EyeSpy (Version 2)
for macOS 10.12 (Sierra) and macOS 10.13 (High Sierra)
It's easy to get more character for EyeSpy.
First, get EyeSpy from the Mac App Store (click the black button on the left of this page, "Download on the Mac App Store")
If it's not already running, open EyeSpy. You can use Spotlight (Command-Spacebar) to launch EyeSpy once it's installed.