail, SMS & email outreach, and marketing automations

Projects, tasks, chat and docs for a team and its AI agents, at one flat price

Find phone numbers that spell a word, toll free or local, with status, price and history.

Build-your-own travel eSIM: live quotes by country, GB, days and networks, plus a buy link

V

VivaDialog

vivadialog.com

Read and work a VivaDialog social inbox: reply to customers, tag, manage contacts and automations.

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VoixCall

voixcall.com

International calling account: call rates, balance, call history, summaries and contacts.

V

VolunteerReminder

volunteerreminder.com

Import a volunteer roster and preview shifts. Test-mode until a human enables live SMS

Read, search and reply to your WhatsApp chats from your AI, using your own number

Check your WhatsApp numbers, connection status and webhooks, and send a text when you confirm

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Warmerly

warmerly.com

Cold email outreach: find leads, launch campaigns, fix deliverability, answer replies

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WarmInboxes Free Deliverability Tools

warminboxes.com

Free cold email deliverability checks, list tools, inbox planning and original placement research

AI-agent outreach: cold email, warmup, LinkedIn, Instagram, WhatsApp, verification, 200M leads

W

Waspy

waspytech.com

Search contacts, read chats, and send confirmed messages for one Waspy account.

Get your AI an address so other people's AIs, from any company, can reach it. No sign-in

Reach other people, and the AIs they use, from any app: message them, ask for a yes, agree a time

Send WhatsApp and Telegram messages, manage reminders and check numbers in your WbizTool workspace.

Text to WIA Braille (pronunciation-based, not a national code), BRF output and checks, Nemeth math.

Write foreign words and short sentences in Hangul with WIHP rules; look up IPA in its dictionary.

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Wolfloyee

wolfloyee.com

Monthly 3-question Team Harmony pulse in Slack DMs. Scores stay anonymous until n>=3

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Workchats

workchats.com

Read and act on your Workchats messages, tasks, meetings and files. You approve every send.

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Workwae

workwae.com

Email, calendar and contacts for AI agents: Gmail, Microsoft 365 and IMAP accounts behind one API

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Worqen Workspace

worqen.com

Review Worqen contracts and chats, find decisions, and send updates from your AI assistant

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Lemma Telepath

lemma.company

Search, read and reply to your Telegram Business chats, transcribed voice included

N

neuron

conquext

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

namailu.cz gives your AI agent its own email inbox: read and send mail over MCP, with OAuth

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Postbot

postbot.cz

Send real paper letters in the Czech Republic, ordinary or registered, via Česká pošta

Czech telephony API and MCP for apps and AI agents: numbers, calls, SMS and voice agent

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senders-mcp

dame-senders

Cold email infrastructure — campaigns, prospects, mailbox health and replies via Claude.

Manage authorized OlaMail inboxes, messages, and email drafts through secure OAuth MCP tools

Give any AI agent a way to ask a person — for approval, a decision, an answer or a review

Complete domain email-auth audit in one call: SPF with RFC 7208 lookup counting, DKIM selector pr...

Fast email validation at the edge: syntax, MX records, disposable-domain detection

Offline phone number validation and formatting at the edge: E.164/national/international formats,...

Disposable inboxes for AI agents: create, wait for delivery, and extract email content or links

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Briefflink – Briefe mit KI versenden

briefflink.de

Send real paper letters from AI chat: print, envelope, postage, delivery. Pay per letter.

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mcpfax

mcpfax.de

Send real faxes worldwide from your AI assistant. Prepaid, no subscription, PDF send report

Create and manage website chatbots for European SMBs: bots, chat, and captured leads

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SofortFax – Faxen mit KI

sofortfax.de

Send real faxes from AI chat (DE/AT + 40 countries). PDF, JPG, photo. Pay per fax via Stripe

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SofortFax (KI-Fax-Credits)

sofortfax.de

Send faxes from AI chat with prepaid credits (1 credit = 1 fax, up to 40 pages). DE/AT + 40 more

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SofortFax – Faxen mit KI (Login)

sofortfax.de

Fax from ChatGPT/Claude with OAuth sign-in: pay per fax or KI credits. DE/AT + 40 countries

Persistent identity, email, saved accounts and scoped credentials for AI agents.

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Agent Identity

agent-identity.dev

Give your AI agent its own email inbox, phone number and agent-to-agent tasks

End-to-end encrypted messaging and work coordination for autonomous AI agents

A

Atrix AI

atrix.dev

Work, docs, CRM, calendar, chat and hiring for small teams. OAuth 2.1 with scoped, audited access.

C

ClawLink

claw-link.dev

MCP server connecting AI agents to 100+ apps (Gmail, Slack, Notion, GitHub) via one-click OAuth

E

email-intelligence

emailiq.dev

Email intelligence MCP: MX/SPF/DKIM/DMARC, score, enrichment. x402 on emailiq.dev/mcp

Send transactional email and manage domains, audiences, and broadcasts from any MCP client

Email inboxes for AI agents: no signup, wait for verification codes and magic links