AutoHotkey - The ultimate automation scripting language for Windows.
Apple Automator - Let your Mac do repetitive tasks for you.
AutoKey - A Python 3 port of AutoKey, the desktop automation utility for Linux and X11.
AHK_X11 - AHK_X11 is a Linux reimplementation of Windows AutoHotkey (AHK) CLASSIC (version 1.0.24 from 2004), with many of Windows AutoHotkey's features but more limited to legacy syntax and a subset of commands.
pywinauto - Development and Office & Productivity
Jitbit Macro Recorder - Macro Recorder is not only a mouse recorder, keyboard recorder and player.