Ceph vs ownCloud
A side-by-side comparison of two self-hosted file sync & storage options — licensing, setup difficulty, resource needs, and what each one replaces.
Ceph
Distributed object, block, and file storage platform
VS
ownCloud
Open-source file sync, share and content collaboration
| Feature | Ceph | ownCloud |
|---|---|---|
| Deploy effort | Under-an-hour setup | Under-an-hour setup |
| Health score | 94 · Excellent | 92 · Excellent |
| Category | File Sync & Storage | File Sync & Storage |
| License | LGPL-2.1 | AGPL-3.0 |
| Language | C++ | PHP |
| Setup difficulty | Hard | Medium |
| Min. RAM | 4,096 MB | 512 MB |
| Deployment | docker, kubernetes, bare-metal | docker, bare-metal |
| GitHub stars | ★ 17,069 | ★ 8,830 |
| First released | 2006 | 2010 |
| Replaces | Amazon S3, Google Drive | Dropbox, Google Drive |
What are Ceph and ownCloud?
Ceph
Ceph is a highly scalable distributed storage system that provides object, block, and file storage in a unified cluster. It is designed for fault tolerance with no single point of failure.
- Unified object, block, and file storage
- Self-healing and self-managing
- Massive scalability
ownCloud
ownCloud is a file sync and share server that lets organizations host their own cloud storage with sharing and collaboration features. It targets businesses and individuals wanting an established self-hosted alternative to commercial cloud storage. It is deployed via Docker or a traditional PHP stack.
- Established sync and share platform
- LDAP and enterprise integrations
- Newer ownCloud Infinite Scale rewrite
- Desktop and mobile clients
Ceph vs ownCloud: key differences
Ceph is written in C++, while ownCloud is built with PHP. Licensing differs — LGPL-2.1 for Ceph versus AGPL-3.0 for ownCloud. OwnCloud is the lighter option, starting around 512 MB of RAM against 4,096 MB for Ceph. Ceph is the more established project (first released 2006), while ownCloud arrived in 2010.
Why pick each one
Choose Ceph if…
- Object, block and file
- No single failure point
- Massive proven scalability
Watch out for
- Steep operational complexity
- Needs multiple nodes
- High hardware requirements
Choose ownCloud if…
- Mature and stable
- Enterprise features available
- Good admin controls
Watch out for
- Nextcloud forked away most momentum
- Classic core in maintenance mode
Frequently asked questions
Is Ceph or ownCloud better?
Neither is universally better. Ceph has the larger community, while ownCloud is simpler to set up (medium difficulty). Choose based on the comparison table above and your own setup.
Are Ceph and ownCloud free and open-source?
Yes. Ceph is licensed under LGPL-2.1 and ownCloud under AGPL-3.0. Both can be self-hosted at no software cost.
Can I run Ceph and ownCloud with Docker?
Ceph: yes. ownCloud: yes.
Which is lighter on resources, Ceph or ownCloud?
ownCloud has the smaller minimum footprint at 512 MB of RAM, compared to about 4,096 MB for Ceph. Real-world usage depends on library size, user count, and enabled features.