List of POSIX commands

Utilities listed in POSIX.1-2017

This is a list of POSIX (Portable Operating System Interface) shell commands as specified by IEEE Std 1003.1-2024, which is part of the Single UNIX Specification (SUS). These commands are commonly implemented in Unix and Unix-like shells and many are available in shells of other operating systems.

This is not a comprehensive list of historic Unix and Unix-like shell commands as it excludes commands that are not specified by the aforementioned standard.

• List of GNU Core Utilities commands
• GNOME Core Applications
• List of GNU packages
• List of KDE applications
• List of Unix daemons
• Unix philosophy
• util-linux

• IEEE Std 1003.1,2004 specifications
• IEEE Std 1003.1,2008 specifications
• IEEE Std 1003.1,2024 specifications
• Rosetta Stone For *Nix – configurable list of equivalent programs for *nix systems.
• The Unix Acronym List: Unix Commands – explains the names of many Unix commands.