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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.
The GNU Core Utilities or coreutils is a package of GNU software containing implementations for many of the basic tools, such as cat, ls, and rm, which are used on Unix-like operating systems. In September 2002, the GNU coreutils were created by merging the earlier packages textutils , shellutils , and fileutils , along with some other ...
GNU was designed to be a replacement for Unix operating systems of the 1980s and used the POSIX standards as a guide, but either definition would give a much larger "base system". The following list is instead a small set of GNU packages which seem closer to being "core" packages than being in any of the further down sections.
A testing suite used in most core Linux software. GNU Binary Utilities: Main tools used for object code manipulation and linking. GNU C Library: Main Linux distributions' backward-compatible C library. GNU Compiler Collection: The group of compilers used in compiling most of Linux distributions sources. GNU Core Utilities
shred is a command on Unix-like operating systems that can be used to securely delete files and devices so that it is extremely difficult to recover them, even with specialized hardware and technology; assuming recovery is possible at all, which is not always the case.
shuf is a command-line utility included in the textutils package of GNU Core Utilities for creating a standard output consisting of random permutations of the input. The version of shuf bundled in GNU coreutils was written by Paul Eggert.
The version of chmod bundled in GNU coreutils was written by David MacKenzie and Jim Meyering. [4] The command is available as a separate package for Microsoft Windows as part of the UnxUtils collection of native Win32 ports of common GNU Unix-like utilities. [5] The chmod command has also been ported to the IBM i operating system. [6
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