ProcessOne

Fluux Messenger

Open source XMPP desktop client for Windows, macOS and Linux. Connect to any XMPP server, including ejabberd.

Latest release

Windows

.exe .msi

macOS

Apple Silicon Intel

Linux x64

.deb .rpm .flatpak .tar.gz

Linux arm64

.deb .rpm .flatpak .tar.gz

Web Static files, host behind any web server

.zip

All releases and previous versions are on GitHub Releases.

Fluux Messenger is open source under AGPL v3. Check the repository for full details.

Need a server to go with it?

Run your own XMPP server with ejabberd Community Server, or let ProcessOne manage everything with Fluux. Your messages, your infrastructure.

ejabberd Community Server

Free, open source XMPP server you can self-host anywhere

Fluux

Managed ejabberd in the cloud, operated by ProcessOne

Talk to us

Custom deployment, white-labeling, or support contracts.

Room moderation, MUC management, vCard support, and a wave of UX polish headline this release.

Mar 20, 2026 · 3 min read

Native TCP connection, 26 EU languages and clipboard image paste headline this release.

Feb 12, 2026 · 2 min read

Open source is about scratching your own itch.

Jan 28, 2026 · 3 min read

Bug reports, feature requests, and pull requests are all welcome. The full source is available under AGPL v3.