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Win32 Disk Imager vs USBImager: catalog facts
Win32 Disk Imager	USBImager
Free Free and open source.	Free Free and open source under the MIT licence.
Windows	Windows, macOS, Linux
Writes and reads raw images on SD cards and USB drives Can back up a card or stick to an image file	Writes compressed images without unpacking first Runs on Windows, Linux and macOS
Windows only Reported issues with USB floppy drives and some other devices	Deliberately minimal feature set Writing to the wrong drive erases it
Downloadable app	Downloadable app
Open source	Open source
License: GPL-2.0	License: MIT
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

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