"Desktop software without licensing requirements" matching MCP servers:

Enables AI tools to read and send messages through LINE Desktop via MCP, supporting manual or automatic sending without official LINE API tokens.

Runs slack-mcp-server against your Slack desktop app session, eliminating the need for API tokens.

Enables automation of LINE messaging through the Chrome extension, allowing users to check status, list chat rooms, read messages, search conversations, and manage login sessions via MCP tools.

Enables AI assistants to read and send WhatsApp messages on Windows through the official WhatsApp Desktop application using Edge WebView2 CDP automation.

Enables AI agents to send cross-platform desktop notifications with priority levels, categories, and configurable duration.

A production-oriented MCP server that exposes task-level WeChat Desktop automation to AI clients, enabling status checks, message fetching/reply, contact addition, and Moment publishing on macOS via accessibility automation.

Enables asynchronous two-way messaging between Codex Desktop tasks and Claude Desktop Code sessions on Windows, allowing either side to share information, questions, or updates through MCP tools.

Enables Claude Code to read and search the user's own LINE chats and draft replies through official PC and Chrome clients, with guarded sending only after explicit confirmation. It also supports allowlisted one-time-token sends, an append-only ledger, and a STOP-file emergency halt.

An MCP server that connects WhatsApp Web to AI tools like Gemini and Claude, providing chat reading, messaging, and a local CRM with draft-and-approve workflows.

Enables AI tools to read and send LINE messages by automating the LINE Desktop application, with macOS OCR-based reading and idle-aware scheduling.

Enables a local AI agent to check LINE compatibility and access status, list chats the user explicitly authorized, and read paginated message text and attachment metadata from selected LINE chats through a local stdio MCP connection with permission checks.

Enables AI assistants to securely read, search, draft, and send Outlook emails, manage calendar events, and access mailbox folders through a local MAPI connection to Windows Outlook, with human-in-the-loop safeguards.

Connect Claude Desktop to WhatsApp. Send & receive messages, manage groups, share media — all through natural conversation with Claude.

Enables Claude to read, search, summarize, and inspect chats, images, voice notes, and videos from a linked account while keeping message data encrypted locally and never sending messages.

An MCP server that enables Gmail integration, allowing users to manage emails (send, receive, read, trash, mark as read) directly through MCP clients like Claude Desktop.

Enables AI agents to automate the Viber desktop client on Linux by searching contacts, opening chats, reading conversation history, preparing verified drafts, and sending operator-approved messages.

Enables AI agents to interact with Slack through 20 specialized tools and resources for managing channels, messages, users, and files. It features built-in rate limit handling, safety controls for message sending, and full support for Slack Block Kit formatting.

Connects to a logged-in Windows LINE Desktop client to read chat history and cached images for a given chat and date range, and to perform GUI-driven actions such as batch sending text, files, real @mentions, quote replies, and forwarding after a single approval. It also supports read-only cross-chat search over the last 31 days, recent-chat listing, and local receipts that stop rather than resend when the outcome is uncertain.

Gives Claude Desktop read-only access to your WhatsApp chats and message history via a local MCP server.

Enables Claude Desktop on Windows to search and read Yahoo Mail messages in read-only mode, without sending, deleting, or otherwise modifying them.

Enables bots to search and randomly retrieve locally synced sticker images by tags, groups, or natural-language queries, collect QQ message images into a local library, and return file paths for sending with licensing and credit details.

Enables posting text messages to Google Chat spaces through webhook-based integration, providing simple and secure message delivery without OAuth setup requirements.

A Model Context Protocol (MCP) server for interacting with Microsoft 365 and Microsoft Office services through the Graph API.

Enables AI agents to prompt users for input directly within the chat UI using MCP's elicitation capabilities, allowing for interactive multi-turn conversations without leaving the conversation interface.

Enables AI chat sessions to exchange messages and structured data with each other, preserving provenance and conversation threads, so work in one chat can be reused in another without manual copying.

Enables MCP clients to send plain-text messages to a preconfigured WeCom group chat bot through a single send tool. It validates content size, restricts delivery to the configured webhook, and returns platform acceptance or error status without retries or persistence.

A read-only MCP server that lets Claude Desktop interact with Apple Mail on macOS via AppleScript. It enables listing mailboxes, searching emails, and reading email content without making network calls.

Local Signal MCP server: read via Signal Desktop, send via signal-cli

Enables AI coding agents in different harnesses, projects, or machines to share encrypted peer-to-peer rooms and exchange messages directly, without any central server or account.

Relays a result screenshot to Slack so you can review a coding agent's output without opening the app.

Read-only MCP server that connects to multiple IMAP accounts, enabling cross-account email listing, search, and retrieval without modifying mailboxes.

A read-only MCP server that lets AI search and read both sides of a user's own LINE Desktop chat history on macOS using local database snapshots, without needing a LINE Official Account or altering unread state.

This MCP server enables AI assistants to read PBX state—extensions, DID numbers, SIP trunk providers, tenants, and live statistics—from ICTPBX via the ICTCore REST API, without placing calls or changing configuration.

Enables reading Slack channels, messages, and threads using the web interface via a persistent browser session, designed for guest users without API access. Does not send messages.

Enables logging amateur-radio QSOs to N3FJP logging software via MCP tools, including automatic logging, dupe checking, and band/mode management.

Unofficial, local-first MCP server for Proton Mail via Proton Bridge. Read, search and draft from Claude, ChatGPT, Cursor, Codex and more. Nothing is sent without your one-time approval token. Runs only on your machine. Not affiliated with Proton AG.

Enables full-text search of macOS iMessages including link preview metadata. Works as an MCP server for Claude Desktop to search your messages locally.

Lets MCP clients such as Claude Code, Codex, Cursor, and VS Code drive the Grok Bot desktop app on macOS by listing the user's bots, reading their chats, sending them messages, and answering their multiple-choice questions locally without API keys. All actions run live in the real app via the macOS Accessibility API, with no network calls, telemetry, or dependencies.

A read-only MCP server that lets AI search a user's own LINE Desktop chat history on macOS, providing tools to list chats, retrieve messages, and search conversations directly from the local encrypted database.

Enables read-only, provider-agnostic email access over IMAP, allowing users to list folders, search and read messages, and download attachments without ever marking messages as read.