Compare software

LockpickerJohn the Ripper

Screenshots

John the Ripper terminal showing command usage and password audit options

Best for: Recovering your own passwords from hashes

Best for: Auditing passwords, especially in hash formats that other tools do not support

Free

Free and open source under the GPL-3.0-or-later licence.

 Free

Free and open source under the GPL, with some components under a relaxed variant.

Linux Windows, macOS, Linux, Command line
  • Graphical interface for hash cracking
  • Confirmation dialogs around actions
All 3 strengths
  • Graphical interface for hash cracking
  • Confirmation dialogs around actions
  • Simple to install via Flatpak
  • The jumbo build supports hundreds of hash and cipher types, including many obscure ones
  • Runs on a very wide range of platforms including old and unusual ones
All 4 strengths
  • The jumbo build supports hundreds of hash and cipher types, including many obscure ones
  • Runs on a very wide range of platforms including old and unusual ones
  • Strong rule-based and incremental attack modes, not just dictionaries
  • Packaged by every major distribution plus Homebrew, Flathub and Snap
  • Intended only for your own passwords or authorized testing
  • Linux only
All 3 limitations
  • Intended only for your own passwords or authorized testing
  • Linux only
  • Less capable than established crackers
  • The project states jumbo has low quality requirements and that bugs are to be expected
  • GPU support is weaker than hashcat's for the common hash types
All 4 limitations
  • The project states jumbo has low quality requirements and that bugs are to be expected
  • GPU support is weaker than hashcat's for the common hash types
  • Command line only, with a substantial learning curve
  • Only legitimate against systems you are authorised to test
Downloadable app Downloadable app
Open source Open source
License: GPL-3.0-or-later License: GPL-2.0
No account needed No account needed
Offline features available Offline features available
Sources

Catalog checked October 1, 2026
Sources

Catalog checked September 21, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.