In computing, mechanisms and techniques for managing services often differ by operating system. Examples of operating system service management are:
Service Control Manager - Used by Microsoft Windows
launchd - Used by Apple OS X
systemd - Used by some Linux distributions
Upstart - Used by Google Chrome OS
Service Management Facility - Used by Solaris
Android init - Used by Google Android
sysvinit - Used by older Unix-like operating systems
cygserver - Used by Cygwin
runit - Used by Void
OpenRC - Used by Gentoo
The GNU Shepherd - Used by the Guix System Distribution GuixSD and GNU Hurd but designed to work on every POSIX-like system where Guile is available
