MCP server directory
59888 public MCP servers from the official MCP Registry (26001 from verified domains, 33887 community). Search, filter, copy a setup snippet. Nothing here is installed by cosmic-mcp.
Community listing. Not installed or verified by cosmic-mcp. Check the source before you run anything.
Showing 631 to 660 of 1204
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Pidgeon
ai.pidgeon/mcp
Email inbox and verifiable ID for your agent: addresses, threads, sending and replies.
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Piloxa
io.github.Piloxa/piloxa
Prepare USPS Certified Mail letters from any AI assistant; a person reviews, pays and authorizes.
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PingValid Email Validation
com.pingvalid/mcp-server
Email validation for AI assistants: verdict, risk score, evidence. Free: 100 checks a month.
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Pinlyx
io.github.azorkai/crmsolid-mcp
Pinlyx CRM for AI assistants: contacts, deals, social inbox and posts, email and Google Ads.
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Pipefire email deliverability tools
ai.pipefire/pipefire
Free email deliverability tools: SPF, DKIM, DMARC, blacklist and header checks, cold email scoring.
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PipesHub
io.github.pipeshub-ai/mcp
Permissioned search and cited answers over Slack, Drive, Gmail, Jira, and 50+ workplace sources.
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Plainmail
dev.plainmail/mail
Email on your own domains: add a domain, write its DNS, create mailboxes, read and send mail.
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Pombity
io.github.aricsoftware/pombity
Compliance-first SMS and email: consent, STOP/HELP, quiet hours, verified destinations, reports.
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Pombus
com.pombus/pombus
Email boxes for AI agents. Read, draft, send and triage mail.
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Poofbox Mail
com.poofboxmail/poofbox
Disposable inboxes for AI agents: create an address, wait for the email, get the code or link.
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Porkbun
com.foreverworks/porkbun
Register domains and manage DNS, hosting and mail at Porkbun, with every purchase confirmed first.
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PostAgent
tech.interpretai/PostAgent
Print & mail PDF/HTML/Markdown/text/DOCX/images to US addresses; pay per call in x402 USDC on Base.
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Postage.lk
lk.postage/postage
Sri Lanka Post postage, COD fees, post office lookup and prohibited items for international mail.
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PostalForm
com.postalform/postalform
Create mail drafts, upload PDFs, browse forms, track orders, and pay via MPP or x402.
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Postedly
com.postedly/send
Letters, certified mail, postcards, fax, handwritten cards and checks; human review before payment.
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Postfjord
com.postfjord/postfjord
Plan and schedule social posts, answer DMs and draft email campaigns for a small business.
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Postfleet
ai.postfleet/postfleet
Give an AI agent its own email address: send, reply, read, and wait for mail.
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Postgate AI - Microsoft Exchange
com.postgate-ai/microsoft-exchange
Postgate AI: Exchange mail, calendar, contacts and tasks - on-prem, hybrid, Online, per-user rights
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Postio — UK Address, Postcode, Email & Phone Validation
uk.co.postio/postcode-address-validation
Validate UK addresses, postcodes, emails and phone numbers — Royal Mail PAF, live SMTP and HLR.
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Postly
io.github.gustavmakes/postly
Send printed letters to Danish addresses: regular or registered mail, printed and posted for you.
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Postly
io.github.gustavnorrelund/postly
Send printed letters to Danish addresses: regular or registered mail, printed and posted for you.
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Posylai — AI Email Builder
ru.posylai/email
Build responsive HTML email campaigns from any brand website: design, QA, export.
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PowerDMARC MCP
com.powerdmarc/mcp
Remote MCP server bridging AI clients with the PowerDMARC email authentication Platform.
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Powerline Email Tools
ai.powerline/email-tools
Email deliverability checks: SPF, DKIM, DMARC, BIMI, MTA-STS, blacklists, headers, spam words
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Precleared Contact Check
dev.precleared/contact-check
Cold email compliance check, 14 countries: per-address verdict, rule cited, signed receipt.
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Premier Letters
com.premierletters/mcp
Send real pen-written letters, cards and postcards: quote, preview, order and track by mail.
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PricklyMails
com.pricklymails/email-verification
Verify email addresses before you send: honest verdicts, no address kept, EU-hosted.
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Prince of Post
com.princeofpost/label-maker
Print a Royal Mail QR code (Vinted, eBay, ASOS returns) as a 6x4 shipping label at home.
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Print and Mail Company
com.printandmailcompany/printandmailcompany
Print and mail real letters worldwide from the EU, incl. registered mail. Quote, compose, send.
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Prism — Data Enrichment for AI Agents
com.gocreativeai.enrich/prism
People-enrich: work email + phone, company & domain enrichment. Pay-per-call USDC, no key.
Source: the official MCP Registry (registry.modelcontextprotocol.io), refreshed daily, plus public GitHub data. "Verified domain" means the publisher proved the namespace's domain to the registry; it is not a review. Machine-readable: /v1/directory/servers.