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Picocrypt vs ccrypt: catalog facts
Picocrypt	ccrypt
Free Free and open source, no longer developed.	Free Free to download, with source code and prebuilt binaries.
Windows, macOS, Linux	Windows, macOS, Linux, Command line
XChaCha20 and Argon2id, with a design deliberately small enough to audit Standalone portable executable on Windows, with no installation	Simple ccencrypt, ccdecrypt and ccat commands ccat decrypts to the terminal without leaving plaintext files
Permanently archived and read-only since September 2025; there will be no more releases Encrypts individual files, not partitions, drives or cloud folders	Command line only, no graphical interface Windows builds rely on Cygwin
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 20, 2026	Official website Full listing and sources Checked September 23, 2026

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