Brutus
Brutus is a brute-force attack password cracker tool for Microsoft Windows
BTCrack
BTCrack is the worlds first Bluetooth Pass phrase (PIN) brute-force tool
Cain and Abel
Was a password recovery tool for Microsoft Windows.
CrackStation
Crackstation is a hash cracking service. They crack: MD5, SHA1, SHA2, WPA
Havij
Havij is an automated SQL Injection tool that helps penetration testers to find and exploit SQL Injection vulnerabilities on a web page.
Hping
hping is a TCP/IP packet generator and analyzer with scripting capabilities
KerbCrack
Kerberos sniffer and cracker for Windows.
L0phtCrack
L0phtCrack is a password auditing and recovery tool
Medusa
Medusa is a modular, speedy, and parallel, login brute-forcer.
OphcrackPassword Cracker
OphcrackPassword Cracker is a Windows Password cracker based on Rainbow Tables
PackETH
packETH is GUI and CLI packet generator tool for ethernet. It allows you to create and send any possible packet or sequence of packets on the ethernet link.
rainbowcrack
RainbowCrack is a Password crack, which crack hashes with rainbow tables.