Open-source alternatives to Rustodon

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

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

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

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

GooseMod is a new, store-driven Discord mod.

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This repository, Twake, is no longer actively maintained and has been officially deprecated.

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

A truly native Matrix client for macOS - written in Swift/Cocoa, with E2E encryption support

TelegramSwift is a native macOS client for the Telegram messaging platform, built entirely in Swift. It provides a complete implementation of the Telegram protocol, enabling users to send text messages, make voice calls, share media files, and participate in group chats and channels directly from their Mac. The application supports core messaging features including end-to-end encryption, emoji reactions, message pinning, and threaded comments, along with content types like stickers, GIFs, polls, and stories. The client extends beyond basic messaging with capabilities for bot interaction, paym

qTox is a decentralized instant messaging application and a Tox protocol chat client. It provides a cross-platform graphical user interface for encrypted text, voice, and video communication. The project enables peer-to-peer encrypted messaging and secure VoIP communication without relying on central servers or third-party intermediaries. It utilizes the Tox protocol to facilitate direct voice and video calling and peer-to-peer file exchange. Identity and network management are handled through decentralized identity mapping and a distributed hash table for peer discovery and routing. All dat

Rocket.Chat is a self-hosted communication platform designed for organizations to maintain full control over their messaging infrastructure and data. It functions as a scalable collaboration suite that supports growing teams by managing consistent configuration cycles across diverse deployment environments. The platform distinguishes itself through a modular architecture that allows for deep customization of enterprise collaboration workflows. It features a sandboxed application engine that enables developers to build and integrate custom tools and plugins within an isolated environment, ensu

The Secure CommsOS™ for mission-critical operations

Signal-Desktop is a cross-platform messaging application that provides end-to-end encrypted communication. It implements the Signal Protocol to secure messages and voice calls, ensuring that only intended recipients can access content. The application manages asynchronous key exchange and session initialization to maintain secure communication channels between parties who are not online simultaneously. The project distinguishes itself through advanced cryptographic protections, including hybrid post-quantum security that combines classical elliptic curve cryptography with lattice-based algori

Browser for your pinned tabs

A Discord and SpaceBar :electron:-based client implemented without Discord API.

A native Mac app wrapper for WhatsApp Web

A fully native Discord client for macOS built 100% in Swift!

This project is a cross-platform messaging client that implements a secure, real-time communication protocol. It provides a comprehensive development toolkit, including a database library and messaging SDK, which allows for the creation of custom messaging applications that maintain synchronized state across multiple devices. The core architecture relies on an asynchronous event-driven model to ensure responsive performance while managing persistent local database synchronization with server-side state. The client distinguishes itself through a robust end-to-end encryption layer that supports

(M) XMPP client for macOS based on TigaseSwift XMPP library

Element Web is a web-based communication interface and collaboration platform built on the Matrix open standard. It functions as a client application for sending and receiving real-time messages and facilitating decentralized team communication. The project provides a cross-platform messaging interface that operates within web browsers and can be deployed as a standalone desktop application. It includes a multi-language user interface designed to support a global audience through localization.

Vencord is a modification framework designed for the desktop and web versions of Discord. It functions as a client-side utility that enables users to extend the platform's native capabilities and modify its visual interface through the injection of custom scripts and stylesheets. The project utilizes a modular architecture that allows for the loading of isolated plugins, which hook into internal application events to introduce new tools and features. By intercepting internal message streams and function calls, the framework enables granular control over the application's behavior, while its s

:computer: Wire for desktop