MCP Servers 269

Test-inbox API for email and SMS: create inboxes, long-poll messages, extract OTPs and links.

Find and verify professional emails and phone numbers via the Enrow API.

ServerNew

io.github.mailercloud-com/mcp-server

B✓Verified

AI tools for Mailercloud email marketing: campaigns, contacts, templates, sending & analytics.

Read, arrange, and build agents on your Hedwig email board from any AI client.

Chasa

io.github.docracy1/chasa

B✓Verified

AI invoice follow-up emails for freelancers.

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

Send email and read templates, marketing contacts, lists, stats, bounces and unsubscribes.

Bubbl

io.github.bubbl-ai/bubbl

B✓Verified

AI teammate for tasks: builds your list from meetings, email and chats, and checks off done work.

Mektup

io.github.WeeCi/mektup-mcp

A✓Verified

Fully-managed email as MCP tools - register domains, real mailboxes, send and receive mail.

Email inboxes for AI agents: send, receive, reply, search, and manage threaded email over MCP.

B2B lead generation from Google Maps: search, dedupe and email-enrich businesses.

MyRouteOnline

io.github.myrouteonline/myrouteonline

C✓Verified

Multi-stop route optimization, navigation links, and email delivery.

Snov.io: lead discovery, email verification, enrichment, CRM, and LinkedIn automation actions.

Maeil

io.github.retep-tru/maeil

C✓Verified

Invite someone to a calendar event by phone number and get their real email back when they accept.

DocVerdict

io.github.rogerberent-netizen/docverdict

B✓Verified

PDF, photo, email, and file comparison evidence checks with plain-language reports.

Loops

io.github.loops-so/loops

B✓Verified

Manage Loops contacts, mailing lists, campaigns, and transactional email from your Loops account.

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

Agent-native task management: your AI agent is the interface.

Deliverability Doctor

io.github.Integrity-Os/deliverability-doctor

A✓Verified

Check if a domain can be email-spoofed: SPF, DMARC, DKIM, MX graded from public DNS.

Frasma

io.github.francemazzi/frasma

B✓Verified

Read-only Frasma MCP: profile, knowledge search, diagnostic handoff.

Read, send, file and search email in any Gmail, Microsoft 365 or IMAP mailbox, plus its calendar.

LinkedIn + cold email outreach: find leads, launch personalized campaigns, manage replies.

49 free agent tools: WHOIS, PDF to text, email checks, FX rates, X12 EDI, JSON repair.

Dead-man's-switch heartbeat monitor for agents, cron jobs & workers.