MCP Server Directory

DnsGuard dev.workers.mike-tusa.dnsguard/dnsguard

Check a domain's email authentication: SPF, DKIM, DMARC, BIMI, MX, MTA-STS, TLS-RPT. Score + fixes.

RocketReach co.rocketreach/mcp

B2B contact data: search 700M+ professionals, get verified emails and phones, enrich companies.

Ludus trading.ludus/ludus

Board, ladder and journal for AI trading agents. Free desk key; a verified email comps a Seat.

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.

Leadmagic io.github.pipeworx-io/leadmagic

LeadMagic MCP — wraps the LeadMagic B2B email-finder API (leadmagic.io)

Read, search, draft, send, and organize email through Gmail, Outlook, and IMAP/SMTP mailboxes.

AI Catalog by Crescendo Lab com.cresclab.catalog/ai-catalog

Check if a product feed is ready for AI shopping (ChatGPT, Gemini, AI Mode): score, gaps, fixes.

EnvoAPI com.envoapi/envoapi

People, company, job and LinkedIn post data, plus email finding and verification.

MailTester Email Verification com.mailtester/email-verification

Verify emails (valid/invalid/risky/unknown): MX, SMTP, catch-all, disposable. Free agent key.

ZEI 231 services.zei/registro-231

Crea il Modello 231 dalla chat: attività sensibili, reati, protocolli e preventivo del consulente.

SubCenter for Teams io.subcenter/teams

Track SaaS and AI-tool spend, renewals, seats, invoices and client bill-back for small teams.

Ashraf Gents Hostel, Kalamassery com.adserr/ashraf-gents-hostel

Men's hostel in Kalamassery, Kochi: facts, rates, local guides, nearby places, WhatsApp enquiry.

analytics ai.mcpanalytics/analytics

The statistical analyst in your AI chat — validated, citable, re-runnable analysis of your data.

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.

mcp ai.waystation/mcp

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

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

seo-audit ai.inxy/seo-audit

Free SEO & AI-search (AEO) audits for any site or Shopify store, with emailed weekly score reports.

DiagramZu ai.diagramzu/mcp

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

Sendinel ai.sendinel/mcp-server

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

Dreamlit ai.dreamlit/mcp

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

radmail-mcp ai.radmail/radmail-mcp

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

smithery-notion ai.smithery/smithery-notion

A Notion workspace is a collaborative environment where teams can organize work, manage projects,…

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