ownCloud vs Unison
A side-by-side comparison of two self-hosted file sync & storage options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
ownCloud
Open-source file sync, share and content collaboration
VS
Unison
Bidirectional file synchronizer with conflict detection
| Feature | ownCloud | Unison |
|---|---|---|
| Category | File Sync & Storage | File Sync & Storage |
| License | AGPL-3.0 | GPL-3.0 |
| Language | PHP | OCaml |
| Setup difficulty | Medium | Medium |
| Min. RAM | 512 MB | 64 MB |
| Deployment | docker, bare-metal | bare-metal, binary |
| GitHub stars | ★ 8,831 | ★ 5,429 |
| First released | 2010 | 1999 |
| Replaces | Dropbox, Google Drive | Dropbox |
Why pick each one
Choose ownCloud if…
- Mature and stable
- Enterprise features available
- Good admin controls
Frequently asked questions
Is ownCloud or Unison better?
Neither is universally better. ownCloud has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.
Are ownCloud and Unison free and open-source?
Yes. ownCloud is licensed under AGPL-3.0 and Unison under GPL-3.0. Both can be self-hosted at no software cost.
Can I run ownCloud and Unison with Docker?
ownCloud: yes. Unison: check the project docs for container support.