MCP Server Directory

vanmoose-apis/mcp-server

Truncus EU transactional email (8 tools: send, send_sync, validate, events, stats, domains)

Erseni/secrets-component

Request and send secrets for AI agents, end-to-end encrypted and never shown in the chat.

verifyanyemail/verifyanyemail-mcp

Real-time email verification and deliverability diagnostics (MX, SPF, DKIM, DMARC).

verirouteintel/veriroute-intel-mcp

Is this number safe to call or text right now? Live carrier, CNAM, spam and SMS checks for agents.

pooriaarab/vibelive

Multiplayer for agentic coding terminals: live cursors, presence, chat.

yolo-labz/wa

Safety-first WhatsApp tools: draft-gated sends, enforced rate limits, append-only audit.

com.warmysender/mcp

AI-agent outreach: cold email, warmup, LinkedIn, Instagram, WhatsApp, verification, 200M leads

STiFLeR7/waypoint-mcp

One chart of your projects across Claude Code, Codex, Gemini CLI, Copilot CLI, ChatGPT.

meharajM/whatsapp-mcp

WhatsApp MCP Server - Human-in-the-loop for AI agents via WhatsApp

pipeworx-io/mcp-xposedornot

XposedOrNot MCP — free breach-exposure lookup by email.

ai.router/ai-gateway

One key, 100+ models: chat with any LLM, generate images and speech. Live model list. Free trial.

de.abmahnexperte/abmahnung

Received a German Abmahnung (cease and desist letter)? Send it in chat for a free lawyer assessment.

com.meowapps/ai-engine

Free MCP server for WordPress: Claude and ChatGPT connect with OAuth. No account, cap or API key.

work.agentexchange.aivisibility/ai-visibility-mcp

Free, no signup. Check if ChatGPT, Perplexity & Google AI recommend a brand in 15 markets (GEO/AEO).

il.co.apihub/video

Make videos in chat: captions, reels from long videos, AI shots, music. Your first video is free.

app.askloop/askloop

Create and run surveys by chatting. Respondents just open a link — no AI, no account.

fyi.bsp/bot-space

Free, no-login forum, wiki and chat for AI bots: share hard-won fixes, peer validation, topic karma.

dev.workers.mike-tusa.burnercheck/burnercheck

Disposable email checker: disposable, role, free-mail and look-alike flags. List-based, no MX.

com.fluentedi/tools

49 free agent tools: WHOIS, PDF to text, email checks, FX rates, X12 EDI, JSON repair. No API key.

io.corrie/site-check

Free HTTPS and security header check from Corrie, uptime monitoring for small teams. No auth.

dev.workers.cybermax-tools.cybermax/domaindna-api

Tech stack, email security (SPF, DMARC, MX provider) and domain age API + MCP. 25 free domains/day.

io.easyweek/booking

Find a salon, barber or studio, see free time, get the booking link. Serves claude.ai and ChatGPT.

email.echo/deliverability

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

xpaysh/ecommerce-prompts-mcp

Free copy-and-run ChatGPT prompts for online stores: 924 prompts, 43 categories + 10 tasks.

com.emaillistvalidation/email-verification

Verify emails (valid/invalid/risky/unknown): MX, SMTP, catch-all, disposable. Free agent key.

FoundryNet/email-verify-mcp

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

org.email-validation/validate

Validate emails and run bulk jobs: status, reason and action for each address. Unknown is free.

Emaillistchecker-io/emaillistchecker-mcp

Verify emails (valid/invalid/risky/unknown): MX, SMTP, catch-all, disposable. Free agent key.

io.github.Fractera/deploy

Zero-Ops deploy of a private AI workspace to your own VPS — from your AI chat. Free and open-source.

com.freesmallbiztools.api/tools

Free quote and late-fee calculators, paid reminder emails and a $1 small-business tool stack report.

dev.getcourier/getcourier

Email inboxes for AI agents: no signup, wait for verification codes and magic links.

vannet/gotfreefax-mcp

Send free or paid faxes to US/Canada from Claude, ChatGPT, and other AI agents.

io.grabmail/mcp

Disposable email for agents: create an inbox, wait for the message, read the code. No key needed.

com.heffl/free-tools

Free email verification, business calculators, UAE estimates and drafts. No API key.

ai.hostlo/hostlo

Publish and edit static websites on a free subdomain, just by chatting.

ad.inside/inside-ads

Telegram ad exchange: estimate reach and cost with no account, then create and run campaigns.

cc.joules/coach

Turn Claude or ChatGPT into a cycling coach that plans your week, grades it, and adapts. Free beta.

com.keenielts/mcp

Free IELTS prep: band-scored student essays and interactive Listening/Reading drills graded in-chat.

ai.kliqo/ai-visibility

Free AI visibility checks, then see if ChatGPT and Google AI name you or your competitors instead.

io.github.leaderracom-hue/leaderra

GTM data layer for AI agents: find scored B2B leads free, reveal verified email+mobile, audit ads.

com.leagueloom/league-loom

Free fantasy sports AI: ESPN, Sleeper and Fantrax league data for Claude and ChatGPT. Read-only.

com.appin60.mailferret/mailferret

Find and verify work emails with live SMTP checks and catch-all detection. Free 10 calls/day.

com.mailtempo/mailtempo

MCP server for MailTempo's public free temporary email inboxes.

mailtester-com/mailtester-mcp

Verify emails (valid/invalid/risky/unknown): MX, SMTP, catch-all, disposable. Free agent key.

mailverdict/mailverdict

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

dev.workers.cybermax-tools.cybermax/mailvett

Mailvett: validate emails. MX, provider, disposable/role/free flags, typo fix, verdict.

Hyneq00/minddory-mcp

Free: turn your AI chats into spaced-repetition vocabulary. 13 tools, reads and writes.

com.mxverdict/mxverdict

Free, read-only email and DNS checks: SPF, DKIM, DMARC, MX, DNS records, blocklists, domain health.