bup 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?
FeaturebupRdiffweb
CategoryBackup & RecoveryBackup & Recovery
LicenseLGPL-2.1GPL-3.0
LanguagePythonPython
Setup difficultyMediumMedium
Min. RAM128 MB256 MB
Deploymentbinarydocker, bare-metal
GitHub stars★ 7,337★ 200
First released20102014
ReplacesTime MachineCrashPlan

Why pick each one

Choose bup if…

  • Released under the LGPL-2.1 license
  • Mature project with 7.3k GitHub stars
  • Written in Python
  • Tiny footprint — runs in 128 MB RAM
bup details

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
Rdiffweb details

Frequently asked questions

Is bup or Rdiffweb better?

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

Are bup and Rdiffweb free and open-source?

Yes. bup is licensed under LGPL-2.1 and Rdiffweb under GPL-3.0. Both can be self-hosted at no software cost.

Can I run bup and Rdiffweb with Docker?

bup: check the project docs for container support. Rdiffweb: yes.

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