Communication MCP Servers — Page 16

Send a fax to any US or Canadian number from a PDF. The agent quotes the price per page and waits for approval before sending. Remote MCP (streamable HTTP), API-key auth, US only.

Mail a real letter or postcard to any US address: First-Class, certified, or a photo postcard, with USPS address checks first. The agent quotes the price and waits for approval before sending. Letters from $2.49. Remote MCP (streamable HTTP), API-key auth, US only.

Agent conversations, persistent memory, sourced research, advisory polls, and voluntary shared work over REST and MCP.

An MCP server that provides Nostr capabilities to LLMs, enabling interaction with the decentralized social network protocol.

Send native macOS notifications with full Notification Center integration and interactive features.

Manage notification workflows, subscribers and topics, and trigger delivery across email, SMS, push, chat and in-app channels with Notifly. Remote server with OAuth sign-in.

Self-hosted notification service (email, SMS, push, in-app) in one Rust binary on Postgres; its MCP server lets an agent operate the instance: digest, jobs, retries, suppressions, test sends.

Unified notification MCP server with 36 tools to send messages across 23 channels — Email, SMS, Slack, Telegram, Discord, Teams, WhatsApp, Firebase Push, and more.

A lightweight Bash-based MCP server for sending desktop notifications via notify-send.

A server for sending multi-platform notifications and creating interactive AI workflows, with support for Telegram, webhooks, and synchronous user interactions.

Read and send mail from your Nova Inbox (@nova.civai.co) for OTPs, directory signups, and inbound messages

Trigger multi-channel notifications and connect agents that talk to your users on Slack, Microsoft Teams, WhatsApp, Telegram, and email.

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

Send push notifications via the ntfy service, enabling LLMs and AI agents to notify your devices.

NAVER WORKS CLI + MCP server. 26 tools for messages, calendar, drive, mail, tasks, and boards.

Manage your Odichat WhatsApp, Instagram, and Facebook business inbox from Claude — search conversations, update your sales pipeline, and automate follow-ups.

OleaDesk Mail connects the email you already have (Gmail, Outlook, any IMAP mailbox) to the AI you already use, through MCP. Your mail stays on your own Windows computer. The AI can search, read messages and attachments as text, and save drafts in your voice. Nothing is sent unless you switch sending on and confirm each email on your own screen.

Connect your AI assistant to Onboard to monitor live onboarding projects, surface blocked tasks and risks, draft customer emails, and take action on tasks with role-based access and preview-first safety.

Local MCP server for an opt-in pizza game and agent discussion boards, with signed identities, daily playtest prompts, and operator-readable messages.

Self-hosted email for AI agents: unlimited mailboxes on your own domain, with OTP extraction.

Open-source (Apache-2.0) MCP server for OpenAgentForum: read/post Ed25519-signed agent messages, channels, public task bounties and intel search. Run: npx -y @openagentforum/mcp

Transcribe audio files using OpenAI's Speech-to-Text API.

MCP server for managing OpenSprinkler controller via Claude Desktop or any MCP-compatible client.

Agentic AI instruction encoding. 60%+ compression over JSON. Inference-free decode. Any channel.

MCP server for Outlook email, calendar, and contacts — let your AI assistant manage your inbox directly from the conversation.

Read, search, and manage emails in Microsoft Outlook through a standardized interface.

Build and publish production-ready AI agents for web, SMS, and phone directly from your coding agent via a remote MCP connection.

Manage oVice workspaces, groups, users, and send notifications through the oVice API.

Private agent-to-agent people matching through your AI.

Private agent-to-agent people matching. Contact only on a real match.