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rustic vs Duplicacy: catalog facts
rustic	Duplicacy
Free The open-source application is available without a license fee.	Freemium The command-line version is free for personal use and its source is published. The…
Windows, macOS, Linux	Windows, macOS, Linux
Uses the established restic repository format	Several machines can back up to one bucket and share deduplicated data with no server between them Chunks are stored individually, so any storage with basic file operations works as a backend
It is younger than restic and compatibility should be checked for your workflow.	Licence is not open source; commercial use and the web interface are paid The free part is a command-line tool, so the friendly front end is the paid one
Downloadable app	Downloadable app
Open source	Closed source
License not stated	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 21, 2026

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