Fluux Messenger is a modern, cross-platform XMPP client for communities and organizations.
It offers rich messaging, group chat, end-to-end encryption, theming, offline search, file sharing, polls, notifications, and a reusable SDK for building XMPP applications. The desktop app is built with Tauri, while the interface uses React and TypeScript.
Fluux Messenger connects to any XMPP server, although the project has currently been tested primarily with ejabberd. It is available for Linux, macOS, Windows, and the web.
This is free and open source software.
Key Features
- Modern XMPP client
- Cross-platform desktop app and self-hostable web version
- Rich messaging with replies, reactions, and formatting
- Multi-user chat with roles, affiliations, mentions, and bookmarks
- End-to-end encryption using OpenPGP
- File sharing with HTTP uploads
- Polls with live result tallies
- Offline full-text search
- Built-in themes, custom accents, and font settings
- Desktop notifications and web push notifications
- Command palette and keyboard shortcuts
- Built-in XMPP console
- Reusable Fluux SDK for developers
Website: github.com/processone/fluux-messenger
Support:
Developer: ProcessOne
License: GNU Affero General Public License v3.0

Fluux Messenger is written in TypeScript. Learn TypeScript with our recommended free books and free tutorials.
Related Software
| Graphical XMPP Clients | |
|---|---|
| Gajim | Full featured and easy to use XMPP client |
| Pidgin | Multi-protocol instant messaging client |
| Dino | Clean and reliable Jabber/XMPP experience while having your privacy in mind |
| Kaidan | Simple, user-friendly and modern chat client |
| Psi | Cross-platform XMPP instant messaging client |
| Swift | Clean design and comprehensive feature set |
Read our verdict in the software roundup.
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