John the Ripper
Rated 3.32/5 (66.43%) (28 Votes)
Site Description: A portable password cracker with built-in efficient implementations of multiple password hashing algorithms found on various Unix flavors.
Current Rank: 61
Alexa Rank: 90,139
Compete Rank: 113,589
Quantcast Rank: 54,365
Traffic Score: 70*
Browse to Site : http://www.openwall.com
* lower score equals more traffic