Duplicacy vs Syncthing

A side-by-side comparison of two self-hosted apps from related categories — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
FeatureDuplicacySyncthing
CategoryBackup & RecoveryFile Sync & Storage
LicenseProprietaryMPL-2.0
LanguageGoGo
Setup difficultyMediumEasy
Min. RAM256 MB128 MB
Deploymentbinary, dockerdocker, binary, bare-metal
GitHub stars★ 5,671★ 87,439
First released20162014
ReplacesBackblaze, CarboniteDropbox, Resilio Sync

Why pick each one

Choose Duplicacy if…

  • Efficient deduplication
  • Good cloud support
  • Reliable
Duplicacy details

Choose Syncthing if…

  • No central server needed
  • Very private by design
  • Lightweight and reliable
Syncthing details

Frequently asked questions

Is Duplicacy or Syncthing better?

Syncthing is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider Duplicacy if its specific feature set fits your needs better.

Are Duplicacy and Syncthing free and open-source?

Yes. Duplicacy is licensed under Proprietary and Syncthing under MPL-2.0. Both can be self-hosted at no software cost.

Can I run Duplicacy and Syncthing with Docker?

Duplicacy: yes. Syncthing: yes.

Related comparisons