ls cd mv cp pwd man help head tail cat less nano ed vi vim emacs more touch rm rmdir mkdir ln tree df du dd ps top htop passwd logout exit adduser useradd bash sh ksh csh mksh cc gcc clang cmake make gmake ar as nasm chmod chown ld lld gold rpm apt zypper dnf yum pacman yay dpkg init systemctl rc service reboot halt shutdown if then fi else elif case esac for select while until do done in function time { } ! [ [[ ]] coproc . : source alias bg fg bind break builtin caller command compgen complete compopt continue declare export disown echo enable eval exec false true fc getopts hash history let jobs kill local popd pushd print printf read readarray readonly return set shopt chsh trap type ulimit umask unalias unset variables wait btrfsck dosfsck e2fsck finger grep find fsck fsck.btrfs fsck.cramfs fsck.exfat fsck.ext2 fsck.ext3 fsck.ext4 fsck.fat fsck.jfs fsck.minix fsck.msdos fsck.reiserfs reiserfsck fsck.vfat fsck.xfs python python3 pip pip3 ruby irb elixir iex curl wget ssh scp neofetch pfetch ufetch telnet nc ffmpeg mpv vlc ffproble mplayer ip ifconfig strings perl sudo su lsusb lsblk dmesg fdisk cfdisk date cal dkms arch cnf killall pgrep git wc gpg locate updatedb tar pactl aplay arecord alsamixer gzip gunzip bzip2 bunzip2 xz unxz zstd mkinitrd mkinitcpio pacmd free node chgrp install mkfifo mktemp mknod cut sed awk comm diff patch sort tr env readlink which stat unlink uname whoami hostname uptime test basename paste join uniq yes mount lscpu eject findmnt umount rfkill poweroff xxd addgroup blkid chattr chpasswd expr nice modprobe printenv realpath seq unzip sysctl egrep svn zip