MCP Server Directory

echo.email Deliverability Test email.echo/deliverability

Send a test email, get SPF, DKIM, DMARC, TLS and IPv6 results plus sender rules. No key.

Gigstereo (your account) com.gigstereo/gigstereo-account

Gigstereo plus the user's account via OAuth: their quote requests, provider replies and chats.

Cofounder io.github.General-Intelligence-Company/cofounder-plugin

Company context and tools for research, CRM, email, social publishing, and roadmaps.

HalloFelix von InsurMagic io.github.timgutberlet/hallofelix

HalloFelix von InsurMagic: AI phone & WhatsApp assistant for insurance brokers.

Huddle io.github.kfiram/huddle

One encrypted chat for you, your people and your AI agents: Claude, Codex, Gemini, Goose.

Descovo — B2B contact data com.descovo/descovo

B2B contact data for AI agents: search 700M+ people, reveal work emails. Pay per record.

Send WhatsApp, SMS and email, verify OTP codes and run campaigns with SendKuy.

Fyreflock io.github.FuloxDev/fyreflock

Talk to a real, verified person and play 25 games together, right inside your AI chat.

LookupDock com.lookupdock/checks

Phone, email and IP signals for signup checks, with shared credits and explicit uncertainty.

FlareMail com.sendwithflare/flaremail

Read, search, draft, and send email from a FlareMail inbox.

Sentrint com.sentrint/sentrint

Code security scanner for founders and small teams: leaked secrets, missing RLS, injection, CVEs

Pachca com.pachca/mcp

A tool for each Pachca API method: messages, chats, threads, reminders, users and more

Shopify App Developer Contacts io.github.corent1robert/shopify-app-developer-contacts

Find Shopify App Store developers with business emails, websites and app details for B2B outreach

Chat33 io.chat33/chat33

Publish to 8 social networks, answer Instagram and Facebook DMs, build comment-to-DM flows.

Nexus com.kushalsm.nexus/nexus

Calorie, workout and body-weight log inside ChatGPT and Claude. Log meals by text, photo or voice.

Werify app.werify/werify

Your WhatsApp history in Claude and ChatGPT: search years of chats, voice notes transcribed.

DNS Lookup — Bulk SPF, DKIM, DMARC & Mail Policy Findings io.github.kriton-dev/dns-and-email-auth

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

asms ai.asms/asms

Phone numbers for AI agents: SMS verification codes and rented numbers that receive SMS.

MailTester Ninja ninja.mailtester/email-verification

Verify email addresses live against their mail server and find work emails. Nothing stored.

Shared AI memory for teams: a git vault of markdown, human-approved, injection-safe, local-only.

Uxen com.rrrfirstchat/uxen

Your Telegram, WhatsApp, Instagram, mail and calendar in Claude or ChatGPT. Never sends messages.

Whether AI Overviews, ChatGPT, Claude, Perplexity, and Gemini name and cite a brand.

WebKnox com.webknox/webknox

Answer cards in the chat: comparisons with photos, weather, nutrition, recipes, media and more.

Sendfeather com.sendfeather/mcp

Send transactional email and check delivery: bounces, suppressions, per-provider stats.