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20 Best Email MCP Servers: compared and ranked, November 2026Ranked from 3,360 matching servers on stars, growth, downloads and maintenance. Updated .

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  • A
    license
    B
    quality
    D
    maintenance
    Enables users to connect to their email inbox via IMAP to search, filter, and summarize emails based on criteria like subject, date, and sender. Supports marking emails as read and provides customizable email summarization with various prompt options.
    2
    134 npm
    ISC
  • A
    license
    Not graded
    quality
    D
    maintenance
    An MCP server exposing every documented Email on Acid API v5 request as a tool — 24 tools across authentication, email client lists, email rendering testing, and spam testing.
    MIT
  • A
    license
    Not graded
    quality
    A
    maintenance
    . A good description should be concise and describe what the server enables users to do, e.g. * Enables to interact with WordPress sites...' Then a huge block? Actually the user message includes the README content inside tags, then after the readme, there is a large block of text starting with '{
    6,998 npm
    MIT
  • A
    license
    A
    quality
    A
    maintenance
    A stdio MCP server exposing a validate_emails tool that lets agents screen email lists without sending mail or probing SMTP, checking syntax, DNS/MX records, disposable domains, role accounts, free providers, typo suggestions, and SPF/DMARC. Each address comes back with a valid/risky/invalid/unknown verdict plus machine-readable reason codes so agents can clean leads and signups before outreach or import.
    2
    MIT
  • A
    license
    A
    quality
    B
    maintenance
    Enables verification of email address lists through a chosen third-party service (ZeroBounce, NeverBounce, MillionVerifier, BounceBan, or Reoon), returning one normalized row per address with verdict and role, free, and disposable flags. It protects credits by skipping malformed or duplicate addresses and stopping runs on invalid keys or exhausted balances.
    1
    0
    MIT
  • A
    license
    A
    quality
    A
    maintenance
    Enables MCP clients to validate email addresses locally before sending or saving them, detecting typos, disposable domains, dead domains, bad syntax, role addresses, duplicates, and provider information.
    2
    MIT
  • A
    license
    A
    quality
    B
    maintenance
    Enables log analysis for Tenable Patch Management (SaaS and on-prem) by parsing, de-duplicating, and decoding server/client logs into structured verdicts, ranked issues, and known-issue fixes.
    11
    MIT
  • A
    license
    A
    quality
    D
    maintenance
    Enables real-time email verification via MCP tools, checking syntax, MX, disposable domains, and optional SMTP probe to determine deliverability with a VALID/RISKY/INVALID verdict.
    2
    9 npm
    MIT
  • A
    license
    A
    quality
    A
    maintenance
    Enables sending and receiving email over generic IMAP and SMTP, with tools for searching, reading, drafting, attaching files, managing folders, and waiting for new messages.
    11
    MIT
  • A
    license
    A
    quality
    D
    maintenance
    Checks email deliverability: audits a domain's SPF (including the 10-lookup limit), DKIM, DMARC and MX records with ranked fixes, checks a sending IP's reverse DNS and blocklist listings, and tests email headers against Gmail and Yahoo bulk sender requirements.
    3
    MIT
  • A
    license
    A
    quality
    B
    maintenance
    Agent-native cold-email infrastructure providing ~12 high-level tools for domain setup, mailbox provisioning, campaign launch, inbox management, and metrics, all operated via MCP or CLI.
    28
    1
    MIT
  • F
    license
    A
    quality
    D
    maintenance
    A lightweight Model Context Protocol (MCP) server that enables your LLM to validate email addresses. This tool checks email format, domain validity, and deliverability using the AbstractAPI Email Validation API. Perfect for integrating email validation into AI applications like Claude Desktop.
    1
    4
    -
  • A
    license
    A
    quality
    D
    maintenance
    An MCP server providing comprehensive email capabilities via IMAP and SMTP, enabling AI assistants to read, search, send, manage, schedule, and analyze emails across multiple accounts.
    49
    1,176 npm
    LGPL 3.0
  • A
    license
    A
    quality
    D
    maintenance
    MCP server that gives an AI assistant simultaneous access to multiple Gmail accounts with per-account read-only, draft, or send tiers, two-phase write confirmation, and safeguards for handling untrusted email content.
    10
    12 npm
    1
    MIT
  • A
    license
    A
    quality
    A
    maintenance
    Provides IMAP and SMTP capabilities, enabling developers to manage email services with seamless integration and automated workflows.
    21
    4,010 PyPI
    369
    BSD 3-Clause
  • F
    license
    A
    quality
    D
    maintenance
    Integrates Azure Cost Management APIs via MCP, enabling cost queries, forecasts, budgets, and Advisor recommendations through natural language in compatible clients.
    9
    -
  • A
    license
    A
    quality
    A
    maintenance
    Read and write email through the Atomic Mail from an AI agent. Handles proof-of-work authentication and JMAP so the agent thinks in JMAP method calls. Use when the user asks to register an email inbox, list mailboxes, fetch or send email.
    3
    56 npm
    268
    MIT
  • A
    license
    A
    quality
    B
    maintenance
    An MCP server that provides full email management for Yahoo Mail via IMAP, including tools to list, read, search, delete, archive, flag, and move emails, with secure OAuth authentication and support for local and remote deployments.
    11
    1
    MIT
  • A
    license
    A
    quality
    C
    maintenance
    Enables sending emails via SMTP with template management, supporting multiple SMTP configurations, template creation with variable substitution, and bulk email sending with rate limiting.
    6
    460 npm
    25
    MIT
  • A
    license
    A
    quality
    D
    maintenance
    Create disposable email inboxes, extract OTP codes in 15 languages, and receive webhooks — all from your AI agent. One call: create inbox → wait for email → get the verification code. Supports 7 domains, email forwarding, and HMAC-signed webhooks with OTP included in payload. Free tier available.
    8
    4 npm
    MIT
  • A
    license
    A
    quality
    B
    maintenance
    Enables Grok Bot or Grok Build to connect to Chinese email accounts such as QQ, 163, 126, and Tencent exmail over IMAP, allowing email search, reading, draft management, and approved sending through natural language.
    15
    MIT
  • A
    license
    A
    quality
    D
    maintenance
    Manage Job using MCP: Manage Job, Candidates, Resumes, Salaries all within this one MCP tools It can solve problems like: You have 50 resumes to screen. Your AI assistant can reason about candidates, but it can't: Read PDFs/DOCX — The AI can't open binary files Extract structured data — Copy-pasting loses formatting, metrics, and context Compare at scale — No consistent scoring across candida
    24
    45 npm
    1
    MIT