vi Vim is a highly configurable text editor built to enable efficient text editing. It is an improved version of the vi editor distributed with most UNIX systems.

Virtuozzo Parallels 'Virtuozzo' Containers creates multiple, isolated containers (otherwise known as virtual environments, or VE), or Virtual Private Servers, or VPS), on a single physical server. This allows the sharing of hardware, systems management effort, and sometimes software licenses among different workloads.