MCP Server Directory

AstraVerify Domain Trust Check com.astraverify/domain-trust

Email security and AI discoverability scores for any domain, with the exact record or tag to fix.

GoAI Moat AI Visibility Audit com.goaimoat/ai-visibility

Diagnose brand visibility in AI answers (ChatGPT, Perplexity, AI Overviews). Free + paid audits.

I'm In! Sign-up Sheets events.im-in/sign-up-sheets

Turn an email, notes or a flyer into a free sign-up sheet with reminders and waitlists.

StartupHub.ai ai.startuphub/startuphub

Funding rounds, AI startup and investor search, email discovery, agent-readiness. No API key.

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

Worqen Workspace com.worqen/workspace

Review Worqen contracts and chats, find decisions and send updates from your AI assistant.

Dovri customer support handoff io.dovri/handoff

Search published help and hand customer chat to a person. Requires your app's backend integration.

MailMask studio.mailmask/mailmask

Email for agents: domains, aliases, IMAP mailboxes, DNS, sending and webhooks via one API key.

Vibe Marketolog — landing A/B tests and Yandex Direct ru.vibemarketolog/vibemarketolog

Landing A/B tests, Yandex Wordstat, Metrika, Direct and 170+ AI models in ChatGPT, Claude, Cursor

Mailvett: Email Validation API for AI Agents dev.workers.cybermax-tools.cybermax/mailvett

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

Email List Validation Email Verification com.emaillistvalidation/email-verification

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

Tech Stack Check io.github.bkeller-research/tech-stack-check

Detect a website's CMS, analytics, chat, payments and ad pixels, with evidence and tracking IDs.

Colle com.trycolle/colle

Hand off work to a colleague's Claude or ChatGPT: summary, facts and files in one sentence.

Ghosty studio.ghosty/ghosty

Your Ghosty account: talk to your AI agents, review chats and work your sales board. OAuth.

RenRaku jp.co.renraku/renraku

メールと LINE 公式アカウントの顧客対応サービス RenRaku を、Claude や ChatGPT などの AI から利用するための MCP サーバーです。

AgentRXI com.agentrxi.mcp/agentrxi

232 pay-per-call agent tools: LLMs, search, browser, OCR, media, vision, email. x402 USDC.

ORYKSA AI Employees com.oryksa/ai-employees

AI support employee for any website: learns the site, answers visitors by chat and voice.

Smia io.github.Smia-Technologies-AS/smia

Build your own tools from chat: design, test and host them on a shareable MCP server URL.

Netrun io.github.fadeynotchenko/netrun

Publish websites and Telegram bots to Netrun — upload a folder from your editor, get a URL

Askli Customer Research chat.askli/askli

Run interviews with real customers and retrieve evidence-backed product findings.

Firmfold: Company Enrichment API io.github.shawmena-dotcom/company-enrichment

Firmfold: company enrichment by domain/email/name: logo, tech, contacts, jobs, firmographics.

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.

VerifyEmail com.tryverifyemail/verifyemail

Check whether an email address is real and will accept mail before you send to it.

SendFaxFast (AI Fax Credits) com.sendfaxfast/fax-credits

Send faxes from AI chat with prepaid credits (1 credit = 1 fax, up to 100 pages). PDF, JPG, PNG.