FreeFileSync vs SeaweedFS

A side-by-side comparison of two self-hosted file sync & storage options — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
FeatureFreeFileSyncSeaweedFS
CategoryFile Sync & StorageFile Sync & Storage
LicenseGPL-3.0Apache-2.0
LanguageC++Go
Setup difficultyEasyHard
Min. RAM128 MB512 MB
Deploymentbare-metal, binarydocker, kubernetes, binary
GitHub stars★ 1,601★ 33,952
First released20082015
ReplacesDropbox, rsyncAmazon S3

Why pick each one

Choose FreeFileSync if…

  • Clear visual diffs
  • Reliable batch automation
FreeFileSync details

Choose SeaweedFS if…

  • Released under the Apache-2.0 license
  • First-class Docker support for quick deployment
  • Kubernetes-ready with Helm charts available
  • Mature project with 34k GitHub stars
SeaweedFS details

Frequently asked questions

Is FreeFileSync or SeaweedFS better?

Neither is universally better. SeaweedFS has the larger community, while FreeFileSync is simpler to set up (easy difficulty). Choose based on the comparison table above and your own setup.

Are FreeFileSync and SeaweedFS free and open-source?

Yes. FreeFileSync is licensed under GPL-3.0 and SeaweedFS under Apache-2.0. Both can be self-hosted at no software cost.

Can I run FreeFileSync and SeaweedFS with Docker?

FreeFileSync: check the project docs for container support. SeaweedFS: yes.

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