Od (Unix)

od
Original author(s)AT&T Bell Laboratories
Developer(s)Various open-source and commercial developers
Initial releaseNovember 3, 1971; 53 years ago (1971-11-03)
Operating systemUnix, Unix-like, IBM i
PlatformCross-platform
TypeCommand
Licensecoreutils: GPLv3+

od is a command on various operating systems for displaying ("dumping") data in various human-readable output formats. The name is an acronym for "octal dump" since it defaults to printing in the octal data format.