Free Tools for Online Searches MCP Connectors

MailFixture A

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

Communication Email Testing & QA Tools

341

MCP Emails A

Email for AI agents: read, search, send, organize, and schedule across your inboxes.

Communication Email

101

DMARKOFF — DMARC, SPF & DKIM Analytics AOAuth

DMARC analytics for AI assistants — domain health, SPF/DKIM records, compliance stats, anomalies.

Email Monitoring Security

171

agent-cold-email A

Agent-run cold-email infra: 21 MCP tools, live sending, free sandbox. $99/mo, concierge go-live.

Email Marketing

211

dns A

DNS and email security scanner with 80 MCP tools for SPF, DMARC, DNSSEC, SSL, and brand audits.

Networking & Infrastructure Security Email

8017

local-mcp A

Let ChatGPT, Claude & Cursor use your Mac: email, calendar, iMessage, Teams, files. Local, free.

Email Calendar Management File Systems

234130

mailverdict A

Keyless email checks: disposable, role, and free-provider detection, MX, and typo suggestions.

Email Security

21

Verifly A

Email verification for AI agents — verify, clean & validate emails; self-onboard + crypto pay

Email Cryptocurrency

171

Domain & Company Intel MCP A

Domain intel for AI agents: RDAP registration, DNS, email deliverability, tech stack.

Networking & Infrastructure Email Search

61

domani A

Internet identity for AI agents: register or broker domains, email, DNS - pay by card or USDC.

Email Networking & Infrastructure Developer Tools

11911

scan.mx Email Diagnostics A

Check email deliverability for a domain: MX, SPF, DKIM, DMARC, blacklists. Graded, no key.

Email Security Networking & Infrastructure

61

Cameron Rye Portfolio MCP Server A

Cameron Rye's blog, projects, resume, and live site stats, plus contact and newsletter tools.

Content Management Systems Email

121

send16-mcp B

Email for AI agents: send mail, manage contacts, automations & webhooks. Zero-DNS first send.

Email App Automation

791

radmail-mcp A

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

Email Security

61

AgenticEmail A

Hosted email for AI agents: create inboxes, send, receive, and reply over MCP with scoped API keys

Email Communication

91

nylas

MCP server for Nylas — read email, calendars, events and contacts, and send email or create events.

Email Calendar Management CRM

151

Email Verification MCP A

Verify emails — deliverability, disposable/role/free detection, MX validity, domain age.

Email Security

71

email A

Email infrastructure for AI agents — send, receive, search, and reply to email over MCP.

Email Communication

291

Zyntra - Temp e-mails MCP A

MCP server for e-mail testing: create disposable inboxes, wait for delivery, and extract e-mail content or links - all from your AI agent or test automation workflow. Get a free API key on https://app.zyntra.app/

Developer Tools Email Testing & QA Tools

51

dialogbrain A

Unified inbox MCP for WhatsApp, Telegram, Email, voice — read/send messages, search, AI agents.

Communication Email

2251

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