MCP Server Directory

MailerCheck MCP by usefulapi io.usefulapi/mailercheck

Check MailerCheck credits and lists, and run confirmed asynchronous email verification.

FairValid io.github.moonlitnayeem/fairvalid

Verify emails, track verification jobs, read results, and check FairValid workspace credits.

Werify app.werify/werify

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

BounceBan MCP by usefulapi io.usefulapi/bounceban

Check BounceBan credits, verify emails and read asynchronous bulk verification results.

MillionVerifier MCP by usefulapi io.usefulapi/millionverifier

Check MillionVerifier credits, verify emails and monitor confirmed bulk verification jobs.

Human Task Desk — Ron Long site.chatgpt.rlong33.ron-human-task-desk/human-task-desk

Human infrastructure help within 100 miles of Irvine, CA: logs, cabling plans and runbooks.

Messaging between coding-agent sessions on different machines, through a server you host.

Bouncify MCP by usefulapi io.usefulapi/bouncify

Check Bouncify credits, verify emails and run confirmed bulk verification jobs.

AISub ai.yuanwu/aisub

ChatGPT, Claude, Gemini, Perplexity and Grok subscription prices by country, with price history.

SMS Everyone MCP by usefulapi io.usefulapi/sms-everyone

Send confirmed SMS, check credits, delivery and replies, and manage opt-outs with SMS Everyone.

Safe-by-default Discord management MCP with JSON backups, restore planning, and guarded mutations.

Veynod io.github.veynod/veynod

Shared blackboard and MCP control plane for multi-agent teams.

Krewbill io.github.RyanV1304/krewbill-mcp

Per-client shared AI memory: approved notes that Claude, ChatGPT and Cursor read over MCP.

Email boxes for AI agents. Read, draft, send and triage mail.

Blooio com.blooio/mcp

Send and receive iMessage, SMS, RCS, and WhatsApp, and manage contacts, chats, and numbers.

Avenbridge com.avenbridgetech/avenbridge

Hosted MCP knowledge base: businesses forward emails and docs; buyers query them over MCP.

Probed chat.probed/mcp

Run a Probed community space: chat, members, roles, moderation, roadmap, ideas, feedback and CRM.

AirysChat MCP Server chat.airys/mcp

Operate AirysChat — conversations, CRM, AI Agents, Meta Business Agent, and WhatsApp campaigns.

Kaliham app.kaliham/mail

Search, read and draft email across Gmail, Outlook, Yahoo and work accounts in one Kaliham inbox.

Artil — Email, SMS & Messaging for AI Agents ai.artil/artil

Give AI agents own email inbox, SMS numbers, and workspace accounts to receive and send messages.

Robbclan com.robbclan/platform

Draft onboarding training and project plans; review Slack suggestions with tenant-scoped MCP.

CheckMX dev.checkmx/checkmx

Verify emails and review cold email campaigns, mailboxes, replies and deliverability in CheckMX.

Gastro Cockpit de.gastro-cockpit/mcp

Plan shifts, cover sick days and check payroll for your restaurant, straight from the chat.

Sixteen Bridges com.sixteenbridges/bubbles

Bubbles: Markdown notes and chat context you save in one AI app and use in any other.