Alternatives to Mailwarden

Looking for a different Communication MCP server? These 12 tools offer similar capabilities to Mailwarden — compare their usage and install any of them in seconds.

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Inbox Zero

An MCP server for Inbox Zero. Adds functionality on top of Gmail like finding out which emails you need to reply to or need to follow up on.

💬 Communication
0 0 0
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Feishu User Plugin

All-in-one Feishu/Lark MCP server (84 tools). Send messages as the actual user (not bot), plus full official-API coverage of docs, bitable, wiki, drive, calendar, tasks, OKR. Cookie + OAuth UAT + app-credential auth.

💬 Communication
0 0 0
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Mcp Server

Official Model Context Protocol (MCP) server for FastAlert. This server allows AI agents (like Claude, ChatGPT, and Cursor) to list of your channels and send notifications directly through the FastAlert API.

💬 Communication
1 0 0
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Xtapdown Mcp

X (Twitter) creator toolkit MCP with 14 tools: tweet download (video/GIF/image/full archive), curated hashtags by niche, best posting times by country, viral hook formulas, engagement & ads-revenue calculators, thread splitter, character counter, advanced-search URL builder, fancy Unicode bio generator, viral patterns lookup, and the full 2026 search-operator cheatsheet. Uses X's public syndication endpoint — no auth, no rate limits on curated data.

💬 Communication
0 0 0
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Telegram Mcp

Telegram API integration for accessing user data, managing dialogs (chats, channels, groups), retrieving messages, sending messages and handling read status.

💬 Communication
0 0 0
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Instapdown Mcp

Instagram creator toolkit MCP with 16 tools: Reels / video / Story / carousel / photo / profile-pic downloaders, Reels-to-MP3 audio extractor, engagement health check + weighted engagement-rate calculator, live hashtag search + 25 curated niches + creator hashtag audit, 900 Reels hook templates by niche and country, 22 Unicode font styles, best-time-to-post for 17 markets (Buffer 2026 verified data), and a 750-date 2026 content calendar with per-market playbooks. Wraps instapdown.com public API — no auth required.

💬 Communication
3 0 0
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Solmail Mcp

Send physical mail with Solana payments — AI agents can compose, price, and send letters and postcards via cryptocurrency.

💬 Communication
0 0 0
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Ms 365 Mcp Server

MCP server that connects to Microsoft Office and the whole Microsoft 365 suite using Graph API (including Outlook, mail, files, Excel, calendar)

💬 Communication
0 0 0
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Telegram Mcp

Telegram API integration for accessing user data, managing dialogs (chats, channels, groups), retrieving messages, and handling read status

💬 Communication
1 0 0
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Mcp Twikit

Interact with Twitter search and timeline

💬 Communication
1 0 0
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Jmap Mcp

A Model Context Protocol (MCP) server that provides tools for interacting with JMAP (JSON Meta Application Protocol) email servers. Built with Deno and using the jmap-jam client library.

💬 Communication
1 0 0
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Gtasks Mcp

An MCP server to Manage Google Tasks

💬 Communication
0 0 0
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