Kali Linux OS (T)
Open-source Debian-based distribution with 600+ pre-installed security tools for penetration testing, security research, and reverse engineering.
Platforms: Web · Last verified September 7, 2026
Open-source Debian-based distribution with 600+ pre-installed security tools for penetration testing, security research, and reverse engineering.
Only use this tool against systems you own or are explicitly authorized to test — see the disclaimer.
Getting started
Best for: Penetration testing; security research; red team operations; OSINT research. See the official site linked above for details.