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scrypt vs Kryptor: catalog facts
scrypt	Kryptor
Free Free to download, with source published on GitHub.	Free Free and open source under the GPL.
Command line	Windows, macOS, Linux, Command line
Passphrase-based encryption with no key files to manage Key derivation is designed to resist hardware brute-force attacks	Modern primitives with a small, hard-to-misuse option set Short public keys that are practical to share
Symmetric passphrase encryption only, with no public-key support Command-line only	Its file format is its own, so interoperability is limited Small project compared with GPG or age
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: GPL-3.0
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 September 23, 2026	Official website Full listing and sources Checked September 22, 2026

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