Duplicati
Free
Visit Duplicatiper month on a yearly plan, checked November 1, 2026
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Free, self-managed encrypted backup
A free, MIT-licensed core with AES-256 encryption before upload. Storage isn't included, so you pay a separate provider.
In the list: Best Time Machine alternatives for a second, offsite copy
| Free tier | Free and open source; no cloud storage included, you supply the destination |
|---|---|
| Platforms | Windows, Mac, Linux |
Close in price
| Product | Best for | Per month, yearly plan | Checked | Link |
|---|---|---|---|---|
| UrBackup | Self-hosted image and file backup | Free | November 1, 2026 | Visit |
| restic | Scriptable encrypted backups | Free | November 1, 2026 | Visit |
| Kopia | Free backup with a GUI | Free | November 1, 2026 | Visit |
| BorgBackup | Linux servers over SSH | Free | November 1, 2026 | Visit |