MCP Server Directory

DNS Lookup & SPF, DKIM, DMARC Check — Findings by Severity io.github.kriton-dev/dns-and-email-auth

Check DNS records and email authentication (SPF, DKIM, DMARC) for domains, as findings by severity

Get Shouting app.getshouting/get-shouting

Marketing MCP: social, email, SMS, CRM, paid ads, analytics. OAuth; confirm before send/spend.

Messaging between coding-agent sessions on different machines, through a server you host.

Human Task Desk — Ron Long site.chatgpt.rlong33.ron-human-task-desk/human-task-desk

Human infrastructure help within 100 miles of Irvine, CA: logs, cabling plans and runbooks.

Arckép ru.arckep/mcp

Generate images, video, speech, 3D, slide decks, Word/Excel/PDF docs, product cards, and AI chat.

SMS Everyone MCP by usefulapi io.usefulapi/sms-everyone

Send confirmed SMS, check credits, delivery and replies, and manage opt-outs with SMS Everyone.

Reoon Email Verifier MCP by usefulapi io.usefulapi/reoon-email-verifier

Read Reoon credits, quick-check emails, and run confirmed bulk verification jobs.

MillionVerifier MCP by usefulapi io.usefulapi/millionverifier

Check MillionVerifier credits, verify emails and monitor confirmed bulk verification jobs.

MailerCheck MCP by usefulapi io.usefulapi/mailercheck

Check MailerCheck credits and lists, and run confirmed asynchronous email verification.

Sendblox io.sendblox/sendblox

AI outreach + email sending connected to your CRM. Requires a paid Sendblox account.

MailByGet com.mailbyget/mail

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

MCP Analytics ai.mcpanalytics/analytics

A statistical analyst in your AI chat: bring data and a question, get a citable, re-runnable report.

AnomalyArmor ai.anomalyarmor/armor-mcp

Data observability tools for engineering teams: alerts, freshness, schema drift, lineage, quality.

VoIP.ms io.ecliptical/voipms-mcp

Manage phone numbers, SMS/MMS, voicemail, faxing, and call routing for your VoIP.ms account.

Dreamlit ai.dreamlit/mcp

Create, test, publish, and manage Dreamlit notification workflows from AI clients.

mcp ai.waystation/mcp

Ultimate toolbox to connect your LLM to popular productivity tools such as Monday, AirTable, Slack

Sendinel ai.sendinel/mcp-server

AI-controlled email ops for campaigns, contacts, segments, analytics, and sending.

radmail-mcp ai.radmail/radmail-mcp

Email OS for agents - real-inbox search, triage, commitments, and a verifiable BEC hard-stop.

DiagramZu ai.diagramzu/mcp

Let Claude, Cursor, or ChatGPT author Mermaid diagrams your team can read and share.

Email IMAP/SMTP MCP server: iCloud, Gmail, Yahoo, Outlook, and custom IMAP providers

mcp ai.butlerbrain/mcp

Persistent memory for AI assistants. Save once; recall from Claude, ChatGPT, or any MCP client.

Chat Thing ai.chatthing/chat-thing

Build and manage AI-native customer support agents from Claude or any MCP client.

Quality scoring and progressive gates for AI-generated API tests. Stripe/Twilio profiles. Free tier.

Rust MCP server and CLI for Apprise notification fan-out across dozens of delivery backends.