This is downloadable as .rpm or .deb for GNU/Linux. GhostBSD uses CentOS Linuxolator - not sure how to use it. They also offer a .pkg for Mac - could this be used to install it?

Update: Just tried following this guide:

https://wiki.freebsd.org/LinuxJails

and also tried Bastille without success:

https://bastillebsd.org/blog/2021/08/01 ... ontainers/

HI Welcome to GhostBSD.

You can try this

https://docs.freebsd.org/en/articles/linux-emulation/