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113,516 servers. Updated
20 Best GitHub MCP Servers: compared and ranked, October 2026Ranked from 2,074 matching servers on stars, growth, downloads and maintenance. Updated .

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  • A
    license
    Not graded
    quality
    B
    maintenance
    Enables coding agents to research and score leads against industry ICP templates, draft cold emails, and gate every draft through CAN-SPAM and deliverability checks before a human approves it. Nothing is sent by default, and each step is recorded in an append-only audit log showing why a lead was contacted.
    399 npm
    MIT
  • A
    license
    Not graded
    quality
    A
    maintenance
    An enterprise-grade MCP server that provides production-ready IMAP email integration with advanced reliability features, comprehensive monitoring, and secure account management.
    PolyForm Noncommercial 1.0.0
  • A
    license
    Not graded
    quality
    B
    maintenance
    Enables MCP clients to exchange an MCP-audience token for a Microsoft Graph token and call Graph as the signed-in user, with tools for identity verification and recent mail access.
    MIT
  • A
    license
    A
    quality
    B
    maintenance
    An MCP server for Microsoft Graph email that uses $filter instead of $search, allowing filtered email searches with sorting. It reuses the existing email-mcp authentication and provides tools for searching, listing folders, and retrieving email content.
    6
    MIT
  • A
    license
    Not graded
    quality
    B
    maintenance
    Enables remote-only interaction with the mailery.co hosted HTTPS API via CLI, MCP, and SDK, without running a local mail server or accessing a database/provider account.
    Apache 2.0
  • A
    license
    Not graded
    quality
    C
    maintenance
    A hosted MCP server that supplies ten channels of short-form content (stories, puzzles, jokes, etc.) for AI briefing agents to embed in daily emails to humans.
    MIT
  • A
    license
    Not graded
    quality
    D
    maintenance
    An AI-powered developer productivity server that enables managing emails, analyzing GitHub repositories, searching AI/ML papers, and tailoring resumes via MCP tools.
    1
    MIT
  • A
    license
    Not graded
    quality
    B
    maintenance
    Enables AI clients to access a collection of personal university services—email, cloud storage, tables, Git repositories, TeX projects, and SSH hosts—through MCP tools for searching, reading, writing, uploading, downloading, and running commands.
    MIT
  • F
    license
    Not graded
    quality
    D
    maintenance
    Enables accessing Gmail tools (search, read, draft) for a specific Google account via MCP, designed as a custom connector for Claude/Cowork to use alongside a different Google account.
    -
  • A
    license
    A
    quality
    D
    maintenance
    MCP server that enables AI agents to check if email addresses or domains are disposable using the isitdisposable.com API. It provides tools like check_email, check_domain, and check_batch for real-time validation.
    3
    10 npm
    MIT
  • F
    license
    A
    quality
    C
    maintenance
    Enables read-only access to a single Gmail mailbox, listing emails within a date range and retrieving full headers and body text of individual emails, with deep-link jump URLs for each result.
    2
    -
  • A
    license
    A
    quality
    D
    maintenance
    Enables AI agents to send emails via Microsoft 365/Office 365 using app-only authentication and Microsoft Graph API, supporting HTML content, attachments, and CC/BCC.
    2
    MIT
  • A
    license
    A
    quality
    A
    maintenance
    Enables AI agents to read and send email, handle attachments and manage calendar invitations through their own IMAP/SMTP mailboxes, with per-mailbox sender and recipient allow lists and automatic HTML-to-Markdown conversion. It runs as a single self-hosted Docker container, exposing the same tools over MCP and REST.
    2
    15
    12
    MIT
  • A
    license
    A
    quality
    D
    maintenance
    A read-only MCP server that lets Claude Desktop interact with Apple Mail on macOS via AppleScript. It enables listing mailboxes, searching emails, and reading email content without making network calls.
    3
    MIT
  • A
    license
    A
    quality
    A
    maintenance
    Enables MCP clients to read and search Proton Mail and create draft-only emails with attachments through the local Proton Mail Bridge, while requiring out-of-band human approval before a draft can be committed.
    13
    171 PyPI
    6
    MIT