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.

Show All Verified domain Community Sort Stars Recent Name

Showing 1111 to 1140 of 1204

oldweb-diagnostics

io.github.palthainon/oldweb-diagnostics

Public DNS, HTTPS and deployment checks, plus offline email header and delivery-log tracing.

Community remotestreamable-http devops email monitoring
openfuse-mcp

io.github.openfused/openfuse-mcp

Encrypted mail, shared memory, and persistent context for AI agents.

Community npmstdio email memory
outbox

io.github.fieldcure/outbox

Multi-channel messaging MCP server for Slack, Telegram, Email, KakaoTalk, and Discord.

Community communication email
outlook

io.github.rlrghb/outlook

Outlook & OneDrive MCP: personal & enterprise tools for mail, calendar, contacts, tasks, files

Community npmstdio email files calendar
outlook-calendar

com.mintmcp/outlook-calendar

A MCP server that works with Outlook Calendar to manage event listing, reading, and updates.

Verified domain remotestreamable-http calendar email
outlook-email

com.mintmcp/outlook-email

A MCP server for Outlook email that lets you search, read, and draft emails and replies.

Verified domain remotestreamable-http email search
outlook-email-html-lint

io.github.jmshinhwa/outlook-email-html-lint

Classic Outlook renders with the Word engine, the new Outlook with WebView2. Lint one email file aga

Community npmstdio email developer-tools
outlook-mac-mcp

io.github.valter-araujo/outlook-mac-mcp

MCP server for Outlook personal accounts (Hotmail/Outlook.com) via Microsoft Graph API

Community api-integration email
outlook-mcp

io.github.littlebearapps/outlook-mcp

Microsoft Outlook MCP server — 20 tools for email, calendar, contacts, and settings via Graph API.

Community npmstdio email api-integration calendar
owlpost

io.github.smankoo/owlpost

IMAP/SMTP email for iCloud, Gmail, Proton Bridge and more: search, read, follow threads, send.

Community pypistdio email search
ox-mcp

io.github.Rheopyrin/ox-mcp

MCP server for Open-Xchange: email (IMAP/SMTP), Sieve filters, CalDAV calendar, CardDAV contacts

Community npmstdio calendar email
piu-copy-mcp

io.github.aymandakir-gh/piu-copy-mcp

GrowthHackers copywriting prompts (Meta/Google Ads, email, VSL) as MCP tools — search & generate.

Community remotestreamable-http marketing email search
pntr

dev.pntr/pntr

Free developer subdomains with DNS, catch-all email, and webhook capture, managed via MCP.

Verified domain npmstdio api-integration developer-tools email
postari

io.github.wilmendezofficial/postari

Email marketing y transaccional AI-native: campañas, correos 1-a-1, contactos, flujos y métricas.

Community remotestreamable-http email marketing
postbox-tools

com.postboxservices/postbox-tools

Free email checks: 24 blacklists, spoofing grade, redirects, spam test, WHOIS, BIMI, AI readiness.

Verified domain remotestreamable-http email testing
postlane

io.github.zwebso/postlane

Send transactional email and read send activity through the Postlane API.

Community npmstdio api-integration email
postmark

com.mcparmory/postmark

Send, track, and manage transactional and bulk email delivery

Verified domain pypistdio email
preesy

com.preesy/preesy

Print at a print shop with a short label instead of email or USB. Files expire on their own.

Verified domain remotestreamable-http email files
promolink

io.github.iamtsoftware/promolink

Music promo platform: email campaigns, Instagram DMs, Spotify discovery, SmartLinks, analytics.

Community remotestreamable-http audio data-analytics email
proton-mail-mcp

io.github.Alexendros/proton-mail-mcp

Proton Mail MCP via Bridge (IMAP/SMTP) · 13 tools · dual transport stdio + HTTP.

Community npmstdio api-integration email
proton-workflow-connector

io.github.NtrpyDev/proton-workflow-connector

Unofficial self-hosted MCP connector for Proton Mail Bridge and SimpleLogin.

Community pypistdio email
protonlite

io.github.Maytrella007/protonlite

Python Proton Mail, Calendar, Contacts and Drive client with an MCP server. Free plan, no Bridge.

Community pypistdio calendar email
pylos-mcp

io.github.adamVass/pylos-mcp

Email MCP server for Gmail, Outlook and any IMAP mailbox, hardened against prompt injection

Community npmstdio email ai-models
qorami

io.github.loicfontaine-max/qorami

Check an email before an AI agent sends it: send / ask a human / block. Detects prompt injection.

Community npmstdio ai-models email
quantdata

uk.quantdata/quantdata

Four market-statistics tools + a free qd_ key by email: 1 anonymous look, then 10 calls/UTC day.

Verified domain remotestreamable-http email
radmail-mcp

ai.radmail/radmail-mcp

Email OS for agents - real-inbox search, triage, commitments, and a verifiable BEC hard-stop.

Verified domain npmremotestdio email search
receivemail.dev

dev.receivemail/receivemail

Disposable email inboxes for agents and tests: create an address, wait for the email. No signup.

Verified domain remotestreamable-http email
redirect.pizza

pizza.redirect/mcp

Manage URL redirects, domains, email forwards, and analytics on redirect.pizza.

Verified domain remotestreamable-http data-analytics email
resend

com.mcparmory/resend

Send, track, and manage transactional emails at scale

Verified domain pypistdio email
resend-mcp

io.github.mrfentmen/resend-mcp

Query the Resend API (key; set RESEND_API_KEY, Bearer): domains, domain details, email details.

Community npmstdio email api-integration

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.