MCP Server Directory

MailMask studio.mailmask/mailmask

Email for agents: domains, aliases, IMAP mailboxes, DNS, sending and webhooks via one API key.

Relay io.github.yesrelay/relay

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

InboxGuards Email Check com.inboxguardstest.api/email

Check emails before you send, and get a $1 SPF/DKIM/DMARC fix plan for your domain. Pay per call.

Sanctions, crypto wallet, email and IP screening for agents. Pay per check in USDC via x402.

Reoon io.github.pipeworx-io/reoon

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

Email & Subdomain Finder - theHarvester OSINT | 54 Sources io.github.AnshumanAtrey/theharvester-osint

Email & Subdomain Finder - theHarvester OSINT Cloud | Bulk

Instagram Profile Scraper No Login - Bio + Emails + 25 Fields io.github.AnshumanAtrey/instagram-profile-intel-no-login

Instagram Scraper No Login - Bio Emails + 25 Fields | Bulk

Arkame Backup app.arkame/backup

Backups of servers, Docker and Zimbra to your own S3. Restore by chat; changes need 2FA approval.

Email Engagement Report app.openkrill/emailpld

Email Engagement Report turns a raw email event export into a per-recipient engagement report.

Meridian Dispatch com.meridiandispatch/travel-guides

Plan trips by chat in the Meridian Dispatch iPhone app, from cited guides to places and events.

RevExOS com.revexos/revexos

Quote-to-cash tools: parse invoices and POs, match POs to invoices, collection emails, billing math.

NOTIFY io.github.n0t1fy/notify-sms-georgia

SMS verification codes for Georgia (+995), sent and checked. Try test codes with a free test key.

Sending dev.sending/mcp

Email, WhatsApp and Telegram for AI agents: send, campaigns, automations, contacts, agent inboxes.

Rock's Apify Utility Actors io.github.maindtim/rock-apify-tools

Seven pay-per-event Apify Actors (PDF/CSV/links/sitemap/email/phone/VAT) as MCP tools.

Lycatra com.lycatra/lycatra

Connect agents to Lycatra knowledge, memory, collaboration, schedules, notifications, and teams.

MCP server for Titan Email (IMAP/SMTP), tested and confirmed with GoDaddy mailboxes.

Workwae com.workwae/mcp

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

Waspy com.waspytech/waspy

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

Robase SMS dev.robase/sms

Prepaid SMS OTP and transactional SMS API. Eight priced markets: NG, GH, KE, ZA, GB, BJ, CI, US.

Tech Stack Check io.github.bkeller-research/tech-stack-check

Detect a website's CMS, analytics, chat, payments and ad pixels, with evidence and tracking IDs.

Email Verifier MCP io.github.PanStories/email-verifier-mcp

Verify email deliverability with RFC format, MX, SMTP and disposable-domain checks.

Temporary email domains from Mail.tm. No key required.

Send WhatsApp campaigns: templates, audiences, surveys, inbox replies, delivery webhooks.

Mimicly net.mimicly/chat-mockups

Make fictional chat mockups and text story scenes, with a preview and a link to edit in Mimicly.