Kali Linux

Kali Linux is the premier, Debian-based distribution for penetration testing and digital forensics, delivering a robust, pre-configured security toolkit.

Kali Linux, maintained by Offensive Security, is a specialized, open-source operating system engineered for information security professionals. It's a Debian-derived platform, purpose-built for tasks like penetration testing, security auditing, and reverse engineering. The distribution ships with over 600 pre-installed tools: core utilities include Metasploit for exploitation, Nmap for network discovery, and Wireshark for traffic analysis. This focus eliminates manual setup, allowing operators to immediately execute complex security assessments across various environments (bare-metal, VMs, ARM devices, and WSL).

https://www.kali.org/