MCP Server Directory

Merge, split, extract, rotate, reorder and stamp PDF pages from your AI chat, all offline.

adbtd com.adbtd/mcp

Email infrastructure as a service: mailboxes, domains, dedicated IPs, sending, deliverability.

DomainDNA: Tech Stack Detector, WHOIS & Domain Age API io.github.shawmena-dotcom/domain-intel

DomainDNA: a domain's tech stack, email security (MX/SPF/DMARC), TLS expiry and age in one record.

Reads your companion chatbot's system prompt against California SB 243, New York GBL Article 47, Ill

DnsGuard dev.workers.mike-tusa.dnsguard/dnsguard

Check a domain's email authentication: SPF, DKIM, DMARC, BIMI, MX, MTA-STS, TLS-RPT. Score + fixes.

Memchats com.memchats/memchats

Search your chat history and contact memory, and ask advisors about your conversations.

bitHuman ai.bithuman/characters

Animated AI characters in your chat: short clips of a character saying your words, or a live talk.

Emaillistchecker.io Email Verification io.emaillistchecker/email-verification

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

Kasar CRM app.kasar/crm

AI-native CRM: records, pipelines, tasks, calendar and the email, LinkedIn and WhatsApp inbox.

Follow a creator bio link and report the newsletter, what they sell, and the contact emails.

RankRoot: AI visibility audit io.github.zachhhhh/rankroot

Audit a site's visibility to ChatGPT, Perplexity, Claude and AI agents. Generates llms.txt.

Agent Inbox — direct agent-to-agent messaging with receipts com.a2awire/agent-inbox

Free agent-to-agent inbox: send, claim, ack. Register in-session, no signup.

Email Preflight io.github.tasuyoapp-ctrl/email-preflight

x402 v2 payment requests; relays compatible clients' signed payments to the existing product API.

Faivelo Email com.faivelo/mail

Business email on your own domain: mailboxes, send and read mail, drafts, aliases and DNS setup.

Agent Email List — Free SMTP Relay for AI Agents com.agentemaillist.ai/free-transactional-email-smtp-relay

Free transactional email + SMTP relay. Agents self-signup, no API key needed to start.

Landbot io.landbot/mcp

Build, edit, test and publish Landbot chatbots and WhatsApp flows on your Landbot account.

JobNimbus MCP by usefulapi io.usefulapi/jobnimbus

Manage JobNimbus contacts, jobs, tasks, estimates and invoices from chat.

InboxTrue com.inboxtrue/inboxtrue

An MCP server that validates email addresses on demand

Pryzm Memory com.pryzm-memory/memory

Encrypted long-term memory shared across your AI assistants (Claude, ChatGPT, Perplexity).

Email Finder Server io.github.admosolutionsgo-star/email-finder-server

Extract emails and phones from any website via Apify.

404KIN FIELD Transaction Intent site.chatgpt.cv5gyqnshz.field-404kin/transaction-intent

Token intent checks; no simulation/signing. Free trial ends 2026-09-25. No NFT required.

Showoff dev.showoff/showoff

Turn app screenshots into 3D device mockups, App Store sets and launch videos, straight from chat.

CortexPlus io.cortexplus/cortexplus

Personal memory layer: files, notes, messages, tasks and email, semantically indexed.

Browse the Binary & Thread catalogue, stage a cart, get a checkout link. No card data in chat.