MCP Server Directory

SentientMail com.sentientmail/email-platform

AI-first email platform: templates, audiences, journeys. Sends real email when the key allows it.

Mailvett: Email Validation API for AI Agents io.github.shawmena-dotcom/email-validate

Mailvett: validate emails. MX, provider, disposable/role/free flags, typo fix, verdict.

Undercart co.undercart/undercart

Shopify store intelligence: search 700K+ stores by revenue, apps and traffic; ads and emails.

EasyWeek Business io.easyweek/business

Manage an EasyWeek business from AI: bookings, availability, customers, services, orders, messaging.

Agent Email List — Free SMTP Relay for AI Agents com.agentemaillist.ai/free-transactional-email-smtp-relay

Free transactional email + SMTP relay. Agents self-signup, no API key needed to start.

chatbase co.chatbase/chatbase

Manage Chatbase agents, sources, conversations and help-desk tickets.

AgentiSend io.github.fortuneflick/agentisend

Transactional email API for AI agents: verified domains, a per-sender budget, and a kill switch.

Mock small-business CRM, inbox, calendar, invoicing and phone tools for testing AI agents safely.

Classic Outlook renders with the Word engine, the new Outlook with WebView2. Lint one email file aga

Penniless Data Utilities io.github.danielarif26/penniless-data-utilities

Ten x402-paid tools for JSON, YAML, cron, diff, text, DNS, WHOIS, GitHub, crypto, and email.

Kelam Voice Agents io.github.nousdata/kelam

Place and follow real phone calls and SMS through your Kelam voice agents.

Revnu com.revnu/revnu

GTM on autopilot. Approve sends, hand over jobs and read results from your AI chat.

OTP Run for WhatsApp com.otprun/otprun

Send WhatsApp messages from your own number, read the replies and send login codes.

Vet creators from Claude or ChatGPT: cross-platform trust scores, risk evidence, background checks.

Contact Details Scraper io.github.saulius876-lgtm/contact-details

Emails, phones and social links from any list of websites. Pay only for sites with a contact.

OpenMail sh.openmail/openmail

Gmail for agents: create inboxes, read and reply to mail, send email, manage domains. OAuth sign-in.

vivento-mcp click.vivento365/vivento-mcp

Vivento 365 (CRM inmobiliario) desde Claude, ChatGPT o cualquier cliente MCP: prospectos y citas.

37soul-mcp io.github.Qumge/37soul-mcp

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

Invokary Platform Requirements com.invokary/platform-requirements

What Claude, ChatGPT, Cursor and the MCP Registry require to list an MCP connector or plugin.

TTMT – Telegram to MetaTrader com.telegramtometatrader/ttmt

Read-only access to your own TTMT trading data: trades, signals, channels, performance and risk.

Reads your companion chatbot's system prompt against California SB 243, New York GBL Article 47, Ill

Follow a creator bio link and report the newsletter, what they sell, and the contact emails.

McClipFace co.getclippy/clippy

McClipFace finds current coupon codes while your AI shops. Also available as a ChatGPT app.

Teams, schedules, and standings from the official MLB Stats API. No key required.