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restic vs Duplicity: catalog facts
restic	Duplicity
Free Free and open source, with no paid edition.	Free Free and open source under the GPL.
Windows, macOS, Linux, Command line	macOS, Linux, Command line
One static binary with no server, agent or database to install first Content-defined chunking means daily backups only transfer what changed	Encrypts and signs everything before it leaves the machine Supports a very wide range of remote storage back ends
Command line only; any graphical interface or scheduling comes from third-party projects Still pre-1.0, so the project does not yet guarantee backward compatibility across major versions	Long incremental chains make restores slow and fragile Periodic full backups are needed to keep chains manageable
Downloadable app	Downloadable app
Open source	Open source
License: BSD-2-Clause	License: GPL-2.0
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 20, 2026	Official website Full listing and sources Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.