Group System Environment/Shells

bash-completion: Programmable completion for Bash
bksh: Simple shell to be used for backups through ssh or rsh
clex: File manager with an ncurses interface
dsh: Distributed shell. Allows running of a single command on multiple hosts
fish: Friendly interactive shell
mc: A user-friendly file manager and visual shell.
scponly: Limited shell for secure file transfers
shmux: Program for executing the same command on many hosts in parallel