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Email MCP servers for Gmail, Outlook, and IMAP

Email MCP servers for Gmail, Outlook, IMAP, and transactional providers like Resend and SendGrid. Compare permissions, send controls, and trust scores.

1195 matching serversRanked by trust score
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Guide

What to know about Email MCP servers

Email servers fall into two camps. Mailbox servers connect to Gmail, Outlook, Fastmail, or any IMAP account so an assistant can search, read, label, and draft messages. Sending servers connect to transactional providers such as Resend, SendGrid, Postmark, or Amazon SES so agents can send notifications and reports from your domain.

Mailbox access is personal and sensitive. The best servers request only the scopes they need, support drafting without sending, and let you limit which labels or folders the agent can see. OAuth-based servers are preferable to ones that ask for your password or an app password.

Sending servers carry a different risk: deliverability. An agent that sends too many messages, or messages that look like spam, can damage your domain's reputation. Use a separate sending domain or subdomain for agent mail, and keep volume low until you trust the setup.

Top matches

Email MCP servers

The 12 strongest of 1195 matching servers. Servers that name the topic directly come first, then by trust score.

More tagged #Email
  • Trust score 76 of 100, Good

    OpenOSINT

    by openosint · Python

    AI-powered OSINT agent & MCP server. 21 tools: email, breach, IP, WHOIS, DNS, Shodan, GitHub & more.

    Registry
    LicenseQualityMaintenanceLicense: A. MIT is a permissive open source license.Quality: Not graded. No README or tool list has been captured yet.Maintenance: A. Last commit or release 16 days ago.
    1.8K stars—/wk weekly downloads— tools
  • Trust score 74 of 100, Good

    Find leads with honest email evidence, then work them: CRM, sequences, tasks, deals. No API keys.

    Registry
    LicenseQualityMaintenanceLicense: C. AGPL-3.0 is a strong copyleft license: derived works must use the same license.Quality: Not graded. No README or tool list has been captured yet.Maintenance: A. Last commit or release 20 days ago.
    37 stars157/wk weekly downloads— tools
  • Trust score 74 of 100, Good

    Multi-account SMTP/IMAP email tools: search, read, send, reply, forward, flags and folders.

    Registry
    LicenseQualityMaintenanceLicense: A. MIT is a permissive open source license.Quality: Not graded. No README or tool list has been captured yet.Maintenance: B. Last commit or release 32 days ago.
    25 stars221/wk weekly downloads— tools
  • shipmail-mcp logo
    Trust score 70 of 100, Good

    shipmail-mcp

    by shipmail-to · TypeScript

    Modern email for your business. Inboxes, calendars, newsletters and an API for your agents.

    RegistryRemote
    LicenseQualityMaintenanceLicense: A. MIT is a permissive open source license.Quality: D. 46/100 for listing completeness. Lost points: no README, short summary.Maintenance: A. Last commit or release 11 days ago.
    1 stars513/wk weekly downloads4 tools
  • Trust score 69 of 100, Good

    email

    by wraps-team · TypeScript

    Send email through your own Amazon SES account, and check domains, suppressions and sandbox status.

    Registry
    LicenseQualityMaintenanceLicense: A. MIT is a permissive open source license.Quality: Not graded. No README or tool list has been captured yet.Maintenance: A. Last commit or release 14 days ago.
    1 stars50/wk weekly downloads— tools
  • Trust score 68 of 100, Good

    Findymail

    by pipeworx-io · JavaScript

    Findymail MCP — B2B email finder & reverse-email lookup (findymail.com)

    RegistryRemote
    LicenseQualityMaintenanceLicense: A. MIT is a permissive open source license.Quality: Not graded. No README or tool list has been captured yet.Maintenance: A. Last commit or release 9 days ago.
    0 stars37/wk weekly downloads— tools
  • Trust score 68 of 100, Good

    Hunter

    by pipeworx-io · JavaScript

    Hunter.io MCP — wraps the Hunter.io email finder & verification API (hunter.io)

    RegistryRemote
    LicenseQualityMaintenanceLicense: A. MIT is a permissive open source license.Quality: Not graded. No README or tool list has been captured yet.Maintenance: A. Last commit or release 9 days ago.
    0 stars43/wk weekly downloads— tools
  • Trust score 68 of 100, Good

    Klaviyo

    by pipeworx-io · JavaScript

    Klaviyo MCP Pack — wraps the Klaviyo API for email marketing

    RegistryRemote
    LicenseQualityMaintenanceLicense: A. MIT is a permissive open source license.Quality: Not graded. No README or tool list has been captured yet.Maintenance: A. Last commit or release 9 days ago.
    0 stars37/wk weekly downloads— tools
  • Trust score 68 of 100, Good

    Sendgrid

    by pipeworx-io · JavaScript

    SendGrid MCP — wraps SendGrid v3 API (api.sendgrid.com/v3)

    RegistryRemote
    LicenseQualityMaintenanceLicense: A. MIT is a permissive open source license.Quality: Not graded. No README or tool list has been captured yet.Maintenance: A. Last commit or release 9 days ago.
    0 stars38/wk weekly downloads— tools
  • Trust score 68 of 100, Good

    Local-first productivity: email, calendar, messaging, search, image gen. 49 tools. BYOK.

    Registry
    LicenseQualityMaintenanceLicense: A. MIT is a permissive open source license.Quality: Not graded. No README or tool list has been captured yet.Maintenance: A. Last commit or release 12 days ago.
    0 stars49/wk weekly downloads— tools
  • Trust score 67 of 100, Good

    IMAP mailbox

    by ni-c · TypeScript

    Read, search and organise any IMAP mailbox, with writes off by default

    Registry
    LicenseQualityMaintenanceLicense: A. MIT is a permissive open source license.Quality: Not graded. No README or tool list has been captured yet.Maintenance: A. Last commit or release 9 days ago.
    4 stars—/wk weekly downloads— tools
  • Trust score 67 of 100, Good

    Emailable

    by pipeworx-io · JavaScript

    Emailable MCP — wraps the Emailable email verification API (emailable.com)

    RegistryRemote
    LicenseQualityMaintenanceLicense: A. MIT is a permissive open source license.Quality: Not graded. No README or tool list has been captured yet.Maintenance: A. Last commit or release 9 days ago.
    0 stars34/wk weekly downloads— tools
Setup

How to install one

  1. Compare the shortlist. OpenOSINT leads this topic. Open two or three listings and compare their tools, transport, and required API keys.
  2. Copy the config for your client. Each listing has an install guide, for example Claude Desktop, Claude Code, Cursor, or VS Code. The client guides show where each config file lives.
  3. Scope credentials, then restart. Use the narrowest token or folder the server needs, restart the client, and check that the new tools appear.
FAQ

Email MCP questions

Can I let an agent draft emails without sending them?

Yes. Several Gmail and Outlook servers have draft tools separate from send tools. Disable or omit the send tool in your client if you want every message reviewed first.

Is there an MCP server for any email provider?

IMAP and SMTP servers work with nearly every provider, including self-hosted mail. They need an app password or OAuth token, depending on the provider.

Can email MCP servers send newsletters?

Transactional servers can send individual messages, but bulk newsletters belong in a marketing platform with unsubscribe handling. See the marketing automation topic for those servers.

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