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Tailor vs Caligula: catalog facts
Tailor	Caligula
Free Free and open source under the GPL-3.0-or-later licence.	Free Free and open source.
Linux	macOS, Linux, Command line
Native GTK and libadwaita interface Uses libosinfo operating system data	Interactive terminal interface instead of raw dd commands Progress display while writing
Marked as in development by its author Little documentation on the project page	No graphical interface No Windows support indicated
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-or-later	License not stated
No account needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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