Comparison of backup software

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Feature comparison of backup software. For a more general comparison see List of backup software.

## List

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Package  | Network optimized (rsync)  | Versioning (diff, chunk, hardlink)  | Full client side Encryption | Error Detection  | Simple server  | Distributed partials  | Renames optimized  | Web interface | Webmin module

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AMANDA |  |  | ?  |  |  |  |  | ?  | Optional (separate download + cost)
Areca Backup |  |  | ?  |  |  |  |  | ?  | No
Attic | Yes  | Yes; Buzhash chunking[1] | Yes; AES, SHA256 HMAC with PBKDF2 encrypted keyfiles[1] | Yes; by MAC of plaintext and ciphertext  | No  | No  | Yes; through deduplication  | No  | No
BackupPC | Yes  | Yes; hard-links | No; but can be achieved via pluggable transfer mechanism  | No  |  |  | Yes; through deduplication  | Yes  | No
Bacula | Yes  | Yes; Incremental | Yes  | Yes; Silent error detection (MD5 or SHA1). Backup certification Verify Job  | Yes; *For Linux  |  | Yes; Deduplication optimized storage driver  | Yes  | Yes
Back In Time | Yes  | Yes; hard-links | Yes; EncFS |  |  |  |  | No  | No
BitTorrent | Yes  | No  | No  | Yes  | No  | Yes  | No  | Yes  | ?
Borg
(fork of Attic)  | Yes  | Yes; Buzhash chunking[1] | Yes; AES, SHA256 HMAC with PBKDF2 encrypted keyfiles[1] | Yes; by MAC of plaintext and ciphertext  | No  | No  | Yes; through deduplication  | (in development)  | No
Box Backup |  |  | ?  |  |  |  |  | No  | No
Bup | Yes  | Yes, chunk deduplication  | No  | Yes (Par2)  | Yes  | ?  | Yes, through deduplication  | Yes  | No
cpio | No  | No  | No  | Yes  | No  | No  | No  | ?  | Optional (separate download)
Cobian Backup (v11) |  |  | ?  |  |  |  |  | No  | ?
Cwrsync \- Rsync for Windows  | Yes  | No  | No  | No  | No  | No  | No  | No  | No
DirSync Pro |  |  | No  |  |  |  |  | No  | No
DAR | Yes  | Yes; Incremental; chunking;  | Yes  | Yes  | ?  | ?  |  | ?  | ?
dcfldd | No  | No  | No  | No  | No  | No  | No  | No  | No
dd | No  | No  | No  | No  | No  | No  | No  | No  | No
dump | No  | No  | No  | No  | No  | No  | No  | No  | No
duplicity | Yes  | Yes; Incremental | Yes  | No  | Yes  | No  |  | No  | No
Duplicati | Yes  | Yes; Incremental | Yes  | No  | Yes  | No  |  | Yes  | No
FlyBack |  |  | No  |  |  |  |  | ?  | No
git | Yes  | Yes; snapshot  | Yes (via git-remote-gcrypt)  | Yes  | No  | No  | Yes  | ?  | ?
git-annex | Yes  | No  | Partial (with remote block device)  | Yes  | No  | Yes  | Yes  | No  | No
luckyBackup |  |  | No  |  |  |  |  | No  | No
Mondo Rescue | Yes  | Yes; Incremental | No  | Yes  |  |  |  | ?  | No
Redo Backup and Recovery |  |  | No  |  |  |  |  | No  | No
rdiff-backup | Yes  | Yes; reverse incremental | No  | No  | No  | No  |  | Yes; via Third-party  | Yes
rsync | Yes  | Yes; hard-links (--link-dest)  | No  | No  | No  | No  | No  | ?  | Optional (separate downloads)
star/gtar  | No  | Yes  | No  | No  | No  | No  | No  | ?  | ?
zsync | Yes  | No  | No  | Yes  | Yes  | No  | Yes  | No  | No
zpaq | Yes  | Yes; Incremental | Yes; AES-256/CTR | Yes; SHA-1 | No  | No  | Yes; through deduplication  | No  | No

## References

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1. ^ a b c d anarcat. "document internals better". Github pull requests. Retrieved 29 January 2015.