Cost / License
- Free
- Open Source
Platforms
- Windows
- Linux

There are many alternatives to John the Ripper for Linux if you are looking for a replacement. The best Linux alternative is hashcat, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 10 alternatives to John the Ripper and ten of them are available for Linux so hopefully you can find a suitable replacement. Other interesting Linux alternatives to John the Ripper are ophcrack, Offline NT Password & Registry Editor, Trinity Rescue Kit and LaZagne.

Ophcrack is a Windows Password cracker based on Rainbow Tables.
Features
Cracks LM and NTLM Windows hashes Free tables available for Windows XP, Vista and 7 Brute-force module for simple passwords Audit mode and CSV export Real-time graphs to analyze the pas.




Windows stores its user information, including crypted versions of the passwords, in a file called 'sam', usually found in \windows\system32\config. This file is a part of the registry, in a binary format previously undocumented, and not easily accessible.

Trinity Rescue Kit or TRK is a free live Linux distribution that aims specifically at recovery and repair operations on Windows machines, but is equally usable for Linux recovery issues. Since version 3.

Worlds fastest md5crypt, phpass, mscash2 and WPA / WPA2 cracker & Worlds first and only GPGPU based rule engine.
A CUDA & OpenCL accelerated rainbow table implementation from the ground up, and a CUDA hash brute forcing tool with support for many hash types including MD5, SHA1, LM, NTLM, and lots more!
it's for a hashes brutforce.