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GnuPGrage
Free

Free and open source under the GPL.

 Free

Free and open source under the MIT or Apache-2.0 licence.

Windows, macOS, Linux, Command line Command line
  • The reference free OpenPGP implementation, present everywhere
  • Smartcard and hardware token support through its agent
  • Compatible with the age file format
  • Small explicit keys and no configuration to get wrong
  • Key management and the command line are famously unforgiving
  • Defaults and trust models confuse newcomers into unsafe practice
  • Command-line only
  • Not a drop-in for existing PGP keys or workflows
Downloadable app Downloadable app
Open source Open source
License: GPL-3.0 License: MIT OR Apache-2.0
Not stated if an account is needed No account needed
Not stated if it works offline Works offline

Checked September 22, 2026

Checked September 23, 2026

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