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Bootqt vs Caligula: catalog facts
Bootqt	Caligula
Free Free and open source under the GPL-3.0 licence.	Free Free and open source.
Linux	macOS, Linux, Command line
Few steps: select drive, select image, write Handles both ISO and IMG files	Interactive terminal interface instead of raw dd commands Progress display while writing
Linux only for now Basic feature set compared with tools such as Ventoy	No graphical interface No Windows support indicated
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-only	License not stated
No account needed	No account needed
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.