Here’s the Deal
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When comparing Duplicati vs Attic, the Slant community recommends Duplicati for most people. In the question“What are the best backup programs for Linux?” Duplicati is ranked 5th while Attic is ranked 15th.
Specs
Auto updateYes
Cloud providers supported19
Command Line InterfaceYes
Compression algorithmsZip/Deflate or 7z/LZMA2
De-duplicationYes
EncryptionAES-256 or OpenPGP
Files in use (VSS/LVM)Yes
Graphical User InterfaceWeb UI
LicenseLGPL-2.1
Local networkYes
Metadata (Timestamps/Permissions)Yes
Physical mediaYes
PlatformsWindows, macOS, Linux
Unattended schedulerYes
VersioningYes
No specs yet!
Ranked in these QuestionsQuestion Ranking
Common Questions
Other Questions
No other questions
Pros
Pro Free
Pro Open Source
Pro Cross-platform support (Windows, Linux, macOS)
Pro Works with standard protocols and many services
FTP, SSH, WebDAV as well as popular services like Microsoft OneDrive, Amazon Cloud Drive & S3, Google Drive, box.com, Mega, hubiC and many others.
Pro Simple interface
Pro Good deduplication
Attic avoids duplication of data in its backups.
Pro Optional encryption of data
Backup data can be encrypted using 256-bit AES encryption and data integrity and authenticity is verified using HMAC-SHA256.
Cons
Con Doesn't support imaging
Con File backup program which is not intended for system restore
Con Discontinued
Attic has been discontinued in favor of Borg.
Con No GUI
Only available as a command line tool.