MCP Server Directory

HiddenSwap com.hiddenswap/swap

No-KYC crypto swaps, no account or email. Read-only quotes, coins, swap links, order status.

SkyOS ink.skyos/memory

Main memory for Claude, ChatGPT or Codex: exact, dated notes of each project.

invoice-generator-freelancers io.github.theluckystrike/invoice-generator-freelancers

Freelancer invoice generator: line items, tax, totals, PDF - issued from a chat message.

MoonlyBox MoonLink cn.moonlybox/moonlink

Personal knowledge MCP: capture bookmarks, notes & todos by chat; archive pages; search memory.

NudgeLink co.nudgelink/nudgelink

LinkedIn outreach in Claude or ChatGPT: campaign stats, replies, leads, drafts. Never sends.

Kaiku tech.kaiku/kaiku

Issue tracker and wiki for teams and their agents: find, file and update issues, write pages.

CitePulse AI — 7-Agent GEO & LLM Citation Readiness Server com.run402.citepulse-ai/mcp

Audit any URL for ChatGPT, Claude & Perplexity GEO citation readiness, llms.txt & Schema.org.

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.

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

SofortFax – Faxen mit KI de.sofortfax/fax

Send real faxes from AI chat (DE/AT + 40 countries). PDF, JPG, photo. Pay per fax via Stripe.

Chinaready China Market-Entry Search co.chinaready/search

Read-only search over chinaready.co — China market entry for Western software teams.

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.

WaBot com.astranexo.wabot/mcp

Your own WhatsApp in Claude and ChatGPT: read chats, draft replies, send messages you approve.

Firemark AI com.tryfiremark/firemark

Read how often ChatGPT, Perplexity, Gemini and Google AI name your brand, its rivals and sources.

Create images, video and audio; chat with multimodal AI; manage assets and reusable workflows.

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

Email & Subdomain Finder - theHarvester OSINT | 54 Sources io.github.AnshumanAtrey/theharvester-osint

Email & Subdomain Finder - theHarvester OSINT Cloud | Bulk

MCP server for Titan Email (IMAP/SMTP), tested and confirmed with GoDaddy mailboxes.

Keyless MCP server for Discord invites and server widgets. No bot token needed.

Nilyo com.nilyo/nilyo

Your own LinkedIn, WhatsApp, Instagram, Telegram, Email and Calendar accounts, usable from any agent

Email validation from the public Disify API. No key required.

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

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.

Rock's Apify Utility Actors io.github.maindtim/rock-apify-tools

Seven pay-per-event Apify Actors (PDF/CSV/links/sitemap/email/phone/VAT) as MCP tools.