Format (command)

format
Written inMS-DOS: x86 assembly language
FreeDOS: C
Operating systemRT-11, 86-DOS, MS-DOS, PC DOS, OS/2, eComStation, ArcaOS, ISIS-II, iRMX 86, TRIPOS, AmigaDOS, Z80-RIO, OS-9, MSX-DOS, FlexOS, PC-MOS, SpartaDOS X, DR DOS, ROM-DOS, 4690 OS, FreeDOS, PTS-DOS, SISNE plus, Windows, ReactOS
PlatformCross-platform
TypeCommand
LicenseMS-DOS: MIT
PC-MOS: GPLv3
FreeDOS: GPLv2
ReactOS: LGPL-2.0-or-later

In computing, format is a command-line utility that carries out disk formatting. It is a component of various operating systems, including 86-DOS, MS-DOS, IBM PC DOS and OS/2, Microsoft Windows and ReactOS.