SparkleShare vs Unison
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?
SparkleShare
Git-backed file synchronization with version history
VS
Unison
Bidirectional file synchronizer with conflict detection
| Feature | SparkleShare | Unison |
|---|---|---|
| Category | File Sync & Storage | File Sync & Storage |
| License | GPL-3.0 | GPL-3.0 |
| Language | C# | OCaml |
| Setup difficulty | Medium | Medium |
| Min. RAM | 128 MB | 64 MB |
| Deployment | bare-metal, binary | bare-metal, binary |
| GitHub stars | ★ 4,971 | ★ 5,429 |
| First released | 2010 | 1999 |
| Replaces | Dropbox | Dropbox |
Why pick each one
Frequently asked questions
Is SparkleShare or Unison better?
Neither is universally better. Unison has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.
Are SparkleShare and Unison free and open-source?
Yes. SparkleShare is licensed under GPL-3.0 and Unison under GPL-3.0. Both can be self-hosted at no software cost.
Can I run SparkleShare and Unison with Docker?
SparkleShare: check the project docs for container support. Unison: check the project docs for container support.