Waircut - Free network audit app
CrackStation - CrackStation is a web-based service that is used for retrieving passwords by cracking their hashes.
Ekahau HeatMapper - The Free Wi-Fi Coverage Mapping Site Survey Tool
MDCrack - MDcrack is a an aggressive cracker for MD2 MD4 MD5 HMAC-MD4 HMAC-MD5 NTLM PIX IOS APACHE FREEBSD IPB2 CRC32 CRC32B ADLER32 hashes
iBwave Wi-Fi - iBwave Wi-Fi software suite brings smart networking solutions to enterprise, education, hospitality, transportation, retail, office, healthcare, public venues, and residential wireless networks.
hashcat - The World's Fastest CPU/GPU powered password cracker.