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ImHex vs Bless: catalog facts
ImHex	Bless
Free Free and open source under the GPL-2.0.	Free Free and open source under GPL-2.0-or-later.
Linux	Linux
Pattern Language for decoding file structures Built-in data analysis and visualization	Edits large binary files Supports raw disk editing
Pattern Language takes time to learn More complex than a basic hex viewer	The project's main target is GNU/Linux
Downloadable app	Downloadable app
Open source	Open source
License: GPL-2.0-only	License: GPL-2.0-or-later
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 8, 2026

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