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USBImager vs macUSB: catalog facts
USBImager	macUSB
Free Free and open source under the MIT licence.	Free Downloaded from GitHub releases or Homebrew, with an optional support link.
Windows, macOS, Linux	macOS
Writes compressed images without unpacking first Runs on Windows, Linux and macOS	Downloads official macOS installers from Apple inside the app Handles legacy macOS installers on Apple Silicon
Deliberately minimal feature set Writing to the wrong drive erases it	macOS only, and requires macOS 14.6 or newer Licence of the published source is not stated in the research
Downloadable app	Downloadable app
Open source	Closed source
License: MIT	License not stated
No account needed	No account needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 1, 2026

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