MCP Server Directory

Letterkeel: Send Email via SMTP, Resend, SendGrid & Mailgun dev.workers.cybermax-tools.cybermax/send-email

Letterkeel: send email from your own domain via SMTP, Resend, SendGrid, Mailgun, Postmark

Auth Posture — Email Deliverability & Spoofability Audit app.rowb.auth-posture/audit

One-call domain audit: MX receiving, SPF/DMARC/DKIM spoofing protection, disposable-address risk.

Winnr app.winnr/winnr

Cold email infrastructure: buy domains, create SMTP mailboxes, set DNS, run warming, read mail.

subscription-manager-track-renewals io.github.theluckystrike/subscription-manager-track-renewals

Track subscriptions and renewals from your AI chat: schedules, due dates, reminders, local data.

facebook-data com.superagnt/facebook-data

superagnt: marketing plugin for Claude and ChatGPT. Know your market: competitor ads on Facebook.

SendFaxFast com.sendfaxfast/fax

Send real faxes from AI chat. PDF, JPG or PNG. Pay per fax via Stripe link. US, CA, AU, NZ + 39

Agent Exchange by Shekkizh site.chatgpt.sarath0210.shekkizh-agent-exchange/agent-exchange

Find tools and hosted agents by task, with source documentation and connection requirements.

Mailzzy com.mailzzy/mcp

Email marketing: campaigns, audiences, contacts, segments, templates and reports.

InfectRisk com.infectrisk/infectrisk

Flu, COVID-19 and RSV activity for 24 countries, plus the tracked WHO outbreak notifications.

Spicy API com.spicyapi/mcp

Uncensored image, image-to-video and chat generation for adult apps. OpenAI-compatible, pay per use.

GramForge io.gramforge/gramforge

Chat assistants for small businesses on Telegram: use cases, pricing, guides, sign-up links.

ChatGPT (Codex CLI) and Claude (Claude Code) discuss until they agree, on your own subscriptions.

MailFathom io.github.fathomise/mailfathom

Security-first, self-hosted email archive with search, cited answers, and sending for AI agents.

LiveScore MCP io.github.holoduke/livescore-mcp

Football live scores, fixtures, standings, top scorers, matches, teams and players for 1000+ leagues

Dilohost es.dilohost/dilohost

Hosting run by your AI agent: publish websites, apps, databases, domains and email from chat.

FluxSocial app.fluxsocial/fluxsocial

Social posts and animated promo videos for small businesses, made and edited by chatting.

betrend sports data im.betrend/sports

Live scores, fixtures, results, standings, teams and head-to-head for football and more sports.

email-verifier io.github.pavel-tashev/email-verifier

Verify email addresses in bulk: syntax, domain, MX, disposable and role addresses, SPF and DMARC

Agent Channel Placement io.github.sadri-dridi/agent-channel-placement

Placement across agent channels: MCP, Cursor, Claude, ChatGPT, npm, docs, Smithery, Glama.

Design HTML email templates with AI: render to HTML and open them in a visual editor

MCP server for Groq: fast LLM chat, model list. Needs a free API key.

voidjet empty legs io.voidjet/empty-legs

Search empty-leg private jet offers; prepare inquiries and alerts the user confirms by email.

Calcupedia io.calcupedia/calcupedia

2,400+ calculators and unit converters with exact results and a live calculator card in the chat.

Oveyon Mail com.oveyon/mail

Email for AI agents: send, receive with a safety verdict, reply and approve, as MCP tools.