Kali Linux is a widely respected Linux distribution geared toward testing and auditing systems and networks, and the latest release has added more hacking tools, updates, and even a UI refresh.

An eventual Kali Linux 2.1 would simply be a snapshot of the current software available, which 2.0 users would already have upgraded to.

Offensive Security has released Kali Linux 2022.3, the third version of 2022, with virtual machine improvements, Linux Kernel 5.18.5, new tools to play with, and improved ARM support.

Kali Linux 2023.3, the third version of 2023, is now available for download, with nine new tools and internal optimizations.