jaxxed

If some people get their way, then Kirk will be remembered somewhat, like Franz Ferdinand.

Not for virt machines, but toolbox is an easy to use way to keep tooling environments separate from your main machine workspace. Requires/leverages Godmanchester over lxc/docker. It’s a big part of the fedora atomic/immutable stack, to allow you to install things without installing them.

Ontario has lakes bigger than some countries