Pulover’s Macro Creator - Pulover’s Macro Creator is a Free Automation Tool and Script Generator.
EventGhost - EventGhost is an advanced, easy to use and extensible automation tool for MS Windows.
AutoKey - A Python 3 port of AutoKey, the desktop automation utility for Linux and X11.
Homeseer - HomeSeer presents a revolutionary approach to home automation.
Hammerspoon - This is a tool for powerful automation of OS X.
Home-Assistant.io - Home Assistant is an open-source home automation platform running on Python 3.