Discover MCP Servers

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IMAP/SMTP email for AI agents -- read, send, organize folders, and manage attachments across multiple accounts, with auto-discovery.

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Zero-configuration MCP server that unifies multiple AI coding assistants (Codex, Claude Code, Cursor, Gemini) through intelligent auto-discovery and standardized interface

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Catch up on Slack without reading it. Unreads, threads, search. Browser-session or hosted OAuth. 21 tools.

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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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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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Convert .eml email exports to Markdown with YAML front matter

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Message queue for AI coding assistants. Let your AI agents talk to each other.

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Fast TUI that orchestrates AI coding tools (Claude Code, Codex, Gemini) in a plan→execute→review loop. Breaks work into atomic tasks for easier verification and course-correction.

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Six tools. One install. The WhenLabs developer toolkit.

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Run DeepSeek as a real sub-agent inside Claude Code / Codex CLI — DeepSeek gets its own 7-tool agent loop in a sandboxed workspace, not just a single LLM call.

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✈️ 24-tool MCP server for Claude Code: preflight checks for your prompts, cross-service context, session history search with LanceDB vectors, correction pattern learning, cost estimation