Letter O

ophcrack - Free Windows password cracker based on rainbow tables

Website: https://ophcrack.sourceforge.io
License: LicenseRef-Callaway-GPLv2+-with-exceptions
Vendor: Alcance Libre, Inc.
Description:
Ophcrack is a free Windows password cracker based on rainbow tables.
It is a very efficient implementation of rainbow tables done by the
inventors of the method. It comes with a Graphical User Interface and
runs on multiple platforms.

Features:

    * Runs on Windows, Linux/Unix, Mac OS X, ...
    * Cracks LM and NTLM hashes.
    * Free tables available for Windows XP and Vista.
    * Brute-force module for simple passwords.
    * Audit mode and CSV export.
    * Real-time graphs to analyze the passwords.
    * LiveCD available to simplify the cracking.
    * Loads hashes from encrypted SAM recovered from a Windows partition,
      Vista included.
    * Free and open source software (GPL).

Packages

ophcrack-3.8.0-4.aldos.i686 [220 KiB] Changelog by Joel Barrios (2026-01-26):
- Clean and trim spec file.

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