KeyDisplayer

KeyDisplayer visualizes and displays your keystrokes live on the screen during your screencasts or…

Carnac

A utility to give some insight into how you use your keyboard/

KeyCastr lets you easily display your keystrokes while recording screencasts.

Full-featured on-screen keypress display for screencasting on Windows

Keypress visualizer for macOS

Visually display key presses on Windows screen

QiPress is a portable Windows program that displays key presses on the screen.