List_of_GNU_Core_Utilities_commands

List of GNU Core Utilities commands

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This is a list of commands from the GNU Core Utilities for Unix environments. These commands can be found on Unix operating systems and most Unix-like operating systems.

GNU Core Utilities include basic file, shell and text manipulation utilities. Coreutils includes all of the basic command-line tools that are expected in a POSIX system.

List^[1]

Shell Utilities

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Name	Description
`chcon`	Changes file security context (SELinux)
`chgrp`	Changes file group ownership
`chown`	Changes file ownership
`chmod`	Changes the permissions of a file or directory
`cp`	Copies a file or directory
`dd`	Copies and converts a file
`df`	Shows disk free space on file systems
`dir`	Is exactly like "`ls -C -b`". (Files are by default listed in columns and sorted vertically.)
`dircolors`	Set up color for `ls`
`install`	Copies files and set attributes
`ln`	Creates a link to a file
`ls`	Lists the files in a directory
`mkdir`	Creates a directory
`mkfifo`	Makes named pipes (FIFOs)
`mknod`	Makes block or character special files
`mktemp`	Creates a temporary file or directory
`mv`	Moves files or rename files
`realpath`	Returns the resolved absolute or relative path for a file
`rm`	Removes (deletes) files, directories, device nodes and symbolic links
`rmdir`	Removes empty directories
`shred`	Overwrites a file to hide its contents, and optionally deletes it
`sync`	Flushes file system buffers
`touch`	Changes file timestamps; creates file
`truncate`	Shrink or extend the size of a file to the specified size
`vdir`	Is exactly like "`ls -l -b`". (Files are by default listed in long format.)

Name	Description
`b2sum`	Computes and checks BLAKE2b message digest
`base32`	Encodes or decodes Base32, and prints result to standard output
`base64`	Encodes or decodes Base64, and prints result to standard output
`cat`	Concatenates and prints files on the standard output
`cksum`	Checksums (IEEE Ethernet CRC-32) and count the bytes in a file. Supersedes other *sum utilities with -a option from version 9.0.
`comm`	Compares two sorted files line by line
`csplit`	Splits a file into sections determined by context lines
`cut`	Removes sections from each line of files
`expand`	Converts tabs to spaces
`fmt`	Simple optimal text formatter
`fold`	Wraps each input line to fit in specified width
`head`	Outputs the first part of files
`join`	Joins lines of two files on a common field
`md5sum`	Computes and checks MD5 message digest
`nl`	Numbers lines of files
`numfmt`	Reformat numbers
`od`	Dumps files in octal and other formats
`paste`	Merges lines of files
`ptx`	Produces a permuted index of file contents
`pr`	Converts text files for printing
`sha1sum`, `sha224sum`, `sha256sum`, `sha384sum`, `sha512sum`	Computes and checks SHA-1/SHA-2 message digests
`shuf`	generate random permutations
`sort`	sort lines of text files
`split`	Splits a file into pieces
`sum`	Checksums and counts the blocks in a file
`tac`	Concatenates and prints files in reverse order line by line
`tail`	Outputs the last part of files
`tr`	Translates or deletes characters
`tsort`	Performs a topological sort
`unexpand`	Converts spaces to tabs
`uniq`	Removes duplicate lines from a sorted file
`wc`	Prints the number of bytes, words, and lines in files

Name	Description
`arch`	Prints machine hardware name (same as uname -m)
`basename`	Removes the path prefix from a given pathname
`chroot`	Changes the root directory
`date`	Prints or sets the system date and time
`dirname`	Strips non-directory suffix from file name
`du`	Shows disk usage on file systems
`echo`	Displays a specified line of text
`env`	Displays and modifies environment variables
`expr`	Evaluates expressions
`factor`	Factors numbers
`false`	Does nothing, but exits unsuccessfully
`groups`	Prints the groups of which the user is a member
`hostid`	Prints the numeric identifier for the current host
`id`	Prints real or effective UID and GID
`link`	Creates a link to a file
`logname`	Print the user's login name
`nice`	Modifies scheduling priority
`nohup`	Allows a command to continue running after logging out
`nproc`	Queries the number of (active) processors
`pathchk`	Checks whether file names are valid or portable
`pinky`	A lightweight version of finger
`printenv`	Prints environment variables
`printf`	Formats and prints data
`pwd`	Prints the current working directory
`readlink`	Displays value of a symbolic link
`runcon`	Run command with specified security context
`seq`	Prints a sequence of numbers
`sleep`	Delays for a specified amount of time
`stat`	Returns data about an inode
`stdbuf`	Controls buffering for commands that use stdio
`stty`	Changes and prints terminal line settings
`tee`	Sends output to multiple files
`test`	Evaluates an expression
`timeout`	Run a command with a time limit
`true`	Does nothing, but exits successfully
`tty`	Prints terminal name
`uname`	Prints system information
`unlink`	Removes the specified file using the `unlink` function
`uptime`	Tells how long the system has been running
`users`	Prints the user names of users currently logged into the current host
`who`	Prints a list of all users currently logged in
`whoami`	Prints the effective userid
`yes`	Prints a string repeatedly
`[`	A synonym for test; this program permits expressions like [ expression ].

List_of_GNU_Core_Utilities_commands

List of GNU Core Utilities commands

List^[1]

File Utilities

Text Utilities

Shell Utilities

See also

References

External links

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List_of_GNU_Core_Utilities_commands

List[1]

File Utilities

Text Utilities

Shell Utilities

See also

References

External links

Share this article:

List^[1]