Similar to Write_(UNIX)

Du (Unix)

Echo (command)

Env

Eval

Exit (command)

Expr

File (command)

Find (Unix)

Grep

Kill (command)

Ln (Unix)

Ls

Mkdir

More (command)

Pax (command)

Rm (Unix)

Rmdir

Sed

Split (Unix)

Tee (command)

Touch (command)

true and false (commands)

Compress (software)

Who (Unix)