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Software · Internet & communication

Gajim

Gajim is a messaging program, available on Windows, macOS and Linux: sync across devices and end-to-end encryption.

  • Completely free
  • Windows, macOS and Linux
  • Open source
  • No account

Overview

Gajim is a messaging program, available on Windows, macOS and Linux.

Features described in its Flathub listing and on its official website: sync across devices and end-to-end encryption.

Overview written by LicitPro from the documentation published by the authors and the cited sources; we have not tried the resource ourselves.

Excerpts that establish this information
  • “Free and fully featured chat app for XMPP” — official website, 10 November 2026
  • “Use a provider of your choice and synchronize chats between all your devices.” — Flathub, 10 November 2026
  • “Secured conversations: State of the art end-to-end encryption for your conversations.” — Flathub, 10 November 2026

At a glance

All of Gajim is free: no feature is locked behind a paid plan, and its code is open.

Its licence (GPL-3.0) is a copyleft open source licence: you may use, study, modify and redistribute it, including commercially; modified versions must keep the same licence.

Strengths

  • Open source code
  • No account needed
  • Commercial use allowed

About

Gajim aims to be an easy to use and fully-featured XMPP client. Just chat with your friends or family, easily share pictures and thoughts or discuss the news with your groups. Chat freely: Take your chats where you want. Use a provider of your choice and synchronize chats between all your devices. Gajim is interoperable with many other chat apps – and it's free. Secured conversations: State of the art end-to-end encryption for your conversations. Share messages, pictures, and files with your contacts – and only with them. Stay in contact: Chats and groups help you keep in touch with your friends and family. Build communities by connecting to people with the same interests. Use groups to organize the little things or the next big event. Express yourself: Sometimes words are not enough. Use reactions, replies, record voice messages, and send status updates to fully express yourself.

Description from Flathub — AppStream (Flathub)

Sources and checks

  • Facts collected from Flathub (credit card, source code, publisher, licence, free status, platforms, commercial use, version) —
  • Facts collected from Unspecified source (platforms) —
  • Facts collected from Official plan pages (pricing, licence, terms) (commercial use) —
  • Facts collected from Winget (Windows Package Manager) (credit card, account, publisher, licence, free status, platforms, commercial use, version) —
  • Last technical check: 6 November 2026
  • Description from Flathub — AppStream (Flathub)

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