ownCloud vs Syncthing
A side-by-side comparison of two self-hosted file sync & storage options — licensing, setup difficulty, resource needs, and what each one replaces.
ownCloud
Open-source file sync, share and content collaboration
VS
Syncthing
Continuous peer-to-peer file synchronization
| Feature | ownCloud | Syncthing |
|---|---|---|
| Deploy effort | Under-an-hour setup | ≈5-minute setup |
| Health score | 92 · Excellent | 100 · Excellent |
| Category | File Sync & Storage | File Sync & Storage |
| License | AGPL-3.0 | MPL-2.0 |
| Language | PHP | Go |
| Setup difficulty | Medium | Easy |
| Min. RAM | 512 MB | 128 MB |
| Deployment | docker, bare-metal | docker, binary, bare-metal |
| GitHub stars | ★ 8,830 | ★ 88,884 |
| First released | 2010 | 2014 |
| Replaces | Dropbox, Google Drive | Dropbox, Resilio Sync |
What are ownCloud and Syncthing?
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
Syncthing
Syncthing is a continuous file synchronization program that syncs files between two or more devices directly, without a central server. It is ideal for individuals who want private, serverless sync across their own machines. It is distributed as a single binary and also runs well in Docker.
- Fully decentralized peer-to-peer sync
- TLS-encrypted transfers
- No cloud account required
- Cross-platform with mobile apps
ownCloud vs Syncthing: key differences
OwnCloud is written in PHP, while Syncthing is built with Go. Licensing differs — AGPL-3.0 for ownCloud versus MPL-2.0 for Syncthing. Syncthing is the lighter option, starting around 128 MB of RAM against 512 MB for ownCloud. OwnCloud is the more established project (first released 2010), while Syncthing arrived in 2014. Syncthing has the considerably larger community, at 88,884 GitHub stars versus 8,830.
Why pick each one
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
Choose Syncthing if…
- No central server needed
- Very private by design
- Lightweight and reliable
Watch out for
- No web file browsing
- Not a sharing platform
Frequently asked questions
Is ownCloud or Syncthing better?
Syncthing is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider ownCloud if its specific feature set fits your needs better.
Are ownCloud and Syncthing free and open-source?
Yes. ownCloud is licensed under AGPL-3.0 and Syncthing under MPL-2.0. Both can be self-hosted at no software cost.
Can I run ownCloud and Syncthing with Docker?
ownCloud: yes. Syncthing: yes.
Which is lighter on resources, ownCloud or Syncthing?
Syncthing has the smaller minimum footprint at 128 MB of RAM, compared to about 512 MB for ownCloud. Real-world usage depends on library size, user count, and enabled features.