Open-source alternatives to Adium

Unofficial GroupMe App

Modern XMPP ("Jabber") Chat Client using GTK/Vala

GooseMod is a new, store-driven Discord mod.

This project is an Android messaging application and a client implementation of the MTProto protocol. It serves as a native mobile interface for real-time communication and file sharing on the Android operating system. The application functions as a client that connects to the Telegram MTProto protocol to facilitate the transmission of encrypted text and media messages between users. The system includes capabilities for secure mobile communication, messaging API integration, and the implementation of client-side logic for connecting to a centralized messaging backend.

TUI for Telegram written in Rust 🦀

Ferdium is a web-based service aggregator and unified communication client that consolidates multiple messaging accounts and web applications into a single desktop interface. It functions as a multi-service messaging wrapper and a cross-platform service dashboard, embedding various third-party tools within isolated browser views to eliminate the need for switching between separate applications. The application acts as a multi-account workspace manager, allowing users to organize related services into distinct contextual workspaces to separate professional and personal activities. It further d

Fonoster is a conversational AI framework and multi-tenant communications platform as a service. It serves as a programmable voice gateway and SIP telephony platform, enabling the creation of voice-based assistants and automated communication workflows using large language models. The project distinguishes itself through a vendor-agnostic speech integration engine that abstracts speech-to-text and text-to-speech providers. It features a multi-tenant architecture that isolates telephony resources and user identities into distinct organizational workspaces. The system covers a broad range of t

Electronic WeChat is an Electron-based desktop chat client and wrapper for the WeChat messaging service, designed for macOS and Linux. It provides a functional messaging interface that integrates with native operating system notifications and system trays. The client includes a message recall blocker that prevents senders from retracting or deleting messages after they have been delivered, ensuring the recipient retains a permanent record of the conversation. It also features a URL redirect bypass to open destination websites directly in the default web browser. The application supports stan

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

a macOS/OSX app to comfortably browse and search through your Messages.app history.

iOS8对推送消息的快速回复demo

A server that integrates Linear's project management system with the Model Context Protocol (MCP) to allow LLMs to interact with Linear.

A "native-like" OS X, Windows, & Linux desktop app for Google Allo

A super small and fast Electron client mod with the most capability.

This repository, Twake, is no longer actively maintained and has been officially deprecated.

MCP server that integrates the LINE Messaging API to connect an AI Agent to the LINE Official Account.

LiveKit is a comprehensive framework for building and orchestrating real-time, multimodal AI agents that interact with users through voice, video, and text. It provides a centralized, event-driven architecture to manage the entire lifecycle of automated participants, from initialization and session state management to graceful shutdown. By utilizing a selective forwarding unit, the platform efficiently routes media streams between participants and agents, ensuring low-latency communication and secure, token-based authentication for all connections. The platform distinguishes itself through it

Orbiter Push Notification Registration for iOS

Franz is a multi-service messaging aggregator and unified communication workspace. It combines multiple chat, email, and calendar services into a single desktop interface to eliminate the need for switching between disparate applications. The project distinguishes itself through a privacy-focused browser wrapper that blocks third-party trackers and fingerprinting while using native system encryption for credential storage. It incorporates an AI conversation summarizer that can execute locally or via cloud hosting to condense missed messages and draft context-aware replies. The application pr

microsky

Textual is an IRC client for OS X