Similar to Env

Ar (Unix)

At (command)

AWK

Bc (programming language)

Cal (command)

Cat (Unix)

Cd (command)

Chgrp

Chmod

Chown

Cksum

Cmp (Unix)

Cp (Unix)

Cron

Ctags

Cut (Unix)

Dd (Unix)

Diff

Dirname

Du (Unix)

Echo (command)

Ed (software)

Eval

Exit (command)

Expr

File (command)