"Papers With Code" matching MCP connectors:

DNS and email security scanner with 76 MCP tools for SPF, DMARC, DNSSEC, SSL, and brand audits.

Free SPF, DKIM, DMARC, MX deliverability check with graded shareable reports, plus referral terms

AI-powered email outreach platform — manage contacts, campaigns, sequences, and send follow-ups with deliverability tracking

AI-powered email outreach platform — send campaigns with deliverability tracking.

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

Verify email addresses in real time and find business email addresses with live mailbox checks.

Connect any email mailbox (Gmail, Outlook, IMAP/SMTP, OVH, LWS, Infomaniak...) to Claude, ChatGPT & any MCP client. Read, send, reply, schedule and search emails. No code, OAuth2, EU-hosted (GDPR). 15 email tools.

Shipmail MCP server for AI agent custom-domain email inboxes with REST API and webhooks.

Test-inbox API for email and SMS: create inboxes, long-poll messages, extract OTPs and links. 34 tools; bearer auth with an mfx_ API key (free tier).

Create, edit, and delete email aliases and manage encrypted file shares directly from your chat. Protect your online privacy with anon.li - Privacy by default. Not by request.

Shared inbox and customer support platform for teams. Manage email conversations, assignments, labels, internal notes, contacts, and replies. 29 tools. Connect with your Helpmonks access token.

Receipt tracker with no friction: receipts arrive by email and file themselves

Give AI agents structural conversion intelligence for SaaS lifecycle messaging. Scores any email against a proprietary 7-point Decision Friction Model and returns a diagnosis with recommended fixes.

Privacy-first email inboxes for AI agents with MCP mail tools and Composio connect/execute.

AI email inbox and sending tools with attachments, search, live events, and webhooks.

Email validation for Claude and any MCP client — verdicts with evidence, bulk jobs, refunds.

namailu.cz gives your AI agent its own email inbox: read and send mail over MCP, with OAuth.

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

Manage Microsoft 365 email, calendar, contacts and inbox rules via the Graph API with OAuth 2.0.

InboxPolicy is an MCP email-verification server for agents. Get an actionable verdict: send, send_with_caution, review, retry_later, or avoid, with confidence and SMTP evidence, plus tools for detailed verification, asynchronous batches, and usage tracking