There’re many instant messaging softwares: AIM, Ichat, MSN messenger. Most of them send clear text packet, easy to sniff.
KisMAC goes 0.04c
KisMAC is a stumbler application for MacOS X, that puts your card into the monitor mode.
Honey Pot X
the first honeypot on OSX
John the Ripper binaries for OSX
John the ripper is the fastest unix (and other) password cracker.
KisMAC a new wifi scanner for OSX
It will puts your card into the monitor mode. Unlike most other applications for OS X it will remain completely invisible and send no probe requests.
Hackbot: another great banner scanner
Hackbot was design to scan cgi, check for open relay, rip checkup and More!
Malloc() Webminer a cgi, and hiden files/folder scanner
Malloc() Webminer will crawl a webserver for commun or default files or folders.