w3af - w3af is a Web Application Attack and Audit Framework
Cobalt Strike - Advanced threat tactics for penetration testers.
Shodan - Shodan is the world's first search engine for Internet-connected devices.
Armitage - Armitage makes penetration testing easy by adding a GUI to the Metasploit framework
Zed Attack Proxy - The Zed Attack Proxy (ZAP) is an easy to use integrated penetration testing tool for finding...
ZoomEye - Network mapping service