Similar to GNU_Core_Utilities

Gforth

GNU Multiple Precision Arithmetic Library

GNUnet

GNU Hello

Linux-libre

GNU nano

Ncurses

PSPP

GNU arch

Bash (Unix shell)

At (command)

AWK

Cal (command)

Cat (Unix)

Cd (command)

Chgrp

Chmod

Chown

Cksum

Cmp (Unix)

Cp (Unix)

Cron

Ctags

Cut (Unix)

Dd (Unix)

Df (Unix)

Dirname

Du (Unix)