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cryptsetup and LUKS vs Tomb: catalog facts
cryptsetup and LUKS	Tomb
Free Free and open source under the GPL and LGPL.	Free Free and open source.
Linux, Command line	Linux, Command line
Multiple key slots per volume, so passphrases can be rotated safely Standard across Linux distributions, with tooling built on it	Short, memorable commands for creating and opening encrypted volumes Keys are kept in separate files that can be stored apart from the data
Protects data at rest only; nothing is protected once a volume is unlocked Losing the LUKS header without a backup makes the data unrecoverable	Linux only Command line only, with no graphical interface
Downloadable app	Downloadable app
Open source	Open source
License: GPL-2.0	License: GPL-3.0
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 23, 2026

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