AutoHotkey - The ultimate automation scripting language for Windows.
Monitor Off Utility - Monitor Off Utility is a free program that allows you to take control of your monitor's...
Pulover’s Macro Creator - Pulover’s Macro Creator is a Free Automation Tool and Script Generator.
ScreenOff - Turn off Windows screen with a click
AutoKey - A Python 3 port of AutoKey, the desktop automation utility for Linux and X11.
MonitorTweak - A Windows utility that lets you turn off the monitor power instantly