CKAN vs rdiff-backup

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?
FeatureCKANrdiff-backup
CategoryBackup & RecoveryBackup & Recovery
LicenseAGPL-3.0GPL-2.0
LanguagePythonPython
Setup difficultyMediumMedium
Min. RAM512 MB64 MB
Deploymentbare-metalbinary
GitHub stars★ 5,088★ 1,264
First released20262001
ReplacesTime Machine

Why pick each one

Choose CKAN if…

  • Released under the AGPL-3.0 license
  • Mature project with 5.1k GitHub stars
  • Written in Python
  • Lightweight — runs in 512 MB RAM
CKAN details

Choose rdiff-backup if…

  • Released under the GPL-2.0 license
  • Active community (1.3k GitHub stars)
  • Written in Python
  • Tiny footprint — runs in 64 MB RAM
rdiff-backup details

Frequently asked questions

Is CKAN or rdiff-backup better?

Neither is universally better. CKAN has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.

Are CKAN and rdiff-backup free and open-source?

Yes. CKAN is licensed under AGPL-3.0 and rdiff-backup under GPL-2.0. Both can be self-hosted at no software cost.

Can I run CKAN and rdiff-backup with Docker?

CKAN: check the project docs for container support. rdiff-backup: check the project docs for container support.

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