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83,501 servers. Updated
20 Best Email MCP Servers: compared and ranked, September 2026Ranked from 2,238 matching servers on stars, growth, downloads and maintenance. Updated .

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  • A
    license
    Not graded
    quality
    C
    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
    C
    maintenance
    MCP server that lets AI assistants send, read, and manage Gmail through natural language, including email sending, inbox management, and template-based outreach.
    152
    MIT
  • A
    license
    A
    quality
    B
    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.
    14
    9
    19
    MIT
  • A
    license
    A
    quality
    B
    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
    31
    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
    1,368
    MIT
  • A
    license
    A
    quality
    A
    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
    A
    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
    234
    19
    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
    47
    2
    MIT
  • A
    license
    A
    quality
    D
    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
    19
    MIT
  • F
    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
    -
  • 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
    B
    maintenance
    Provides context-aware cold outreach guidance for AI clients via a single tool, cold_email_guidance, helping draft personalized and effective emails.
    MIT
  • A
    license
    Not graded
    quality
    D
    maintenance
    Enables sending branded wellness booking confirmation emails through Resend integration. Supports multiple email flows including AOI experience bookings with AI-suggested drink pairings and timeline layouts.
    MIT
  • A
    license
    Not graded
    quality
    D
    maintenance
    Enables Claude Code to create HubSpot marketing email drafts from Markdown and Word documents with automatic image handling and brand guidelines.
    1
    MIT
  • F
    license
    Not graded
    quality
    C
    maintenance
    Enables AI agents to draft evidence-grounded cold-email openers, A/B variants, personalized LinkedIn DMs, and SEO content-gap plans for sales and marketing outreach.
    -