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lrzip vs zpaqfranz: catalog facts
lrzip	zpaqfranz
Free Free to use with source on GitHub.	Free The open-source software is available without a license fee. Hosting, hardware and…
Linux, Command line	Windows, macOS, Linux, Command line
Finds redundancy far apart in very large files Includes LZMA and ZPAQ compression back ends	Uses deduplication to retain multiple backup snapshots.
Newer format is not backward compatible with older versions Gains are small on small files	Restoring its archive format requires a compatible tool.
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: MIT
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 24, 2026	Official website Full listing and sources Checked September 22, 2026

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