Penetration Testing tools are used as part of a penetration test to automate certain tasks, improve testing efficiency, and discover issues that might be difficult to find using manual analysis techniques alone.
Codenomicon is a private company founded in late 2001, and develops fuzz testing tools for network equipment manufacturers, service providers, government/defense and enterprise customers.
2.CORE Impact (http://www.coresecurity.com/core-impact-pro)
CORE Impact Pro can be used to test mobile device penetration, network/network devise penetration, password identification and cracking, etc.
It is used by every pentester and ethical hacker in the world. Period. The Metasploit Project is a security project which delivers information about security vulnerabilities and helps penetration testing and Intrusion detection. The open source project – known as the Metasploit Framework, is used by security professionals to execute exploit code against a remote target machine
Wireshark allows the pentester to put a network interface into a promiscuous mode and therefore see all traffic.Wireshark is able to read data from a wide variety of networks, from Ethernet, IEEE 802.11, PPP, and even loopback.
5.Network Mapper (Nmap) (https://nmap.org/)
"Network Mapper" though not necessarily a pen-testing tool, it is a must-have for the ethical hackers. This is a very popular tool that predominantly aids in understanding the characteristics of any target network.
Acunetix is essentially a web vulnerability scanner targeted at web applications. It provides SQL injection, cross site scripting testing, PCI compliance reports etc. along with identifying a multitude of vulnerabilities.