Movim vs Synapse
A side-by-side comparison of two self-hosted matrix & xmpp options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | Movim | Synapse |
|---|---|---|
| Deploy effort | Under-an-hour setup | Under-an-hour setup |
| Health score | 86 · Excellent | 89 · Excellent |
| Category | Matrix & XMPP | Matrix & XMPP |
| License | AGPL-3.0 | AGPL-3.0 |
| Language | PHP | Python |
| Setup difficulty | Medium | Hard |
| Min. RAM | 512 MB | 1,024 MB |
| Deployment | docker, bare-metal, source | docker, bare-metal |
| GitHub stars | ★ 2,055 | ★ 4,643 |
| First released | 2010 | 2014 |
| Replaces | Facebook, Slack | Slack, Discord, WhatsApp |
What are Movim and Synapse?
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
Synapse
Synapse is the reference homeserver implementation for Matrix, an open protocol for decentralized, federated, secure chat. It targets communities and organizations running their own messaging infrastructure. It is deployed via Docker or native packages.
- Federated Matrix homeserver
- End-to-end encrypted rooms
- Bridges to other networks
- Many compatible clients
Movim vs Synapse: key differences
Movim is written in PHP, while Synapse is built with Python. Movim is the lighter option, starting around 512 MB of RAM against 1,024 MB for Synapse. Movim is the more established project (first released 2010), while Synapse arrived in 2014. Synapse has the considerably larger community, at 4,643 GitHub stars versus 2,055.
Why pick each one
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
Choose Synapse if…
- Open federated protocol
- Strong encryption
- Bridges to other chats
Watch out for
- Resource and maintenance heavy
- Complex to operate well
Frequently asked questions
Is Movim or Synapse better?
Neither is universally better. Synapse has the larger community, while Movim is simpler to set up (medium difficulty). Choose based on the comparison table above and your own setup.
Are Movim and Synapse free and open-source?
Yes. Movim is licensed under AGPL-3.0 and Synapse under AGPL-3.0. Both can be self-hosted at no software cost.
Can I run Movim and Synapse with Docker?
Movim: yes. Synapse: yes.
Which is lighter on resources, Movim or Synapse?
Movim has the smaller minimum footprint at 512 MB of RAM, compared to about 1,024 MB for Synapse. Real-world usage depends on library size, user count, and enabled features.