> Dockerfiles make it super simple. There is similar stuff for jails but you need a jails frontend that use it. But docker is just a frontend for linux contain

> Dockerfiles make it super simple. There is similar stuff for jails but you need a jails frontend that use it. But docker is just a frontend for linux containers :) You're not comparing the right things here: Linux containers with a popular frontend and all the trimmings, to barebones FreeBSD jails.