Backrest vs Kup

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?
FeatureBackrestKup
CategoryBackup & RecoveryBackup & Recovery
LicenseGPL-3.0GPL-2.0
LanguageTypeScriptC++
Setup difficultyEasyEasy
Min. RAM256 MB128 MB
Deploymentdocker, binarybinary
GitHub stars★ 7,071★ 100
First released20242012
ReplacesBackblazeTime Machine

Why pick each one

Choose Backrest if…

  • Makes Restic approachable
  • Good scheduling
  • Lightweight
Backrest details

Choose Kup if…

  • Released under the GPL-2.0 license
  • Easy to set up — beginner-friendly
  • Written in C++
  • Tiny footprint — runs in 128 MB RAM
Kup details

Frequently asked questions

Is Backrest or Kup better?

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

Are Backrest and Kup free and open-source?

Yes. Backrest is licensed under GPL-3.0 and Kup under GPL-2.0. Both can be self-hosted at no software cost.

Can I run Backrest and Kup with Docker?

Backrest: yes. Kup: check the project docs for container support.

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