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ImHex vs HxD: catalog facts
ImHex	HxD
Free Free and open source under the GPL-2.0.	Free Freeware at no cost.
Linux	Windows
Pattern Language for decoding file structures Built-in data analysis and visualization	Edits raw disks and RAM as well as files No limit on file size
Pattern Language takes time to learn More complex than a basic hex viewer	Windows only Closed source
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-2.0-only	License: Freeware
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 2, 2026

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