Duplicacy vs Rdiffweb
A side-by-side comparison of two self-hosted backup & recovery options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
Duplicacy
Lock-free deduplication cloud backup tool
VS
Rdiffweb
Web interface to browse and restore rdiff-backup repositories
| Feature | Duplicacy | Rdiffweb |
|---|---|---|
| Category | Backup & Recovery | Backup & Recovery |
| License | Proprietary | GPL-3.0 |
| Language | Go | Python |
| Setup difficulty | Medium | Medium |
| Min. RAM | 256 MB | 256 MB |
| Deployment | binary, docker | docker, bare-metal |
| GitHub stars | ★ 5,671 | ★ 200 |
| First released | 2016 | 2014 |
| Replaces | Backblaze, Carbonite | CrashPlan |
Why pick each one
Choose Rdiffweb if…
- Released under the GPL-3.0 license
- First-class Docker support for quick deployment
- Written in Python
- Tiny footprint — runs in 256 MB RAM
Frequently asked questions
Is Duplicacy or Rdiffweb better?
Neither is universally better. Duplicacy has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.
Are Duplicacy and Rdiffweb free and open-source?
Yes. Duplicacy is licensed under Proprietary and Rdiffweb under GPL-3.0. Both can be self-hosted at no software cost.
Can I run Duplicacy and Rdiffweb with Docker?
Duplicacy: yes. Rdiffweb: yes.