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GtkHash vs HashVerifier: catalog facts
GtkHash	HashVerifier
Free Free and open source under the GPL-2.0-or-later licence.	Free Free and open source under the MIT licence.
Linux	Linux, Command line
Supports MD5, SHA1, SHA2, SHA3 and BLAKE2 Graphical alternative to md5sum and sha256sum	Both CLI and GTK3 interfaces Recursive checksum generation for whole directories
Checksums only, no signature verification described Plain GTK interface rather than a modern GNOME design	Small project with few contributors GTK3 interface looks best on Linux desktops
Downloadable app	Downloadable app
Open source	Open source
License: GPL-2.0-or-later	License: MIT
Not stated if an account is 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 1, 2026

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