Gajim vs Movim
A side-by-side comparison of two self-hosted matrix & xmpp options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | Gajim | Movim |
|---|---|---|
| Deploy effort | Read-the-docs project | Under-an-hour setup |
| Category | Matrix & XMPP | Matrix & XMPP |
| License | GPL-3.0 | AGPL-3.0 |
| Language | Python | PHP |
| Setup difficulty | Easy | Medium |
| Min. RAM | 128 MB | 512 MB |
| Deployment | binary, source | docker, bare-metal, source |
| GitHub stars | ★ 600 | ★ 2,055 |
| First released | 2005 | 2010 |
| Replaces | Skype, Slack | Facebook, Slack |
What are Gajim and Movim?
Gajim
Gajim is a cross-platform XMPP instant messaging client written in Python with a GTK interface. It supports OMEMO encryption, group chats, file transfer, and an extensive plugin system.
- OMEMO encryption
- Plugin system
- Group chat support
- Cross-platform
Movim
Movim is a federated social networking and instant messaging platform built on the XMPP protocol. It provides a modern web interface for chat, group conversations, and a publish-subscribe news feed.
- XMPP-based federation
- Modern web chat interface
- Built-in blogging and news feed
- OMEMO end-to-end encryption
Gajim vs Movim: key differences
Gajim is written in Python, while Movim is built with PHP. Licensing differs — GPL-3.0 for Gajim versus AGPL-3.0 for Movim. Gajim is the lighter option, starting around 128 MB of RAM against 512 MB for Movim. Gajim is the more established project (first released 2005), while Movim arrived in 2010. Movim has the considerably larger community, at 2,055 GitHub stars versus 600. Movim lists first-class Docker deployment; Gajim does not.
Why pick each one
Choose Gajim if…
- Released under the GPL-3.0 license
- Easy to set up — beginner-friendly
- Written in Python
- Tiny footprint — runs in 128 MB RAM
Choose Movim if…
- Released under the AGPL-3.0 license
- First-class Docker support for quick deployment
- Active community (2.1k GitHub stars)
- Written in PHP
Watch out for
- Requires an XMPP server
- Smaller ecosystem
Frequently asked questions
Is Gajim or Movim better?
Neither is universally better. Movim has the larger community, while Gajim is simpler to set up (easy difficulty). Choose based on the comparison table above and your own setup.
Are Gajim and Movim free and open-source?
Yes. Gajim is licensed under GPL-3.0 and Movim under AGPL-3.0. Both can be self-hosted at no software cost.
Can I run Gajim and Movim with Docker?
Gajim: check the project docs for container support. Movim: yes.
Which is lighter on resources, Gajim or Movim?
Gajim has the smaller minimum footprint at 128 MB of RAM, compared to about 512 MB for Movim. Real-world usage depends on library size, user count, and enabled features.