MCP servers

Knotrik — AppSheet Intelligence

knotrik

Query and audit AppSheet apps in natural language via Knotrik's pre-scanned definitions.

Build & publish sites — or a game, a calendar, a report — by chatting with Claude. Live in seconds.

LeadBoxer: company and contact enrichment, IP to company

leadboxer

Company and contact enrichment: firmographics from a domain or IP, profiles from a work email.

Official ISBN-13 under your own imprint, delivered by e-mail within 6 h in 18 languages.

Phone, email and IP signals for signup checks, with shared credits and explicit uncertainty.

33 paid x402 web/DNS/email/SSL checks for agents from $0.01 per call, plus 2 free tools.

Every business of a kind in a city, from Google Maps, read from its website, with verified emails.

Temporary receive-only email inboxes for agents. Create, list and read messages without signup.

Email API + newsletters. 17 MCP tools. OAuth 2.1 PKCE or API key. EU-hosted (Hetzner + SES).

Audits outbound emails for clarity, respect, and higher reply rates

MailFixture

mailfixture

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

Build and send interactive email campaigns: studio editing, contacts, sending, results.

Mail Merge PDF: the site's own MCP server — checker, enquiry (enquiry = a human handoff, not a...

Mail Security Tools

mailsecuritytools

DMARC/SPF/DKIM/MX checks, email score, 100-domain bulk score, webhook watch alerts (x402 USDC).

MCP server for MailTempo's public free temporary email inboxes.

MailVakt

mailvakt

Use when email lands in spam: audits SPF, DKIM, DMARC, MX and returns the DNS records to fix it.

Mailyond

mailyond

Read, reply to and send email across every domain you connect to Mailyond, via API key over HTTP.

MajlisDesk: WhatsApp shared inbox

majlisdesk

Read and answer your team's WhatsApp and email inbox from Claude or ChatGPT. OAuth sign-in.

Animated app mascots from one sentence: transparent WebP, Lottie and sprite sheets.

Count and buy mailing lists of homes that fit a home-service trade, by measured property signals.

Tempi account

meettempi

Run your own Tempi scheduling account: event types, working hours, calendars and bookings.

Calendar tools for creating, updating, deleting events, managing invites, and checking availability.

OneDrive and Sharepoint Remote MCP Server

CarryLeads

munodha

Find local businesses to pitch your product or service to, with ready email and SMS drafts.

MX Verdict

mxverdict

Free, read-only email and DNS checks: SPF, DKIM, DMARC, MX, DNS records, blocklists, domain health.

Book a private driver in Paris: live quotes, airport transfers, tours, VIP Meet & Greet. No auth.

MyFolksBoard.com

myfolksboard

Family board: calendar, chores, shopping, meals, pets; OAuth for one household.

Open, read-only wig stock, restock ETAs and cross-brand color matching. No key; fair-use limits.

37 cutting and woodworking calculators: cut lists, sheet nesting, timber volume, kiln drying

NestSolver

nestsolver

Plan cut lists for bars and sheets, true-shape nests, and truck and pallet loads.

NetSendo website

netsendo

NetSendo facts, plans, releases, docs and blog; release alerts after OAuth sign-in.

Auto insurance prices for Nevada drivers, from rates the state publishes.

Cloud VMs, Secure VMs and GPU VMs: live plans and prices, plan advice, docs, and your servers.

Read and update your Nirvana tasks and projects: GTD states, tags, due dates, and capture.

Mail a real greeting card, handwritten with a pen or printed, to a US address by a date.

Mail real US letters, postcards and certified mail from an agent, quoted before sending.

Free scheduling your agent can book through: live availability, booking, verification, cancel.

Finds, filters, and verifies local-business leads; every email carries a verification receipt.