ls
Unix-like operating system command
In computing, ls is a command to list computer files and directories in Unix and Unix-like operating systems. It is specified by POSIX and the Single UNIX Specification. Wikipedia
Syntax: ls [options] [file… | directory …]
Developer(s): Various open-source and commercial developers
License: coreutils: GPLv3+; BusyBox: GPL-2.0-only; Toybox: 0BSD; Plan 9: MIT License
Original author(s): coreutils: Richard Stallman and David MacKenzie
Written in: C