Sleep (command)

sleep
Developer(s)AT&T Bell Laboratories, Microsoft, Microware, Trane Francks
Initial releaseNovember 1973; 51 years ago (1973-11)
Written inC
Operating systemUnix, Unix-like, V, Plan 9, Inferno, OS-9, MSX-DOS, FreeDOS, Windows, KolibriOS, IBM i
PlatformCross-platform
TypeCommand
Licensecoreutils: GPLv3+
FreeDOS: GPLv2
Plan 9: MIT License

In computing, sleep is a command in Unix, Unix-like and other operating systems that suspends program execution for a specified time.