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113,097 servers. Updated
20 Best Email MCP Servers: compared and ranked, October 2026Ranked from 3,203 matching servers on stars, growth, downloads and maintenance. Updated .

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  • A
    license
    Not graded
    quality
    D
    maintenance
    Enables automated Gmail lead nurturing campaigns with intelligent follow-ups, response tracking, and 24/7 operation. Supports CSV-based contact management, template personalization, and real-time monitoring for enterprise-scale email outreach.
    2
    MIT
  • A
    license
    Not graded
    quality
    D
    maintenance
    MCP server that lets AI assistants send, read, and manage Gmail through natural language, including email sending, inbox management, and template-based outreach.
    269 npm
    MIT
  • A
    license
    Not graded
    quality
    A
    maintenance
    Enables AI assistants to discover niche guest-post prospects, check Gmail for duplicate outreach, and prepare simultaneous Gmail drafts—one HTML cold pitch and one complete pre-written article—for editors.
    1
    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
    Renders markdown into email-safe HTML that holds up in Outlook and Gmail, lints drafts for deliverability problems, and returns a live preview link. Also serves the emailmd syntax reference so an assistant can look up directives on demand.
    3
    1,384
    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
  • 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
    A
    maintenance
    Local-first visual design workspace for AI assistants. Compose wireframes and branded multi-page HTML/CSS documents with live preview, annotations, brand and asset libraries, typed data collections, layout validation, PDF export, and draft-only Gmail handoff.
    16
    5 npm
    20
    MIT
  • A
    license
    A
    quality
    D
    maintenance
    Programmatic email deliverability testing for AI agents. Create inbox placement tests across Gmail, Outlook, Yahoo, Mail.ru, Yandex — get per-provider placement (Inbox/Spam/Promotions), SPF/DKIM/DMARC auth, Rspamd & SpamAssassin verdicts, DNS health (MX, PTR, DNSBL), and live SSE results.
    5
    110 npm
    2
    MIT
  • A
    license
    A
    quality
    C
    maintenance
    Enables interaction with the XEM Email API to send emails, manage campaigns, and organize contact lists. It supports features like HTML content, scheduling, template management, and bulk contact imports from CSV files.
    7
    11 npm
    MIT
  • A
    license
    B
    quality
    A
    maintenance
    Official MCP server for Ballast: connect AI agents to manage cold email campaigns, deliverability warmup, lead lists, and inbox replies.
    30
    1
    MIT
  • A
    license
    B
    quality
    B
    maintenance
    Runs 13 agent slash-command workflows across Linear, GitHub, Google Docs, Slack, Firecrawl, Sheets, Tavily, Forms, Calendar, Gmail, Stripe, Granola and Notion — turning shipped features into blog and social drafts and handling competitor pricing, mention monitoring, SEO gaps, webinars, newsletters and launch-day tracking. Every credential is your own, kept in the OS keychain or client config, and anything that writes, sends or deletes is shown for approval first.
    29
    Apache 2.0
  • A
    license
    B
    quality
    D
    maintenance
    An MCP server that utilizes Google's Gemini Flash 2 model to generate AI-driven email subjects and detailed reasoning processes. It enables users to send emails via SMTP with dynamic content and save complex brainstorming sessions to local files.
    2
    2
    MIT
  • A
    license
    Not graded
    quality
    B
    maintenance
    Send email, find out why an email failed, set up sending domains, and manage templates, contacts, lists and campaigns in your AhaSend account.
    MIT
  • 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
    D
    maintenance
    Provides context-aware cold outreach guidance for AI clients via a single tool, cold_email_guidance, helping draft personalized and effective emails.
    MIT