There are many versions of Linux hackers use for hacking and penetration testing. Here is the list of best Linux hacking distributions used by hackers:
- Kali Linux
- BackBox
- Parrot Security operating system
- BlackArch
- Bugtraq
- Deft Linux (Digital Evidence & Forensics Toolkit)
- Samurai Web Testing Framework
- Pentoo Linux
- CAINE (Computer Aided Investigative Environment)
- Network Security Toolkit
If you are interested to learn Linux, I suggest this Linux Course by Intellipaat. You can even check Ethical Hacking Training to use the full potential of Kali Linux.
You can watch this video to know Parrot OS vs Kali Linux.