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hat.sh vs Hideout: catalog facts
hat.sh	Hideout
Free Free to use in the browser; the project is open source.	Free Free and open source under the MIT licence.
Web	Linux
Encryption and decryption happen locally in the browser Nothing to install	Simple interface for a single task Built on the established GnuPG toolchain
Research gives little detail on algorithms or file size limits Depends on a modern browser	Linux only Small project with a single developer
Web application	Downloadable app
Open source	Open source
License not stated	License: MIT
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked October 1, 2026

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