btrfs - control a btrfs filesystem
cryptsetup - setup cryptographic volumes for dm-crypt
fsarchiver - a disk cloning utility
grub - GRand Unified Bootloader command shell
hdparm - get/set SATA/IDE device parameters
nproc - print the number of processing units available
ifconfig - configure a network interface
iptables - administration tool for IPv4 packet filtering and NAT
iwlist - get more detailed wireless information from a wireless interface
kmod - Program to manage Linux Kernel modules
lsblk - list block devices
lscpu - display information about the CPU architecture
lshw - list hardware devices
lspci - list all PCI devices
lsusb - list USB devices
mkfs - build a Linux file system
modprobe - program to add and remove modules from the Linux Kernel
mpstat - Report processors related statistics
sysctl - configure kernel parameters at runtime
useradd - create a new user or update default new user information
userdel - delete a user account and related files
usermod - modify a user account
vmstat - Report virtual memory statistics
grub-install (install GRUB on your drive)
update-grub (program to generate GRUB's menu.lst file)
GRUB is the GRand Unified Bootloader, a very powerful newish BootLoader that can be used to boot most operating system