Cost / License
- Free
- Proprietary
Application typeApplication types
Platforms
- Mac
- Windows
- Linux
- Online








Quaternion is a cross-platform Qt5-based desktop IM client for Matrix, a reference desktop application using libQMatrixClient. Source code, issue tracker, roadmap etc. can be found at GitHub. Releases (with links to cross-platform source code archives, as well as binaries for...





Miranda New Generation is a successor of a popular multi-protocol instant messaging client for Windows - Miranda IM . Very light on system resources and extremely fast.





FluxCap is an independent desktop client designed to connect seamlessly with the Fluxer network. Built with Electron, it provides a dedicated, fast, and customizable user interface for Windows, taking Fluxer out of your browser and directly onto your desktop.



Enables communities to organize with voice, video, text chat, integrated docs, tasks, permission management, and real-time messaging across desktop and mobile.



GameVox is a voice, video, and text chat platform for gaming communities, built by LightSpeed Gaming — a small, independent company with well over a decade of experience in voice communication and game server hosting. Self-funded. No investors, no ads, no data sales.




Chat room directory filled with staff and user created chat rooms, designed to create the 1990s era when people actually spoke to strangers in chat rooms before social networks got invented.

Technitium Mesh is a secure, anonymous, peer-to-peer (p2p), open source instant messenger designed to provide end-to-end encryption. Primary aim of developing this instant messenger is to provide privacy which is achieved using cryptography and anonymity using Tor network.

Integrating Bridgefy allows mobile devices to communicate in a secure and efficient way across large distances, without having them depend on access to a Wi-Fi network or a data plan.



µTox is the lightweight client with minimal dependencies; it not only looks pretty, it runs fast! µTox is available for Windows, OS X, and Linux (Android support is experimental), with full support for chat, file transfers, audio/video calling, and desktop sharing...







[Polish only]
Comfortable and minimalistic multi-messenger. Allows you to communicate via XMPP, tlen and gadu-gadu protocol. Features avatars on every protocol. Develops in very quick way. Doesn't support emoticons, sounds and advertisements :) Although you can add features.

Thirdlane Connect is a versatile collaboration tool that combines messaging, voice, video, and app integration into a cohesive and efficient experience on any platform.











Chitchatter is a free (as in both price and freedom) communication tool. Designed to be the simplest way to connect with others privately and securely, it is:




Prose is a distributed, open-source, and native platform for workplace communication.



0xchat is a secure chat app built on the Nostr protocol. It prioritizes security, featuring private key login, encrypted private chats and contacts, encrypted group chats.




A globally distributed messaging and voice/video platform built for communities that value speed, privacy, and reliability.
Kopete is an instant messenger supporting AIM, ICQ, Jabber, Gadu-Gadu, Novell GroupWise Messenger, and more. It is designed to be a flexible and extensible multi-protocol system suitable for personal and enterprise use.

Free open source Electron based multi instant messaging (IM) client.
Combine all your IM applications (or whatever you want) in a single browser (Electron) window.


