Discover MCP Servers

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MCP server for the Inxmail Commerce transactional API — events, sendings, bounces, blocklist, blacklist, reactions, and delivery tracking from Claude.

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MCP server for Open-Xchange & standards-based mail: email (IMAP/SMTP), Sieve filters, CalDAV calendar, CardDAV contacts, free/busy.

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An ntfy MCP server for sending/fetching ntfy notifications to self-hosted or ANY ntfy.sh server from AI Agents 📤 (supports secure token auth & more - use with npx or docker!)

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Apple Mail MCP server with full-coverage FTS5 body search. Reliable on large mailboxes where AppleScript-based servers timeout.

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Ask Claude about your Signal conversations. Persistent history, full-text search, and complete signal-cli coverage — 100% local.

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The most complete MCP server for the Resend email API — full API coverage plus a unique debug/diagnostics layer.

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Text your phone from any agent, script or CI - and tap to reply. Python/CLI/MCP client for pingwa.

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Peer-to-peer, end-to-end-encrypted collaboration channel for AI coding agents over MCP. The relay never sees your data.

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CometChat docs search + implementation bundles: add chat, voice, video & moderation to your app through your AI coding agent.

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飞书 MCP 服务器 + CLI 工具：让 Claude Code/Codex/脚本 直接接管你的飞书工作流 — 84 个工具、3 层鉴权 cookie / 官方 API / OAuth，以你本人身份发消息、读取群和私聊、操作文档 / 多维表格 / 知识库 / 云空间 / 日历 / 任务 / OKR

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XTapDown MCP Server — 14 X (Twitter) creator tools for Claude, ChatGPT, Gemini and any MCP client

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Mattermost MCP server to enable Claude to interact with Mattermost Workspaces