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Kali Linux commands

February 6, 2014

All commands (A-Z) for Kali Linux here:


  • apropos : Search Help manual pages (man -k)
  • apt-get : Search for and install software packages (Debian/Ubuntu)
  • aptitude : Search for and install software packages (Debian/Ubuntu)
  • aspell : Spell Checker
  • awk : Find and Replace text, database sort/validate/index


  • basename : Strip directory and suffix from filenames
  • bash : GNU Bourne-Again SHell
  • bc : Arbitrary precision calculator language
  • bg : Send to background
  • break : Exit from a loop
  • builtin : Run a shell builtin
  • bzip2 : Compress or decompress named file(s)


  • cal : Display a calendar
  • case : Conditionally perform a command
  • cat : Concatenate and print (display) the content of files
  • cd : Change Directory
  • cfdisk : Partition table manipulator for Linux
  • chgrp : Change group ownership
  • chmod : Change access permissions
  • chown : Change file owner and group
  • chroot : Run a command with a different root directory
  • chkconfig : System services (runlevel)
  • cksum : Print CRC checksum and byte counts
  • clear : Clear terminal screen
  • cmp : Compare two files
  • comm : Compare two sorted files line by line
  • command : Run a command – ignoring shell functions •
  • continue : Resume the next iteration of a loop •
  • cp : Copy one or more files to another location
  • cron : Daemon to execute scheduled commands
  • crontab : Schedule a command to run at a later time
  • csplit : Split a file into context-determined pieces
  • cut : Divide a file into several parts


  • date : Display or change the date & time
  • dc : Desk Calculator
  • dd Convert and copy a file, write disk headers, boot records
  • ddrescue Data recovery tool
  • declare Declare variables and give them attributes •
  • df Display free disk space
  • diff Display the differences between two files
  • diff3 Show differences among three files
  • dig DNS lookup
  • dir Briefly list directory contents
  • dircolors Colour setup for `ls’
  • dirname Convert a full pathname to just a path
  • dirs Display list of remembered directories
  • dmesg Print kernel & driver messages
  • du Estimate file space usage


  • echo Display message on screen •
  • egrep Search file(s) for lines that match an extended expression
  • eject Eject removable media
  • enable Enable and disable builtin shell commands •
  • env Environment variables
  • ethtool Ethernet card settings
  • eval Evaluate several commands/arguments
  • exec Execute a command
  • exit Exit the shell
  • expect Automate arbitrary applications accessed over a terminal
  • expand Convert tabs to spaces
  • export Set an environment variable
  • expr Evaluate expressions


  • false Do nothing, unsuccessfully
  • fdformat Low-level format a floppy disk
  • fdisk Partition table manipulator for Linux
  • fg Send job to foreground
  • fgrep Search file(s) for lines that match a fixed string
  • file Determine file type
  • find Search for files that meet a desired criteria
  • fmt Reformat paragraph text
  • fold Wrap text to fit a specified width.
  • for Expand words, and execute commands
  • format Format disks or tapes
  • free Display memory usage
  • fsck File system consistency check and repair
  • ftp File Transfer Protocol
  • function Define Function Macros
  • fuser Identify/kill the process that is accessing a file


  • gawk Find and Replace text within file(s)
  • getopts Parse positional parameters
  • grep Search file(s) for lines that match a given pattern
  • groupadd Add a user security group
  • groupdel Delete a group
  • groupmod Modify a group
  • groups Print group names a user is in
  • gzip Compress or decompress named file(s)


  • hash Remember the full pathname of a name argument
  • head Output the first part of file(s)
  • help Display help for a built-in command
  • history Command History
  • hostname Print or set system name


  • iconv Convert the character set of a file
  • id Print user and group id’s
  • if Conditionally perform a command
  • ifconfig Configure a network interface
  • ifdown Stop a network interface
  • ifup Start a network interface up
  • import Capture an X server screen and save the image to file
  • install Copy files and set attributes


  • jobs List active jobs
  • join Join lines on a common field


  • kill : Stop a process from running
  • killall : Kill processes by name


  • less Display output one screen at a time
  • let Perform arithmetic on shell variables
  • ln Create a symbolic link to a file
  • local Create variables
  • locate Find files
  • logname Print current login name
  • logout Exit a login shell
  • look Display lines beginning with a given string
  • lpc Line printer control program
  • lpr Off line print
  • lprint Print a file
  • lprintd Abort a print job
  • lprintq List the print queue
  • lprm Remove jobs from the print queue
  • ls List information about file(s)
  • lsof List open files


  • make Recompile a group of programs
  • man Help manual
  • mkdir Create new folder(s)
  • mkfifo Make FIFOs (named pipes)
  • mkisofs Create an hybrid ISO9660/JOLIET/HFS filesystem
  • mknod Make block or character special files
  • more Display output one screen at a time
  • mount Mount a file system
  • mtools Manipulate MS-DOS files
  • mtr Network diagnostics (traceroute/ping)
  • mv Move or rename files or directories
  • mmv Mass Move and rename (files)


  • netstat Networking information
  • nice Set the priority of a command or job
  • nl Number lines and write files
  • nohup Run a command immune to hangups
  • notify-send Send desktop notifications
  • nslookup Query Internet name servers interactively


  • open : Open a file in its default application
  • op : Operator access


  • passwd Modify a user password
  • paste Merge lines of files
  • pathchk Check file name portability
  • ping Test a network connection
  • pkill Stop processes from running
  • popd Restore the previous value of the current directory
  • pr Prepare files for printing
  • printcap Printer capability database
  • printenv Print environment variables
  • printf Format and print data •
  • ps Process status
  • pushd Save and then change the current directory
  • pwd Print Working Directory


  • quota Display disk usage and limits
  • quotacheck Scan a file system for disk usage
  • quotactl Set disk quotas


  • ram ram disk device
  • rcp Copy files between two machines
  • read Read a line from standard input •
  • readarray Read from stdin into an array variable •
  • readonly Mark variables/functions as readonly
  • reboot Reboot the system
  • rename Rename files
  • renice Alter priority of running processes
  • remsync Synchronize remote files via email
  • return Exit a shell function
  • rev Reverse lines of a file
  • rm Remove files
  • rmdir Remove folder(s)
  • rsync Remote file copy (Synchronize file trees)


  • screen Multiplex terminal, run remote shells via ssh
  • scp Secure copy (remote file copy)
  • sdiff Merge two files interactively
  • sed Stream Editor
  • select Accept keyboard input
  • seq Print numeric sequences
  • set Manipulate shell variables and functions
  • sftp Secure File Transfer Program
  • shift Shift positional parameters
  • shopt Shell Options
  • shutdown Shutdown or restart linux
  • sleep Delay for a specified time
  • slocate Find files
  • sort Sort text files
  • source Run commands from a file `.’
  • split Split a file into fixed-size pieces
  • ssh Secure Shell client (remote login program)
  • strace Trace system calls and signals
  • su Substitute user identity
  • sudo Execute a command as another user
  • sum Print a checksum for a file
  • suspend Suspend execution of this shell •
  • symlink Make a new name for a file
  • sync Synchronize data on disk with memory


  • tail Output the last part of file
  • tar Tape ARchiver
  • tee Redirect output to multiple files
  • test Evaluate a conditional expression
  • time Measure Program running time
  • times User and system times
  • touch Change file timestamps
  • top List processes running on the system
  • traceroute Trace Route to Host
  • trap Run a command when a signal is set(bourne)
  • tr Translate, squeeze, and/or delete characters
  • true Do nothing, successfully
  • tsort Topological sort
  • tty Print filename of terminal on stdin
  • type Describe a command


  • ulimit Limit user resources
  • umask Users file creation mask
  • umount Unmount a device
  • unalias Remove an alias
  • uname Print system information
  • unexpand Convert spaces to tabs
  • uniq Uniquify files
  • units Convert units from one scale to another
  • unset Remove variable or function names
  • unshar Unpack shell archive scripts
  • until Execute commands (until error)
  • uptime Show uptime
  • useradd Create new user account
  • userdel Delete a user account
  • usermod Modify user account
  • users List users currently logged in
  • uuencode Encode a binary file
  • uudecode Decode a file created by uuencode


  • v : Verbosely list directory contents (`ls -l -b’)
  • vdir : Verbosely list directory contents (`ls -l -b’)
  • vi : Text Editor
  • vmstat : Report virtual memory statistics


  • wait Wait for a process to complete
  • watch Execute/display a program periodically
  • wc Print byte, word, and line counts
  • whereis Search the user’s $path, man pages and source files for a program
  • which Search the user’s $path for a program file
  • while Execute commands
  • who Print all usernames currently logged in
  • whoami Print the current user id and name (`id -un’)
  • wget Retrieve web pages or files via HTTP, HTTPS or FTP
  • write Send a message to another user


  • xargs Execute utility, passing constructed argument list(s)
  • xdg-open Open a file or URL in the user’s preferred application.
  1. those linux commmands are very useful and need to remember ….. thanks..

  2. sajjad permalink


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