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Popsicle vs USBImager: catalog facts
Popsicle	USBImager
Free Free and open source.	Free Free and open source under the MIT licence.
Linux, Command line	Windows, macOS, Linux
Flashes several USB drives in parallel GTK interface plus a command-line version	Writes compressed images without unpacking first Runs on Windows, Linux and macOS
Linux only Focused on writing images, with no image download feature	Deliberately minimal feature set Writing to the wrong drive erases it
Downloadable app	Downloadable app
Open source	Open source
License not stated	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

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