duplicacy
A lock-free deduplication cloud backup tool.
More information: https://github.com/gilbertchen/duplicacy/wiki.
- Use current directory as the repository, initialize a SFTP storage and encrypt the storage with a password:
 
duplicacy init -e snapshot_id sftp://[email protected]/path/to/storage/
- Save a snapshot of the repository to the default storage:
 
duplicacy backup
- List snapshots of current repository:
 
duplicacy list
- Restore the repository to a previously saved snapshot:
 
duplicacy restore -r revision
- Check the integrity of snapshots:
 
duplicacy check
- Add another storage to be used for the existing repository:
 
duplicacy add storage_name snapshot_id storage_url
- Prune a specific revision of snapshot:
 
duplicacy prune -r revision
- Prune revisions, keeping one revision every 
n days for all revisions older than m days: 
duplicacy prune -keep n:m