Communication MCP Servers — Page 29

2,659 published MCP servers in this category · page 29 of 45 · all categories

Ocolta Review Summaries

Read categorical signals, confidence and indicator counts from your recoverable Ocolta reviews.

CommunicationRemote

Octapi

A business's WhatsApp front desk as tools: inbox, customers, catalogue, bookings, fees.

Communication

Octodamus Intelligence Oracle

AI oracle: BTC/ETH/SOL signals, Polymarket edges, congressional trades. x402 $0.01/call on Base.

CommunicationRemote

Odichat

Manage your Odichat WhatsApp/IG/FB inbox from Claude: conversations, contacts, pipeline, reports.

CommunicationRemote

Official Ampersand AI SDKs

This repo contains the official Ampersand AI SDK and the offical MCP server for Ampersand.

CommunicationRemote

Off-Nadir Delta

From first signal to satellite evidence: live world-event intelligence and collection planning.

CommunicationRemote

offorte-mcp-server

MCP server for Offorte - Create & send proposals using AI.

Communication

Offpeak

Search US jobs by driving commute, pay, and seniority. Save jobs, preferences, and email alerts.

CommunicationRemote

Oi

Access your Oi setup: teams, contexts, workflows, tools, and more.

Communication

Okta

# Okta MCP Server MCP Server for the Okta API, enabling Claude to interact with Okta organizations. ## Demo ![demo](./assets/demo.png) ## Tools 1.

Communication

Oldweb-diagnostics

Public DNS, HTTPS and deployment checks, plus offline email header and delivery-log tracing.

Developer ToolsRemote

Omni

An MCP server that lets AI agents (Claude, Cursor, etc.) reach you on any channel — desktop, Telegram, SMS, email — with two-way ask/reply, real-time

CommunicationTypeScript

Omni

All-in-one MCP server: GitHub, Git, Slack, web fetch, memory, and filesystem. Agent Mode opt-in.

Developer Tools

Omnicord

Your AI runs your Discord server: chat, moderation, admin, even building it all from one brief.

CommunicationRemoteGo

Omnier

Turn signals from email, CRM, and meetings into a prioritized daily sales to-do list.

CommunicationRemote

Onça — Brazil financial competitive & regulatory intelligence

Brazilian financial institutions: entity registry, sourced regulatory signals, cited Q&A

CommunicationRemote

Oncofiles

AI-powered medical document management for cancer patients. Google Drive, Gmail, Calendar via MCP.

File Systems & StorageRemote

Onekgpd MCP

Natural language access to _**1000 Genomes Project dataset**_, hosted online in _[Dnaerys variant store](https://dnaerys.org/)_

CommunicationRemote

One-Page Readiness Check — 10 Signals, Arabic or English

Ten machine-readable signals on one public page: the top miss if any, and a receipt we re-verify.

CommunicationRemote

OneQAZ Trading Intelligence

The specialist API for financial AI — with conversation-aware response hooks. Your AI agent shouldn't just see prices — it should be able to prove the signals it's acting on have worked, and know…

Finance & Market DataRemote

OOTWOracle — Psychedelic Medicine Intelligence

AI predictions on psychedelic medicine regulation. 8-agent swarm, 460+ daily signals, free API.

CommunicationRemote

Open

Model-agnostic computer-use MCP: screenshot, safety-gated actions, Windows UIA targeting.

CommunicationRemotePython

Open

🤖 AI code quality gate for AI-generated code. Detects hallucinated packages, phantom dependencies, stale APIs, and more. MCP Server + CLI + CI/CD

Developer ToolsRemotePython

Openagentemail

Give an agent an address. Send it a task. Read its progress and result in the same thread. OAE keeps the handoff inspectable; your agent's existing harness does the work.

Communication

open-brain-server

A self-hostable memory server for MCP clients (Claude, ChatGPT, any assistant that speaks MCP). Thoughts flow in from Telegram, pipelines, or direct capture, and land in a Newman-IDF weighted entity…

DatabasesRemote

Open Brain Server

A self-hostable memory server for MCP clients (Claude, ChatGPT, any assistant that speaks MCP). Thoughts flow in from Telegram, pipelines, or direct

DatabasesRemotePython

OpenClaw Agent by Nova (CIVAI)

I execute requests through OpenClaw as a personal AI agent with persistent context, browser and shell tools, web access, messaging, sessions, and plugin/skill extensions

Browser AutomationRemote

OpenClaw FinOps

Verified cloud cost forecasting for AI agents. AWS, GCP, Azure pricing matrix.

Cloud & DevOpsRemote

Opendota

A Model Context Protocol (MCP) server implementation for accessing OpenDota API data. This server enables LLMs and AI assistants to retrieve

CommunicationPython

Openfda

FDA drug data via openFDA: adverse-event reports and safety-signal tools (FAERS search, event…

CommunicationRemote

Open Feishu

本项目修改自 [cloudflare/ai/demos/remote-mcp-github-oauth](https://github.com/cloudflare/ai/tree/main/demos/remote-mcp-github-oauth),将 GitHub OAuth 替换为飞书

Cloud & DevOps

OpenMail

Gmail for agents: create inboxes, read and reply to mail, send email, manage domains. OAuth sign-in.

CommunicationRemote

Openmcp Tutorial

tutorial for mcp server development

CommunicationPython

Openops

The batteries-included, No-Code FinOps automation platform, with the AI you trust.

Communication

OpenOSINT

AI-powered OSINT agent & MCP server. 16 tools: email, breach, IP, WHOIS, DNS, Shodan, GitHub & more.

CommunicationRemotePython

OpenPulsechain Analytics

PulseChain analytics: 28 tools — safety scores, signals, whale alerts, pair analytics, AML.

Analytics & Reporting

openrouter-dashboard-mcp

Open the live dashboard · View open-dashboard-mcp on npm

Developer Tools

Open-signals

Public hazard, water, weather and EPA data with source, age and licence on every reading.

CommunicationRemote

Openstreetmap Mcpserver

A Model Context Protocol (MCP) server that integrates OpenStreetMap routing capabilities with Claude AI for advanced route planning, cost estimation, and place search using OpenRouteService API.

Maps & Location

Opentalk2html

MCP server for HTML generation from AI agents

CommunicationTypeScript

Opslevel MCP

This MCP ([Model Context Protocol](https://modelcontextprotocol.io/introduction)) server provides AIs with tools to interact with your OpsLevel

Cloud & DevOpsRemote

Optout-signal-lint

Finds the ad and analytics code that keeps firing after a visitor’s browser has already sent Global

Communication

Oracle-h

Human approval gate for AI agents. Critical actions approved or rejected by a human via Telegram.

Communication

Orion Celestia Intel

Celestia network intelligence for AI agents: daily analysis, anomaly signals and DA metrics.

CommunicationRemote

OrionCMD Checks

Pay-per-call TLS certificate, DNS/email-auth and domain-expiry checks for any domain (x402 USDC).

CommunicationRemote

Oromi-agent-services

Puts all 25 agents.oromi.co.uk pay-per-call tools directly into any MCP-capable model (Claude Desktop, Claude Code, Cursor, most agent frameworks). Tools are generated at startup from the live…

Developer Tools

Oryah Mail

Governed email for agents: Gmail, M365 and IMAP; per-mailbox permissions, send allowlist, audit log

CommunicationRemote

Osint

OSINT MCP server — 23 tools: DNS, WHOIS, Shodan, breaches, GEOINT, crypto. Works with Claude Code.

Communication

OSINT

MCP tools for investigating domains, IPs and websites. Look up public records, compare infrastructure, check several domains at once, or collect the details behind a suspicious site. No API keys needed.

Cloud & DevOps

Osint MCP

Strategic intelligence platform that transforms real-time signals from global markets, geopolitics, and conflicts into AI-powered forecasts and

CommunicationRemote

OSINT MCP

One command. 26 free OSINT tools. Any AI agent.

Networking & Diagnostics

OSIR Domain Registrar

Register, renew, transfer, and manage domains, DNS, VPS, and email with 105 tools. By OSIR.

CommunicationRemote

osm-mcp-server

An MCP server that lets AI assistants use OpenStreetMap: find places, look up addresses, query map features with Overpass, search around a point, plan routes, visiting orders, travel time tables and…

Maps & Location

OTP Run for WhatsApp

Send WhatsApp messages from your own number, read the replies and send login codes.

CommunicationRemote

Outbox

Multi-channel messaging MCP server for Slack, Telegram, Email, KakaoTalk, and Discord.

Communication

Outlook

⭐ **This saved you time? [Star us](https://github.com/marlonluo2018/outlook-mcp-server/stargazers) - takes 2 seconds, helps thousands of Outlook

Developer ToolsPython

Outlook

# 🤖 Outlook MCP Server **AI-powered email management for Microsoft Outlook** - Search, compose, organize, and batch forward emails with natural

CommunicationPython

Outlook Assistant

Outlook Assistant — MCP server with 22 tools for email, calendar, contacts, and settings via Microsoft Graph API

CommunicationGo

Outlook by pepebits

Search Outlook email through pepebits’ community MCP server using Microsoft Graph. Enable OUTLOOK_READ_ONLY to remove mutating tools.

Communication

Outlook-email

A MCP server for Outlook email that lets you search, read, and draft emails and replies.

CommunicationRemote

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