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Tomb vs zuluCrypt: catalog facts
Tomb	zuluCrypt
Free Free and open source.	Free Free to download, with source code published on GitHub.
Linux, Command line	Linux, Command line
Short, memorable commands for creating and opening encrypted volumes Keys are kept in separate files that can be stored apart from the data	Opens LUKS, VeraCrypt, TrueCrypt, BitLocker and plain dm-crypt volumes Bundled zuluMount mounts encrypted and unencrypted drives
Linux only Command line only, with no graphical interface	Linux only Some zuluMount-gui options sit in a tray icon, which GNOME needs an extension to show
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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