Code · Vendor site 2026-10-04
Kali Linux is an open-source Debian-based distribution maintained by Offensive Security for penetration testing, security auditing, and ethical hacking. It ships hundreds of preinstalled security tools, documentation, community forums, and optional commercial training paths.
Understand the total cost
Free
Free
Kali Linux downloads and documentation are free; the site also links to paid Offensive Security training and certifications separately.
No retained pricing changes yet. A current price alone does not establish a historical trend.
Reviewed vendor source
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Yes. Kali has an ongoing free plan. Kali Linux downloads and documentation are free; the site also links to paid Offensive Security training and certifications separately.
Kali is listed as free. No paid plan with a published price was found.
We could not confirm API access for Kali.