Parrot is a GNU/Linux distribution based on Debian Testing and designed with Security, Development, and Privacy in mind.




Kali Linux is described as 'Debian-derived Linux distribution designed for digital forensics and penetration testing, originally forked from Backtrack Linux by the Offensive Security team' and is a very popular Linux Distro in the os & utilities category. There are more than 10 alternatives to Kali Linux for a variety of platforms, including Linux, VirtualBox, Arch Linux, GNOME and Mac apps. The best Kali Linux alternative is Parrot Security OS, which is both free and Open Source. Other great apps like Kali Linux are Tails, BlackArch, Cyborg Linux and BackBox Linux.
Parrot is a GNU/Linux distribution based on Debian Testing and designed with Security, Development, and Privacy in mind.




Tails is a Debian based live CD/USB with the goal of providing complete Internet anonymity for the user.


BlackArch Linux is an Small Arch Linux iconArch Linux -based distribution for penetration testers and security researchers. The repository contains 2554 tools.




The most advanced, powerful and yet beautiful penetration testing distribution ever created.Lined up with ultimate collection of tools for pro Ethical Hackers and Cyber Security Experts.




BackBox is a Linux distribution based on Ubuntu developed to perform penetration tests and security assessments. Designed to be fast, easy to use and to provide a minimal yet complete desktop environment thanks to its own software repositories...




Trisquel is a computer operating system, a GNU + Linux distribution, derived from another distribution, Ubuntu, which is derived from Debian.




GLF OS is a gaming-oriented live Linux distribution based on NixOS. Developed by a French-speaking community called Gaming Linux France (GLF), the distribution includes everything one would need for gaming on Linux, including Steam, Lutris, Heroic Games Launcher, as well as...

Exodia OS is a highly customized Arch-based Linux distribution built for and by cybersecurity experts, and also for daily usage, capable of performing the strongest pentests and the simplest daily tasks.

Pentoo is a security-focused livecd based on Gentoo. It's basically a Gentoo install with lots of customized tools, a customized kernel, and much more.



Wifislax is a GNU / Linux LiveCD and LiveUSB features conceived and designed for security auditing and related to computer security in general.



ArchStrike is a penetration testing and security layer on top of Arch Linux done the Arch Way and optimized for i686, x86_64, ARMv6, ARMv7 and ARMv8. We follow the Arch Linux standards very closely in order to keep our packages clean, proper and easy to maintain.



Bugtraq system offers the most comprehensive distribution, optimal, and stable with automated services manager in real time.




Parot has more security tools than Kali.